Service Manual
KEH-P7800R/X1N/EW
ORDER NO.
CRT2305
MULTI-CD CONTROL HIGH POWER CASSETTE PLAYER WITH RDS TUNER
KEH-P7800R KEH-P6800R
X1N/EW
X1N/EW
NOTE: - See the separate manual CX-631(CRT1640) for the cassette mechanism description. - The cassette mechanism assy employed in this model is one of 2L series. - Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation. "Dolby" and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation.
CONTENTS 1. 2. 3. 4. 5. 6.
SAFETY INFORMATION ...........................................2 EXPLODED VIEWS AND PARTS LIST......................2 SCHEMATIC DIAGRAM ..........................................14 PCB CONNECTION DIAGRAM ...............................26 ELECTRICAL PARTS LIST .......................................36 ADJUSTMENT ........................................................46
7. GENERAL INFORMATION ......................................48 7.1 PARTS.................................................................48 7.1.1 IC ...............................................................48 7.1.2 DISPLAY ...................................................53 7.2 DIAGNOSIS........................................................54 7.2.1 DISASSEMBLY .........................................54 7.2.2 TEST MODE .............................................55 7.3 BLOCK DIAGRAM..............................................58 8. OPERATIONS AND SPECIFICATIONS ...................59
PIONEER ELECTRONIC CORPORATION
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE INC. P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A. PIONEER ELECTRONIC [EUROPE] N.V. Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER ELECTRONIC CORPORATION 1998
K-ZZS. NOV. 1998 Printed in Japan
KEH-P7800R,P6800R
1. SAFETY INFORMATION This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by this manual. Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty. If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do so and refer the repair to a qualified service technician.
2. EXPLODED VIEWS AND PARTS LIST 2.1 PACKING - KEH-P7800R/X1N/EW 2 4
3 6
5
9
24
12
14
15
1 7
8 13
11 10
2
KEH-P7800R,P6800R
20
15
22 21 19
18
23
17 16
NOTE: - Parts marked by “*” are generally unavailable because they are not in our Master Spare Parts List. - Screws adjacent to ∇ mark on the product are used for disassembly.
- PACKING SECTION PARTS LIST Mark No. Description
* *
Mark No. Description
Part No.
Cord Assy Accessory Assy Screw Handle Bush
CDE5757 CEA1917 CBA1304 CNC5395 CNV3930
9 10 11 12 13
Battery Carton Contain Box Protector Protector
CEX1030 CHG3548 CHL3548 CHP2101 CHP2102
6 7 8-1 8-2 8-3
Polyethylene Bag Polyethylene Bag Owner’s Manual Owner’s Manual Owner’s Manual
E36-615 CEG-162 CRD2744 CRD2745 CRD2746
14 15 16 17 18
Inner Box Remote Control Assy Screw Assy Polyethylene Bag Hexagonal Wrench
CHW1754 CXB3488 CZE3169 CEG-127 CZE3176
8-4 8-5 8-6 8-7 8-8
Installation Manual Installation Manual Installation Manual Passport Warranty Card
CRD2747 CRD2748 CRD2749 CRY1013 CRY1087
19 20 21 22 23
Screw Belt Holder Assy Holder Assy Remote Control Assy
RMZ30H060FBK CZN6416 CZX3172 CZX3173 CZX3231
1 2 3 4 5 *
Part No.
* * *
24 Case Assy
CXB3520
- Owner's Manual, Installation Manual Model KEH-P7800R/X1N/EW
Part No. CRD2744,2747 CRD2745,2748 CRD2746,2749
Language English, Spanish German, French Italian, Dutch
3
KEH-P7800R,P6800R
- KEH-P6800R/X1N/EW
2 4
3 6
5
24
12
14
1 7
8 13
11 10
4
KEH-P7800R,P6800R
- PACKING SECTION PARTS LIST Mark No. Description 1 2 3 4 5 *
* *
Part No.
Cord Assy Accessory Assy Screw Handle Bush
CDE5757 CEA1917 CBA1304 CNC5395 CNV3930
6 7 8-1 8-2 8-3
Polyethylene Bag Polyethylene Bag Owner’s Manual Owner’s Manual Owner’s Manual
E36-615 CEG-162 CRD2750 CRD2751 CRD2752
8-4 8-5 8-6 8-7 8-8
Installation Manual Installation Manual Installation Manual Passport Warranty Card
CRD2753 CRD2754 CRD2755 CRY1013 CRY1087
Mark No. Description 9 10 11 12 13
••••• Carton Contain Box Protector Protector
14 Inner Box 15-23 ••••• 24 Case Assy
Part No. CHG3674 CHL3674 CHP2101 CHP2102 CHW1754 CXB3520
- Owner's Manual, Installation Manual Model KEH-P6800R/X1N/EW
Part No. CRD2750,2753 CRD2751,2754 CRD2752,2755
Language English, Spanish German, French Italian, Dutch
5
KEH-P7800R,P6800R
2.2 EXTERIOR
6
KEH-P7800R,P6800R
(1) EXTERIOR SECTION PARTS LIST Mark No. Description 1 2 3 4 5
Part No.
Mark No. 46 47 48 49 50
Description ••••• Heat Sink Insulator FM/AM Tuner Unit Holder
Part No.
Screw Screw Screw Cord Assy Fuse(10A)
BMZ30P040FMC BSZ26P050FMC BSZ30P050FMC CDE5757 CEK1136
6 7 8 9 10
Plug Case Holder Shield Spacer
CKM1290 CNB2350 CNC6798 CNC7365 CNM5488
51 52 53 54 55
Chassis Unit Screw Detach Grille Assy Screw Screw
11 12 13 14 15
Panel Screw Screw Cord Holder
CNS5148 BSZ30P050FMC BSZ30P200FMC
56 57 58 59 60
Button(OPEN) Button(EJECT) Button(SOURCE) Button(BAND) Button(EQ)
CAC5804 CAC5805 CAC5806 CAC5807 CAC5808
16 17 18 19 20
Cushion Insulator Insulator Tuner Amp Unit Screw
CNM4870 CNM6275 CNV5793 BMZ26P040FMC
61 62 63 64 65
Button(DISP) Button(1-6) Spring Cover Holder
CAC5809 CAC5921 CBH2205 CNS5146 CNV5537
21 22 23 24 25
Screw Screw Screw Clamper Pin Jack(CN301)
BPZ26P060FMC BSZ26P060FMC BSZ26P160FMC CEF1005 CKB1028
66 67 68 69 70
Keyboard Unit LCD(LCD901) EL Connector(CN901) Holder
CWM6266 CAW1501 CEL1587 CKS2733 CNC7992
26 27 28 29 30
Terminal(CN403) Plug(CN952) Plug(CN604) Connector(CN601) Connector(CN751)
CKF1059 CKM1288 CKS-783 CKS1499 CKS3408
71 72 73 74 75
Tape Spacer Connector Grille Unit Screw
CNM6348 CNM6347 CNV5536 IMS20P040FZK
31 32 33 34 35
Connector(CN602) Connector(CN603) Antenna Jack(CN402) Panel Heat Sink
CKS3568 CKS3597 CKX1056 CNB2356 CNC7991
76 77 78 79 80
Screw Screw Screw Washer Spring
BPZ20P060FMC CBA1082 CBA1176 CBF1001 CBH2063
36 37 38 39 40
Holder Holder Case Case Holder
CNC7996 CNC7997 CNC7998 CNC8254 CNC8255
81 82 83 84 85
Spring Cord Connector Roller Cushion
CBH2204 CDE5800 CKS2780 CLA3386 CNM5486
41 42 43 44 45
Case Case Insulator Insulator Insulator
CNC8350 CNC8351 CNM6099 CNM6190 CNM6257
86 87 88 89 90
Sheet PCB PCB Panel Holder
CNM6109 CNP5430 CNP5444 CNS5147 CNS5157
See Contrast table(2)
CNC5704
See Contrast table(2)
CNR1505 CNV5792 CWE1466 CNC6554 See Contrast table(2)
ISS26P055FUC See Contrast table(2)
BPZ20P060FMC BPZ20P080FZK
See Contrast table(2)
7
KEH-P7800R,P6800R
Mark No. Description 91 92 93 94 95 96 97 98 99 100 101 102 103 104,105 106
Part No.
Holder Holder Coil(L801) Holder Unit Holder Unit
CNS5165 CNS5389 CTH1227 CXB3049 CXB3050
Holder Unit IC(IC301) Transistor(Q951) Remote Control Assy Cover
CXB3051 PAL005A 2SD2396 CZX3231 CZN6410
Switch(S602) Damper Unit Cord •••••
CSN1027 CXB3180
Cassette Mechanism Module
See Contrast table(2)
See Contrast table(2)
(2) CONTRAST TABLE KEH-P7800R/X1N/EW and KEH-P6800R/X1N/EW are constructed the same except for the following:
Mark No. 14 19 51 53 74
Description Cord Tuner Amp Unit Chassis Unit Detach Grille Assy Grille Unit
103 Cord 106 Cassette Mechanism Module
8
Part No. KEH-P7800R/X1N/EW KEH-P6800R/X1N/EW CDE5761 Not used CWM6062 CWM6151 CXB3047 CXB3057 CXB3435 CXB3441 CXB3479 CXB3485 Not used EXK3990
CDE5801 EXK3995
KEH-P7800R,P6800R
9
KEH-P7800R,P6800R
2.3 CASSETTE MECHANISM MODULE(KEH-P7800R/X1N/EW)
10
KEH-P7800R,P6800R
- CASSETTE MECHANISM MODULE SECTION PARTS LIST(KEH-P7800R/X1N/EW) Mark No. Description
*
Part No.
Mark No. Description
Part No.
Screw Washer Washer Washer Deck Unit
BSZ20P040FMC CBF1037 CBF1038 CBG1003 EWM1018
31 32 33 34 35
Gear Collar Gear Flywheel Worm Gear
ENV1347 ENV1508 ENV1350 ENV1500 ENV1439
6 7 8 9 10
Screw Screw Spring Spring Plug(CN251)
EBA1028 EBA1037 EBH1531 EBH1575 CKS3540
36 37 38 39 40
Worm Wheel Gear Lever Arm Gathering PCB
ENV1440 ENR1037 ENV1442 ENV1525 ENX1037
11 12 13 14 15
Spring Spring Spring Spring Spring
EBH1515 EBH1587 EBH1517 EBH1518 EBH1519
41 42 43 44 45
Gathering PCB Switch(S1,S2) Motor Unit(M2) Chassis Unit Pinch Holder
ENX1042 ESG1004 EXA1485 EXA1567 ENV1485
16 17 18 19 20
Spring Cord Photo-interrupter(EGN2,3) Photo-interrupter(EGN1) Roller
EBH1537 EDD1020 EGN1006 EGN1005 ENR1031
46 47 48 49 50
Pinch Holder Reel Unit Head Base Unit Lever Unit Gear Unit
ENV1486 EXA1543 EXA1457 EXA1438 EXA1545
21 22 23 24 25
Shaft Pinch Roller Arm Arm Guide
ELA1373 ENV1518 ENC1489 ENC1397 ENC1481
51 52 53 54 55
Frame Unit Lever Unit Head Assy(HD1) Motor Unit(M1) Washer
EXA1458 EXA1439 EXA1506 EXA1490 HBF-179
26 27 28 29 30
Holder Lever Arm Motor Belt
ENC1417 ENC1448 ENC1488 EXM1031 ENT1027
56 57 58 59 60
Screw Spring Washer Pinch Holder Unit Pinch Holder Unit
BMZ20P022FMC EBH1545 YE20FUC EXA1529 EXA1528
1 2 3 4 5
11
KEH-P7800R,P6800R
2.4 CASSETTE MECHANISM MODULE(KEH-P6800R/X1N/EW)
12
KEH-P7800R,P6800R
- CASSETTE MECHANISM MODULE SECTION PARTS LIST(KEH-P6800R/X1N/EW) Mark No. Description
Mark No. Description
Part No.
Screw Washer Washer Washer Deck Unit
BSZ20P040FMC CBF1037 CBF1038 CBG1003 EWM1021
31 32 33 34 35
Gear Collar Gear Flywheel Worm Gear
ENV1347 ENV1508 ENV1350 ENV1500 ENV1439
6 7 8 9 10
Screw Screw Spring Spring Plug(CN251)
EBA1028 EBA1037 EBH1531 EBH1575 CKS3540
36 37 38 39 40
Worm Wheel Gear Lever ••••• Gathering PCB
ENV1440 ENR1037 ENV1442
11 12 13 14 15
Spring Spring Spring Spring •••••
EBH1515 EBH1587 EBH1517 EBH1518
41 42 43 44 45
Gathering PCB Switch(S1) Motor Unit(M2) Chassis Unit Pinch Holder
ENX1042 ESG1004 EXA1485 EXA1567 ENV1485
16 17 18 19 20
Spring Cord Photo-interrupter(EGN2,3) Photo-interrupter(EGN1) Roller
EBH1537 EDD1020 EGN1006 EGN1005 ENR1031
46 47 48 49 50
Pinch Holder Reel Unit Head Base Unit Lever Unit Gear Unit
ENV1486 EXA1543 EXA1457 EXA1438 EXA1574
21 22 23 24 25
Shaft Pinch Roller Arm Arm Guide
ELA1373 ENV1518 ENC1489 ENC1397 ENC1481
51 52 53 54 55
Frame Unit Lever Unit Head Assy(HD1) Motor Unit(M1) Washer
EXA1458 EXA1439 EXA1506 EXA1490 HBF-179
26 27 28 29 30
Holder Lever Arm Motor Belt
ENC1417 ENC1448 ENC1488 EXM1031 ENT1027
56 57 58 59 60
Screw Spring Washer Pinch Holder Unit Pinch Holder Unit
BMZ20P022FMC EBH1545 YE20FUC EXA1529 EXA1528
1 2 3 4 5
*
Part No.
ENX1037
13
1
2
3
4
KEH-P7800R,P6800R
3. SCHEMATIC DIAGRAM 3.1 OVERALL CONNECTION DIAGRAM (GUIDE PAGE) A
Note: When ordering service parts, be sure to refer to “EXPLODED VIEWS AND PARTS LIST” or “ELECTRICAL PARTS LIST”.
A-a
B A-a
A-a
Large size SCH diagram
A-b
A-b
ANTENNA JACK
Guide page
B A-b
Detailed page
D E F
MODULE
A-a
C
D
C
14
A C 1
2
3
4
5
6
7
8
KEH-P7800R,P6800R
A-b
A
A
B
C
D
5
6
7
A 8
15
1
2
3
4
2
3
4
A-a A-b
KEH-P7800R,P6800R
A
ANTENNA JACK
B
B
C
D
16
A-a 1
6
5
7
8
A-a A-b
KEH-P7800R,P6800R
A
B
C
D E F
MODULE
C
D
5
6
7
A-a C 8
17
1
2
3
4
2
3
4
A-a A-b
KEH-P7800R,P6800R
A
A
B
C
D
18
A-b 1
5
6
7
8
A-a A-b
KEH-P7800R,P6800R
A
B
C
D
5
6
7
A-b 8
19
1
2
3
4
KEH-P7800R,P6800R
3.2 FM/AM TUNER UNIT
B FM/AM TUNER UN
A
B
C
1 2 3
D
20
B 1
2
3
4
6
5
7
8
KEH-P7800R,P6800R
A TUNER UNIT
A
B
C
D
5
6
7
B 8
21
1
2
3
4
KEH-P7800R,P6800R
3.3 CASSETTE MECHANISM MODULE(KEH-P7800R/X1N/EW)
A
D DECK UNIT R1
C310 R1
1K
18K
R258
R01
R301
C256
30 29 28 27 26 25 24 23 22 21
C253 330P
C302
VR302 CCP1280 33K(B)
C252 330P
Fwd
C273
R287
22/16
0R0
R281 0R0 C251 330P
HD1 HEAD ASSY EXA1506
R255 220
20 19 18 17 16 15 14 13 12 11
CXA2560Q
R273
1K
R272
1K
R271
1K
R274
1K
R290
C403
C402
VR301
0R0
1K R322
33K(B) CCP1280
0R0 R285
MUTE
0R0
C
R386
C272 R1
Signal GND
-6dBs(388mV)±1dB
A CN602
D
22
D 1
2
3
4
R0
R40
4700P
R323
1K 100P
R257
R01
C313
C255
C301
TEST TAPE NCT-150 (400Hz, 200nWb/m)
0R
R403 82
C401 R33
R1
FL
B
R282 0R0
31 32 33 34 35 36 37 38 39 40
C309
Fwd
FR
R256 220
C254 330P R284 0R0
R1
Rev
R1
RR
R283 0R0 C302
Rev
1 2 3 4 5 6 7 8 9 10
RL
R40 4R7
6
5
8
7
KEH-P7800R,P6800R
A
M1 MOTOR UNIT (MAIN MOTOR) EXA1490
R373
0R0
R375
0R0
E PCB UNIT S1
LOAD
ESG1004
S2 70µs
0R0
MODE SENSE
R362
R290
180
R355
270K
C352 3900P
ESG1004
C403
R068
R22
R401 4R7K
C351
M2 MOTOR UNIT (SUB MOTOR) EXA1485
EGN2 EGN1006 FWD END SENSE
R01 C354
1SS355 D352
C356
C355
EGN3 EGN1006 REV END SENSE
F REEL PCB
C353
R01
1K
1K
R353
0R0
R354
1K
R374
1K
C401 R33
R351
4700P
R402 16K
R352
C402
B
EGN1 EGN1005
R403 82K
R01
R1
Power GND
SWITCHES: PCB UNIT S1:LOAD SWITCH..........EJECT-PLAY S2:70µs SWITCH............ON-OFF The underlined indicates the switch position.
C
D
5
6
7
D E F 8
23
1
2
3
4
KEH-P7800R,P6800R
3.4 CASSETTE MECHANISM MODULE(KEH-P6800R/X1N/EW)
A
D DECK UNIT
1K
R1
18K
R258
R01
R301
C256
30 29 28 27 26 25 24 23 22 21
C253 330P
C302
R302 R304 16K 16K
C252 330P
Fwd
R287 0R0
R281 0R0 C251 330P
HD1 HEAD ASSY EXA1506
R255 220
CXA2559Q
R273
1K
R272
1K
R271
1K
R274
1K
C402
1K
R303 R305 16K
16K
0R0 R285
MUTE
0R0
C
R386
C272 R1
Signal GND
-6dBs(388mV)±1dB
A CN602
D
D 1
2
3
4
R0
R402
4700P
0R0
R257
R01
C301
C255
0R0
R403 82K
C401 R33
TEST TAPE NCT-150 (400Hz, 200nWb/m)
24
R290
C403
R323
FL
C273 22/16
20 19 18 17 16 15 14 13 12 11
100P
B
R282 0R0
31 32 33 34 35 36 37 38 39 40
C313
Fwd
FR
R256 220
C254 330P R284 0R0
R1
Rev
R1
RR
R283 0R0 C302
Rev
1 2 3 4 5 6 7 8 9 10
RL
R401 4R7K
6
5
8
7
KEH-P7800R,P6800R
A
M1 MOTOR UNIT (MAIN MOTOR) EXA1490
R373
E PCB UNIT S1
0R0
LOAD
ESG1004
S2 70µs
0R0
MODE SENSE
R362
R290
180
R355
270K
C352 3900P
ESG1004
C403
R068
B EGN1 EGN1005
R403 82K R402 16K R22
R401 4R7K
C351
M2 MOTOR UNIT (SUB MOTOR) EXA1485
EGN2 EGN1006 FWD END SENSE
R01 C354
EGN3 EGN1006 REV END SENSE
F REEL PCB
D352
1SS355
C353
R01
1K
1K
R353
0R0
R354
1K
R374
1K
C401 R33
R351
4700P
R352
C402
C356
C355
R01
R1
Power GND
SWITCHES: PCB UNIT S1:LOAD SWITCH..........EJECT-PLAY S2:70µs SWITCH............ON-OFF The underlined indicates the switch position.
C
D
5
6
7
D E F 8
25
1
2
3
4
KEH-P7800R,P6800R
4. PCB CONNECTION DIAGRAM A
A
4.1 TUNER AMP UNIT
TUNER AMP UNIT
NOTE FOR PCB DIAGRAMS
CORD ASSY
CORD
1. The parts mounted on this PCB include all necessary parts for several destination. For further information for respective destinations, be sure to check with the schematic diagram. 2. Viewpoint of PCB diagrams Connector
Capacitor
SIDE A B P.C.Board
Chip Part
SIDE B
C
D
26
A 1
2
3
4
5
6
8
7
KEH-P7800R,P6800R
SIDE A
A
ORD PRE OUT IP BUS IN ANTENNA
B
B D
C
CN251
D
C CN901
5
6
S602 DOOR
7
A 8
27
1
2
3
4
3
4
KEH-P7800R,P6800R
A
A
TUNER AMP UNIT
B
C
D
28
A 1
2
5
6
7
8
KEH-P7800R,P6800R
A
SIDE B
B
C
D
5
6
7
A 8
29
1
2
3
4
KEH-P7800R,P6800R
4.2 KEYBOARD UNIT A
SIDE A
B
KEYBOARD UNIT
C
C
D
30
C 1
2
3
4
2
1
4
3
KEH-P7800R,P6800R
A
EJECT
SIDE B
B
C
KEYBOARD UNIT
EL901
A
CN601
C
1
D
2
3
C 4
31
1
2
3
4
KEH-P7800R,P6800R
4.3 FM/AM TUNER UNIT SIDE A A
A
B
B
FM/AM TUNER UNIT
C
D
32
B
1
2
3
4
2
1
4
3
KEH-P7800R,P6800R
SIDE B A
FM/AM TUNER UNIT
B
B
C
D
1
2
3
B 4
33
1
2
3
4
KEH-P7800R,P6800R
4.4 CASSETTE MECHANISM MODULE A
D
DECK UNIT
SIDE A
B
A CN602
D
DECK UNIT M1
M2
SIDE B
C
E
HEAD ASSY
D
34
D 1
2
3
4
2
1
3
4
KEH-P7800R,P6800R
E
PCB UNIT
SIDE A A
LOAD SW S1
EGN1 MODE SENSE 70µ SW S2 B
E
PCB UNIT SIDE B
1
D CN253
4 7
C
1 2 3 4 5 6
F
F
REEL PCB
D
1
2
3
E F 4
35
KEH-P7800R,P6800R
5. ELECTRICAL PARTS LIST NOTE: - Parts whose parts numbers are omitted are subject to being not supplied. - The part numbers shown below indicate chip components. Chip Resistor RS1/_S___J,RS1/__S___J Chip Capacitor (except for CQS.....) CKS....., CCS....., CSZS..... =====Circuit Symbol and No.===Part Name --- -----------------------------------------------
B
Part No. -------------------------
Unit Number : CWE1466 Unit Name : FM/AM Tuner Unit
MISCELLANEOUS IC IC Q Q Q
1 2 1 2 3
IC IC Transistor Transistor FET
PA4023B PA4024A 2SC2412K DTC124EU 3SK263
Q Q Q Q Q
31 154 165 201 202
Transistor Transistor Transistor FET Transistor
2SC2412K DTC124EU 2SC2412K 2SK932 2SC2412K
Q D D D D
203 4 5 7 8
Transistor Diode Diode Diode Diode
DTC124EU 1SV250 KV1410-F1 KV1410-F1 KV1410-F1
D D D L L
201 202 231 2 3
Diode Diode Diode Coil Inductor
MA157 MA157 SVC253 CTC1133 LCTB2R2K2125
L L L L L
4 5 6 51 201
Coil Coil Inductor Ferri-Inductor Ferri-Inductor
CTC1133 CTC1132 LCTBR15K1608 LAU150K LAU4R7K
L L L L T
202 203 208 231 31
Ferri-Inductor Inductor Inductor Inductor Coil
LAU330K CTF1287 LAU121K LCTA3R3J3225 CTE1116
T TC CF CF CF
51 1 51 52 53
Coil Trimmer Ceramic Filter Ceramic Filter Ceramic Filter
CTC1136 CCL1046 CTF1442 CTF1442 CTF1442
CF X X VR AR
232 151 231 154 1
Ceramic Filter Radiator 918.5Hz Crystal Resonator 10.26MHz Semi-fixed 150kΩ(B)
CTF1348 CSS1365 CSS1111 CCP1213 DSP-201M
RESISTORS R R R R R
1 4 5 6 7
RS1/16S0R0J RS1/16S154J RS1/16S391J RS1/16S223J RS1/16S123J
R R R R R
8 9 10 11 13
RS1/16S332J RS1/16S473J RS1/16S223J RS1/16S124J RS1/16S563J
36
=====Circuit Symbol and No.===Part Name --- -----------------------------------------------
Part No. -------------------------
R R R R R
15 16 17 18 31
RS1/16S271J RS1/16S104J RS1/16S332J RS1/16S332J RS1/16S470J
R R R R R
32 33 34 35 51
RS1/16S822J RS1/16S822J RS1/16S331J RS1/16S331J RS1/16S271J
R R R R R
52 55 56 61 62
RS1/16S560J RS1/16S102J RS1/16S823J RS1/16S392J RS1/16S393J
R R R R R
101 102 103 104 105
RS1/16S272J RS1/16S682J RS1/16S333J RS1/16S334J RS1/16S683J
R R R R R
107 151 152 154 155
RS1/16S222J RS1/16S222J RS1/16S393J RS1/16S104J RS1/16S273J
R R R R R
156 157 160 161 162
RS1/16S243J RS1/16S203J RS1/16S222J RS1/16S563J RS1/16S105J
R R R R R
163 202 203 204 206
RS1/16S222J RS1/16S223J RS1/16S225J RS1/16S103J RS1/16S220J
R R R R R
207 208 209 214 215
RS1/16S101J RS1/16S102J RS1/16S471J RS1/16S822J RS1/16S822J
R R R R R
217 231 232 237 238
RS1/16S102J RS1/16S272J RS1/16S473J RS1/16S103J RS1/16S104J
R R R R R
239 240 241 243 244
RS1/16S104J RS1/16S332J RS1/16S202J RS1/16S123J RS1/16S103J
R
247
RS1/16S123J
KEH-P7800R,P6800R
=====Circuit Symbol and No.===Part Name --- -----------------------------------------------
Part No. -------------------------
CAPACITORS
=====Circuit Symbol and No.===Part Name --- -----------------------------------------------
Part No. -------------------------
C C C C C
213 216 217 219 220
CKSRYB103K25 CCSRCH101J50 CEJA1R5M50 CCSRCH471J50 CKSRYB103K25
C C C C C
230 231 232 233 234
CKSRYB103K25 CCSRCH330J50 CCSRCH150J50 CKSQYB104K16 CEJA330M10
C C C C C
235 236 237 239 240
CKSRYB332K50 CKSQYB473K16 CCSRCH120J50 CKSRYB472K50 CEJAR47M50
C C C C C
241 242 243 244 245
CKSQYB104K16 CEJAR47M50 CEJAR33M50 CKSQYB473K16 CKSRYB123K25
C C
246 250
CKSQYB473K16 CCSRCH471J50
C C C C C
1 2 4 6 8
CCSQCH6R0D50 CCSRCK2R0C50 CCSRCH820J50 CCSRCH820J50 CKSRYB103K25
C C C C C
9 10 11 13 14
CKSQYB104K16 CCSRCKR50C50 CEJA1R0M50 CKSRYB222K50 CCSRCH220J50
C C C C C
16 17 18 19 20
CCSRCH8R0D50 CKSRYB222K50 CKSRYB103K25 CKSRYB222K50 CKSRYB222K50
C C C C C
21 22 23 24 25
CEJA100M16 CCSRTH9R0D50 CCSRTH120J50 CCSRCH471J50 CKSRYB103K25
C C C C C
31 32 33 34 36
CKSRYB103K25 CKSQYB472K50 CCSRCH5R0C50 CKSQYB104K16 CCSRRH201J50
MISCELLANEOUS
C C C C C
51 52 54 55 56
CKSRYB223K25 CKSRYB103K25 CCSRCH470J50 CKSQYB223K25 CKSQYB104K16
IC IC IC IC IC
201 301 401 601 604
IC IC IC IC IC
PML003AM PAL005A PM2007A PD4975B S-80734ANDYI
C C C C C
57 58 59 61 62
CKSRYB472K50 CEJA330M10 CKSRYB103K25 CCSRCH270J50 CKSRYB103K25
IC IC IC IC Q
701 702 751 801 201
IC IC IC IC Transistor
PM4006B TA75S393F HA12187FP PML005A DTC143TU
C C C C C
63 101 102 103 104
CEJAR15M50 CEJANP100M10 CKSRYB182K50 CKSRYB682K25 CEJA2R2M50
Q Q Q Q Q
202 205 301 302 401
Transistor Transistor Transistor Transistor Transistor
DTC143TU DTA124EU DTC124EU 2SC1740S 2SC4081
C C C C C
105 106 107 151 152
CKSRYB103K25 CCSRCH151J50 CKSRYB103K25 CKSRYB472K50 CKSQYB104K16
Q Q Q Q Q
404 601 602 603 604
Transistor Transistor Transistor Transistor Transistor
IMD2A 2SC4081 2SC4081 DTA114EU 2SA933S
C C C C C
153 154 157 158 159
CEJA3R3M50 CKSQYB104K16 CEJA3R3M50 CKSYB474K16 CEJA220M6R3
Q Q Q Q Q
605 606 609 610 611
Transistor Transistor Transistor Transistor Transistor
DTC124EU 2SC1740S 2SA1037K 2SC4081 2SA1037K
C C C C C
160 161 162 163 170
CKSQYB104K16 CKSQYB104K16 CEJA3R3M50 CKSRYB102K50 CCSRCH100D50
Q Q Q Q Q
613 701 702 703 704
Transistor Transistor Transistor Transistor Transistor
DTC124EU DTC143TU DTC114ES DTC143TS DTC143TS
C C C C C
201 202 203 204 205
CCSRCH471J50 CCSRCH100D50 CKSRYB332K50 CKSQYB473K16 CKSQYB473K16
Q Q Q Q Q
705 706 707 751 752
Transistor Transistor Transistor Transistor Transistor
2SD1757K 2SD1757K 2SC2412K 2SA1037K DTC114EU
C C C C C
206 207 209 211 212
CKSQYB104K16 CCSRCH560J50 CKSQYB104K16 CCSRCH101J50 CEJA470M6R3
Q Q Q Q Q
801 810 811 951 952
Transistor FET Transistor Transistor Transistor
2SC4081 2SK2356Z 2SC4081 2SD2396 2SD2037
A
Unit Number : CWM6062(KEH-P7800R) Unit Name : Tuner Amp Unit
37
KEH-P7800R,P6800R
=====Circuit Symbol and No.===Part Name --- -----------------------------------------------
Part No. -------------------------
=====Circuit Symbol and No.===Part Name --- -----------------------------------------------
Part No. -------------------------
Q Q Q Q Q
953 954 955 956 957
Transistor Transistor Transistor Transistor Transistor
2SA933S DTC114EU 2SA1674 2SA1048 DTC114TU
R R R R R
208 209 210 211 212
RS1/10S102J RS1/10S223J RS1/10S223J RS1/10S0R0J RS1/10S222J
Q Q Q Q Q
958 959 960 961 962
Transistor Transistor Transistor Transistor Transistor
DTC114TU 2SC4081 DTC114TU 2SB1243 IMD2A
R R R R R
213 214 215 216 219
RS1/10S222J RS1/10S562J RS1/10S821J RS1/10S821J RS1/10S473J
D D D D D
301 302 401 601 602
Diode Diode Diode Diode Diode
1SS133 1SS133 1SS133 HZS7L(C2) HZS7L(A1)
R R R R R
220 223 224 225 226
RS1/10S473J RS1/8S103J RS1/10S102J RS1/10S0R0J RS1/10S0R0J
D D D D D
603 604 610 611 612
Diode Diode LED Diode Array Diode Array
1SS133 DAN202U BR4361F DA204U DA204U
R R R R R
227 228 301 302 303
RS1/10S0R0J RS1/10S0R0J RS1/10S103J RS1/10S221J RS1/10S153J
D D D D D
613 617 618 619 701
Diode Array Diode Diode Diode Diode
DA204U HZS7L(A1) ERA15-02VH 1SS133 1SS133
R R R R R
304 305 306 307 401
RS1/10S103J RS1/10S152J RS1/10S101J RS1/10S223J RS1/10S272J
D D D D D
801 802 806 807 808
Diode Diode Diode Diode Diode
U1JU44 DAN202U U1JU44 U1JU44 MA8075(M)
R R R R R
402 403 404 405 407
RS1/10S272J RS1/10S102J RS1/10S222J RS1/10S222J RS1/10S0R0J
D D D D D
951 952 953 954 955
Diode Diode Diode Diode Diode
ERA15-02VH ERA15-02VH ERA15-02VH ERA15-02VH ERA15-02VH
R R R R R
408 409 410 411 412
RS1/10S562J RS1/10S222J RS1/10S102J RS1/10S682J RS1/10S472J
D D D L L
956 957 958 401 402
Diode Diode Diode Ferri-Inductor Ferri-Inductor
HZS6L(B2) HZS9L(B3) HZS9L(A2) LAU2R2K LAU2R2K
R R R R R
413 414 415 416 417
RS1/10S222J RS1/10S682J RS1/10S472J RS1/10S561J RS1/10S103J
L L L L L
403 404 601 602 603
Inductor Inductor Ferri-Inductor Ferri-Inductor Ferri-Inductor
LCTA100J3225 LCTA100J3225 LAU2R2K LAU101K LAU2R2K
R R R R R
418 419 420 421 422
RS1/10S152J RS1/10S222J RS1/10S392J RS1/10S272J RS1/10S392J
L L L L L
604 605 701 751 801
Ferri-Inductor Ferri-Inductor Ferri-Inductor Ferri-Inductor Coil
LAU2R2K LAU2R2K LAU101K LAU2R2K CTH1227
R R R R R
423 424 425 426 427
RS1/10S473J RS1/10S473J RS1/10S222J RS1/10S473J RA4C102J
L TH CF X X
951 833 601 401 601
Coil 600µH Thermistor Filter Crystal Resonator 7.200MHz Radiator 12.58291MHz
CTH1219 CCX1042 CTF1071 CSS1379 CSS1402
R R R R R
431 435 436 439 440
RS1/10S472J RS1/10S103J RS1/10S393J RS1/10S0R0J RS1/10S0R0J
X VR
701 701
BZ
601
Crystal Resonator 4.332MHz Semi-fixed 22kΩ(B) FM/AM Tuner Unit Buzzer
CSS1056 CCP1321 CWE1466 CPV1011
R R R R R
441 448 601 602 603
RS1/10S680J RS1/10S102J RS1/10S473J RS1/10S473J RS1/10S104J
R R R R R
604 605 606 607 608
RS1/10S223J RS1/10S473J RS1/10S473J RS1/10S472J RD1/4PU102J
RESISTORS R R R R R
38
201 202 205 206 207
RS1/10S102J RS1/10S102J RS1/10S821J RS1/10S821J RS1/10S102J
KEH-P7800R,P6800R
=====Circuit Symbol and No.===Part Name --- -----------------------------------------------
Part No. -------------------------
=====Circuit Symbol and No.===Part Name --- -----------------------------------------------
Part No. -------------------------
R R R R R
609 610 611 612 613
RS1/10S751J RS1/10S473J RD1/4PU102J RS1/10S103J RS1/10S223J
R R R R R
729 730 731 732 751
RS1/10S223J RS1/10S223J RS1/10S103J RS1/10S224J RS1/10S222J
R R R R R
614 615 616 628 629
RS1/10S223J RS1/10S223J RS1/10S272J RS1/10S472J RS1/10S472J
R R R R R
752 753 754 755 756
RS1/10S223J RS1/10S472J RS1/10S102J RS1/10S102J RS1/10S473J
R R R R R
630 631 632 633 634
RS1/10S102J RD1/4PU153J RD1/4PU102J RS1/10S103J RS1/10S103J
R R R R R
757 758 759 760 761
RS1/10S473J RS1/10S102J RS1/10S101J RS1/10S620J RS1/10S101J
R R R R R
635 636 637 638 639
RS1/10S473J RS1/10S473J RS1/10S102J RS1/10S822J RS1/10S222J
R R R R R
801 802 803 804 805
RS1/10S103J RS1/10S562J RS1/10S123J RS1/10S912J RS1/8S472J
R R R R R
640 641 642 643 644
RS1/10S223J RS1/10S222J RS1/10S103J RS1/10S222J RS1/10S222J
R R R R R
806 807 808 810 822
RS1/10S473J RS1/10S224J RS1/10S224J RS1/10S204J RS1/8S225J
R R R R R
645 646 647 648 649
RS1/10S103J RA4C222J RA4C222J RA4C473J RS1/10S103J
R R R R R
823 825 826 827 829
RS1/8S225J RS1/8S474J RS1/8S474J RS1/8S105J RD1/2PM182J
R R R R R
650 651 652 653 654
RS1/10S392J RS1/10S472J RS1/10S472J RS1/10S222J RS1/10S222J
R R R R R
830 831 832 834 836
RD1/2PM182J RS1/10S152J RS1/10S103J RS1/10S103J RS1/8S391J
R R R R R
655 659 660 661 662
RS1/10S473J RS1/10S473J RS1/10S102J RS1/10S473J RS1/10S152J
R R R R R
837 951 952 953 954
RS1/8S391J RS1/10S473J RS1/10S102J RS1/10S102J RS1/10S101J
R R R R R
663 665 666 669 673
RS1/10S152J RS1/10S473J RS1/10S104J RS1/10S473J RS1/10S222J
R R R R R
955 956 957 958 959
RS1/10S103J RS1/10S473J RS1/10S102J RS1/10S473J RS1/10S102J
R R R R R
674 701 702 704 705
RS1/10S222J RS1/10S102J RS1/10S333J RS1/10S102J RS1/10S102J
R R R R R
961 962 963 964 965
RS1/10S1R0J RS1/10S103J RS1/10S223J RS1/10S472J RS1/10S473J
R R R R R
706 710 711 712 713
RA4C102J RS1/10S222J RS1/10S222J RS1/10S681J RS1/10S684J
R R R R R
966 967 968 969 970
RS1/10S272J RD1/4PU152J RS1/10S152J RD1/2PM390J RD1/2PM390J
R R R R R
714 715 716 717 718
RS1/10S562J RS1/10S562J RS1/10S104J RS1/10S104J RS1/10S103J
CAPACITORS
R R R R R
719 720 721 722 723
RS1/10S473J RS1/10S102J RS1/10S102J RS1/10S562J RS1/10S105J
R R R R R
724 725 726 727 728
RS1/10S0R0J RS1/10S224J RS1/10S224J RS1/10S222J RS1/10S222J
C C C C C
201 202 203 204 205
CKSQYB224K16 CKSQYB224K16 CKSQYB224K16 CKSQYB224K16 CKSQYB105K16
C C C C C
206 207 208 209 210
CKSQYB105K16 CKSQYB105K16 CKSQYB105K16 CKSQYB105K16 CKSQYB105K16
39
KEH-P7800R,P6800R
=====Circuit Symbol and No.===Part Name --- -----------------------------------------------
Part No. -------------------------
=====Circuit Symbol and No.===Part Name --- -----------------------------------------------
Part No. -------------------------
C C C C C
211 212 213 215 216
CKSQYB153K50 CKSQYB153K50 CKSQYB473K25 CEJA2R2M50 CEJA2R2M50
C C C C C
622 701 702 703 704
CEJA220M10 CKSQYF104Z25 CKSQYB222K50 CKSQYB104K25 CKSQYB105K10
C C C C C
219 220 223 224 225
CCSQSL221J50 CCSQSL221J50 CEJA470M10 CKSQYF104Z25 CEJA100M16
C C C C C
705 706 707 708 709
CKSQYB104K25 CKSQYB472K50 CEJA4R7M35 CKSQYB104K25 CCSQCH220J50
C C C C C
233 234 301 302 303
CKSQYB332K50 CKSQYB332K50 CKSQYB224K16 CKSQYB224K16 CKSQYB224K16
C C C C C
710 711 712 713 714
CCSQCH220J50 CKSQYB104K25 CEJA4R7M35 CKSQYB223K50 CCSQSL101J50
C C C C C
304 305 306 308 309
CKSQYB224K16 CEJA100M16 CKSQYB105K16 CEJA330M10 CCH1178
C C C C C
716 717 718 719 720
CKSQYB103K50 CEJA2R2M50 CEJA2R2M50 CKSQYB471K50 CKSQYB223K50
C C C C C
310 311 401 402 403
CKSQYB104K25 CKSQYB103K50 CKSQYB223K50 CKSQYB223K50 CKSQYB223K50
C C C C C
751 752 801 803 805
CKSQYB104K25 CKSQYB102K50 CEJA100M16 CKSQYB222K50 CCH1327
C C C C C
404 406 407 408 409
CKSQYB273K50 CKSQYB223K50 CKSQYB102K50 CEJA220M16 CKSQYB103K50
C C C C C
806 814 815 816 817
C C C C C
410 411 412 413 414
CEJA220M6R3 CEJA220M10 CKSQYB103K50 CKSQYB103K50 CCH1250
C C C C C
818 820 951 952 953
C C C C C
415 416 417 418 420
CKSQYB103K50 CKLSR473K16 CCSQSL101J50 CKSQYB103K50 CKSQYB103K50
C C C C
954 956 958 959
C C C C C
421 422 423 424 425
CKSQYB103K50 CEJA220M6R3 CKSYB473K25 CCH1250 CKSQYB103K50
C C C C C
426 427 429 430 431
CEJAR47M50 CKSQYB103K50 CCSQCH150J50 CCSQCH150J50 CKSQYB103K50
C C C C C
432 437 602 608 610
CKSQYB223K50 CCSQSL101J50 CKSQYB103K50 CKSQYF105Z25 CKSQYB225K10
C C C C C
611 612 613 614 615
CKSQYB104K25 CCSQCH200J50 CCSQCH200J50 CKSQYB103K50 CSZS4R7M16
C C C C C
616 617 619 620 621
CCSQSL101J50 CKSQYB103K50 CKSQYB102K50 CEJA100M16 CCSQSL101J50
40
4700µF/16V
4.7µF/16V
4.7µF/16V
A
2.2µF/250V
CCG1089 CCSQSL101J50 CCSQSL101J50 CKSQYB103K50 CCG1091 2.2µF/250V 470µF/16V
CCH1327 CCG1095 CCH1183 CEJA470M10 CEJA101M10 CKSQYB103K50 CKSQYB103K50 CEJA101M10 CCSQSL101J50
Unit Number : CWM6151(KEH-P6800R) Unit Name : Tuner Amp Unit
MISCELLANEOUS IC IC IC IC IC
201 301 401 601 604
IC IC IC IC IC
PML003AM PAL005A PM2007A PD4975B S-80734ANDYI
IC IC IC IC Q
701 702 751 801 201
IC IC IC IC Transistor
PM4006B TA75S393F HA12187FP PML005A DTC143TU
Q Q Q Q Q
202 205 301 302 401
Transistor Transistor Transistor Transistor Transistor
DTC143TU DTA124EU DTC124EU 2SC1740S 2SC4081
Q Q Q Q Q
404 601 602 603 609
Transistor Transistor Transistor Transistor Transistor
IMD2A 2SC4081 2SC4081 DTA114EU 2SA1037K
Q Q Q Q Q
610 611 613 701 702
Transistor Transistor Transistor Transistor Transistor
2SC4081 2SA1037K DTC124EU DTC143TU DTC114ES
KEH-P7800R,P6800R
=====Circuit Symbol and No.===Part Name --- -----------------------------------------------
Part No. -------------------------
=====Circuit Symbol and No.===Part Name --- -----------------------------------------------
Q Q Q Q Q
703 704 705 706 707
Transistor Transistor Transistor Transistor Transistor
DTC143TS DTC143TS 2SD1757K 2SD1757K 2SC2412K
RESISTORS
Q Q Q Q Q
751 752 801 810 811
Transistor Transistor Transistor FET Transistor
2SA1037K DTC114EU 2SC4081 2SK2356Z 2SC4081
Q Q Q Q Q
951 952 953 954 955
Transistor Transistor Transistor Transistor Transistor
2SD2396 2SD2037 2SA933S DTC114EU 2SA1674
Q Q Q Q Q
956 957 958 959 960
Transistor Transistor Transistor Transistor Transistor
2SA1048 DTC114TU DTC114TU 2SC4081 DTC114TU
Q Q D D D
961 962 301 302 401
Transistor Transistor Diode Diode Diode
2SB1243 IMD2A 1SS133 1SS133 1SS133
D D D D D
601 602 603 604 611
Diode Diode Diode Diode Diode Array
HZS7L(C2) HZS7L(A1) 1SS133 DAN202U DA204U
D D D D D
612 613 617 618 619
Diode Array Diode Array Diode Diode Diode
DA204U DA204U HZS7L(A1) ERA15-02VH 1SS133
D D D D D
701 801 802 806 807
Diode Diode Diode Diode Diode
1SS133 U1JU44 DAN202U U1JU44 U1JU44
D D D D D
808 951 952 953 954
Diode Diode Diode Diode Diode
MA8075(M) ERA15-02VH ERA15-02VH ERA15-02VH ERA15-02VH
D D D D L
955 956 957 958 401
Diode Diode Diode Diode Ferri-Inductor
ERA15-02VH HZS6L(B2) HZS9L(B3) HZS9L(A2) LAU2R2K
L L L L L
402 403 404 601 602
Ferri-Inductor Inductor Inductor Ferri-Inductor Ferri-Inductor
LAU2R2K LCTA100J3225 LCTA100J3225 LAU2R2K LAU101K
L L L L L
603 604 605 701 751
Ferri-Inductor Ferri-Inductor Ferri-Inductor Ferri-Inductor Ferri-Inductor
LAU2R2K LAU2R2K LAU2R2K LAU101K LAU2R2K
L L TH CF X
801 951 833 601 401
Coil Coil 600µH Thermistor Filter Crystal Resonator 7.200MHz
CTH1227 CTH1219 CCX1042 CTF1071 CSS1379
X X VR
601 701 701
BZ
601
Radiator 12.58291MHz Crystal Resonator 4.332MHz Semi-fixed 22kΩ(B) FM/AM Tuner Unit Buzzer
CSS1402 CSS1056 CCP1321 CWE1466 CPV1011
Part No. -------------------------
R R R R R
201 202 205 206 207
RS1/10S102J RS1/10S102J RS1/10S821J RS1/10S821J RS1/10S102J
R R R R R
208 209 210 211 212
RS1/10S102J RS1/10S223J RS1/10S223J RS1/10S0R0J RS1/10S222J
R R R R R
213 214 215 216 219
RS1/10S222J RS1/10S562J RS1/10S821J RS1/10S821J RS1/10S473J
R R R R R
220 225 226 227 228
RS1/10S473J RS1/10S0R0J RS1/10S0R0J RS1/10S0R0J RS1/10S0R0J
R R R R R
301 302 303 304 305
RS1/10S103J RS1/10S221J RS1/10S153J RS1/10S103J RS1/10S152J
R R R R R
306 307 401 402 403
RS1/10S101J RS1/10S223J RS1/10S272J RS1/10S272J RS1/10S102J
R R R R R
404 405 407 408 409
RS1/10S222J RS1/10S222J RS1/10S0R0J RS1/10S562J RS1/10S222J
R R R R R
410 411 412 413 414
RS1/10S102J RS1/10S682J RS1/10S472J RS1/10S222J RS1/10S682J
R R R R R
415 416 417 418 419
RS1/10S472J RS1/10S561J RS1/10S103J RS1/10S152J RS1/10S222J
R R R R R
420 421 422 423 424
RS1/10S392J RS1/10S272J RS1/10S392J RS1/10S473J RS1/10S473J
R R R R R
425 426 427 431 435
RS1/10S222J RS1/10S473J RA4C102J RS1/10S472J RS1/10S103J
R R R R R
436 439 440 441 448
RS1/10S393J RS1/10S0R0J RS1/10S0R0J RS1/10S680J RS1/10S102J
R R R R R
601 602 603 604 605
RS1/10S473J RS1/10S473J RS1/10S104J RS1/10S223J RS1/10S473J
41
KEH-P7800R,P6800R
=====Circuit Symbol and No.===Part Name --- -----------------------------------------------
Part No. -------------------------
=====Circuit Symbol and No.===Part Name --- -----------------------------------------------
Part No. -------------------------
R R R R R
606 607 608 610 628
RS1/10S473J RS1/10S472J RD1/4PU102J RS1/10S473J RS1/10S472J
R R R R R
751 752 753 754 755
RS1/10S222J RS1/10S223J RS1/10S472J RS1/10S102J RS1/10S102J
R R R R R
629 630 631 632 633
RS1/10S472J RS1/10S102J RD1/4PU153J RD1/4PU102J RS1/10S103J
R R R R R
756 757 758 759 760
RS1/10S473J RS1/10S473J RS1/10S102J RS1/10S101J RS1/10S620J
R R R R R
634 635 636 637 638
RS1/10S103J RS1/10S473J RS1/10S473J RS1/10S102J RS1/10S822J
R R R R R
761 801 802 803 804
RS1/10S101J RS1/10S103J RS1/10S562J RS1/10S123J RS1/10S912J
R R R R R
639 640 641 642 643
RS1/10S222J RS1/10S223J RS1/10S222J RS1/10S103J RS1/10S222J
R R R R R
805 806 807 808 810
RS1/8S472J RS1/10S473J RS1/10S224J RS1/10S224J RS1/10S204J
R R R R R
644 645 646 647 648
RS1/10S222J RS1/10S103J RA4C222J RA4C222J RA4C473J
R R R R R
822 823 825 826 827
RS1/8S225J RS1/8S225J RS1/8S474J RS1/8S474J RS1/8S105J
R R R R R
649 650 651 652 653
RS1/10S103J RS1/10S392J RS1/10S472J RS1/10S472J RS1/10S222J
R R R R R
829 830 831 832 834
RD1/2PM182J RD1/2PM182J RS1/10S152J RS1/10S103J RS1/10S103J
R R R R R
654 655 659 660 661
RS1/10S222J RS1/10S473J RS1/10S473J RS1/10S102J RS1/10S473J
R R R R R
836 837 951 952 953
RS1/8S391J RS1/8S391J RS1/10S473J RS1/10S102J RS1/10S102J
R R R R R
662 663 665 667 669
RS1/10S152J RS1/10S152J RS1/10S473J RS1/10S104J RS1/10S473J
R R R R R
954 955 956 957 958
RS1/10S101J RS1/10S103J RS1/10S473J RS1/10S102J RS1/10S473J
R R R R R
673 674 701 702 704
RS1/10S222J RS1/10S222J RS1/10S102J RS1/10S333J RS1/10S102J
R R R R R
959 961 962 963 964
RS1/10S102J RS1/10S1R0J RS1/10S103J RS1/10S223J RS1/10S472J
R R R R R
705 706 710 711 712
RS1/10S102J RA4C102J RS1/10S222J RS1/10S222J RS1/10S681J
R R R R R
965 966 967 968 969
RS1/10S473J RS1/10S272J RD1/4PU152J RS1/10S152J RD1/2PM390J
R R R R R
713 714 715 716 717
RS1/10S684J RS1/10S562J RS1/10S562J RS1/10S104J RS1/10S104J
R
970
RD1/2PM390J
R R R R R
718 719 720 721 722
RS1/10S103J RS1/10S473J RS1/10S102J RS1/10S102J RS1/10S562J
R R R R R
723 724 725 726 727
RS1/10S105J RS1/10S0R0J RS1/10S224J RS1/10S224J RS1/10S222J
R R R R R
728 729 730 731 732
RS1/10S222J RS1/10S223J RS1/10S223J RS1/10S103J RS1/10S224J
42
CAPACITORS C C C C C
201 202 203 204 205
CKSQYB224K16 CKSQYB224K16 CKSQYB224K16 CKSQYB224K16 CKSQYB105K16
C C C C C
206 207 208 209 210
CKSQYB105K16 CKSQYB105K16 CKSQYB105K16 CKSQYB105K16 CKSQYB105K16
C C C C C
211 212 215 216 219
CKSQYB153K50 CKSQYB153K50 CEJA2R2M50 CEJA2R2M50 CCSQSL221J50
KEH-P7800R,P6800R
=====Circuit Symbol and No.===Part Name --- -----------------------------------------------
Part No. -------------------------
=====Circuit Symbol and No.===Part Name --- -----------------------------------------------
Part No. -------------------------
C C C C C
220 223 224 225 233
CCSQSL221J50 CEJA470M10 CKSQYF104Z25 CEJA100M16 CKSQYB332K50
C C C C C
712 713 714 716 717
CEJA4R7M35 CKSQYB223K50 CCSQSL101J50 CKSQYB103K50 CEJA2R2M50
C C C C C
234 301 302 303 304
CKSQYB332K50 CKSQYB224K16 CKSQYB224K16 CKSQYB224K16 CKSQYB224K16
C C C C C
718 719 720 751 752
CEJA2R2M50 CKSQYB471K50 CKSQYB223K50 CKSQYB104K25 CKSQYB102K50
C C C C C
305 306 308 309 310
CEJA100M16 CKSQYB105K16 CEJA330M10 CCH1178 CKSQYB104K25
C C C C C
801 803 805 806 814
CEJA100M16 CKSQYB222K50 CCH1327 CCG1089 CCSQSL101J50
C C C C C
311 401 402 403 404
CKSQYB103K50 CKSQYB223K50 CKSQYB223K50 CKSQYB223K50 CKSQYB273K50
C C C C C
815 816 817 818 820
C C C C C
406 407 408 409 410
CKSQYB223K50 CKSQYB102K50 CEJA220M16 CKSQYB103K50 CEJA220M6R3
C C C C C
951 952 953 954 956
C C C C C
411 412 413 414 415
CEJA220M10 CKSQYB103K50 CKSQYB103K50 CCH1250 CKSQYB103K50
C C
958 959
C C C C C
416 417 418 420 421
CKLSR473K16 CCSQSL101J50 CKSQYB103K50 CKSQYB103K50 CKSQYB103K50
MISCELLANEOUS
C C C C C
422 423 424 425 426
CEJA220M6R3 CKSYB473K25 CCH1250 CKSQYB103K50 CEJAR47M50
C C C C C
427 429 430 431 432
CKSQYB103K50 CCSQCH150J50 CCSQCH150J50 CKSQYB103K50 CKSQYB223K50
C C C C C
437 608 610 611 612
CCSQSL101J50 CKSQYF105Z25 CKSQYB225K10 CKSQYB104K25 CCSQCH200J50
C C C C C
613 614 615 616 617
CCSQCH200J50 CKSQYB103K50 CSZS4R7M16 CCSQSL101J50 CKSQYB103K50
C C C C C
619 620 621 622 701
CKSQYB102K50 CEJA100M16 CCSQSL101J50 CEJA220M10 CKSQYF104Z25
C C C C C
702 703 704 705 706
CKSQYB222K50 CKSQYB104K25 CKSQYB105K10 CKSQYB104K25 CKSQYB472K50
C C C C C
707 708 709 710 711
CEJA4R7M35 CKSQYB104K25 CCSQCH220J50 CCSQCH220J50 CKSQYB104K25
4700µF/16V
4.7µF/16V
4.7µF/16V
C
2.2µF/250V
2.2µF/250V 470µF/16V
CCSQSL101J50 CKSQYB103K50 CCG1091 CCH1327 CCG1095 CCH1183 CEJA470M10 CEJA101M10 CKSQYB103K50 CKSQYB103K50 CEJA101M10 CCSQSL101J50
Unit Number : CWM6266 Unit Name : Keyboard Unit
IC IC Q Q Q
901 902 901 902 903
IC Transistor Transistor Transistor
PD6294A RS-140 2SB710 DTC114EU 2SB710
Q Q D D D
904 905 901 902 903
Transistor Transistor Diode Diode LED
DTC114EU DTC114EU DAN202U DAP202U CL170UBX
D D L X S
904 905 901 901 901
LED LED Inductor Ceramic Resonator 4.97MHz Switch
CL170DCD CL170PGCD LCTA101J3225 CSS1422 CSG1107
S S S S S
902 903 904 905 906
Switch Switch Switch Switch Switch
CSG1113 CSG1111 CSG1113 CSG1113 CSG1113
S S S S S
907 908 909 910 911
Switch Switch Switch Switch Switch
CSG1113 CSG1113 CSG1113 CSG1113 CSG1113
S S S S S
912 913 914 915 916
Switch Switch Switch Switch Switch
CSG1113 CSG1115 CSG1111 CSG1113 CSG1113
S S S S S
917 918 919 920 921
Switch Switch Switch Switch Switch
CSG1113 CSG1113 CSG1115 CSG1113 CSG1113
43
KEH-P7800R,P6800R
=====Circuit Symbol and No.===Part Name --- -----------------------------------------------
Part No. -------------------------
=====Circuit Symbol and No.===Part Name --- -----------------------------------------------
Part No. -------------------------
S S LCD EL
CSG1115 CSG1113 CAW1501 CEL1587
R R R R R
283 284 285 286 287
RS1/8S0R0J RS1/8S0R0J RS1/16S0R0J RS1/16S0R0J RS1/8S0R0J
R R R R R
290 301 322 323 351
RS1/8S0R0J RS1/16S183J RS1/16S102J RS1/8S0R0J RS1/16S102J
R R R R R
352 353 354 355 362
RS1/16S102J RS1/16S102J RS1/16S102J RS1/10S274J RS1/8S181J
R R R R R
373 374 375 401 402
RS1/8S0R0J RS1/8S0R0J RS1/8S0R0J RS1/16S472J RS1/16S163J
R
403
RS1/16S823J
922 923 901 901
Switch Switch LCD EL
RESISTORS R R R R R
901 902 903 904 905
RS1/10S222J RS1/10S222J RS1/10S472J RS1/10S121J RS1/10S2R2J
R R R R R
906 907 908 909 910
RS1/10S470J RS1/10S470J RS1/10S472J RS1/8S561J RS1/8S561J
R R R R R
911 912 913 914 915
RS1/8S561J RS1/8S561J RS1/8S561J RS1/8S561J RS1/8S751J
R R R R R
916 917 918 919 920
RS1/8S751J RS1/8S561J RS1/8S561J RS1/8S561J RS1/8S561J
R R R R R
921 922 923 924 925
RS1/8S561J RS1/8S561J RS1/8S621J RS1/10S473J RS1/10S272J
R R R R R
926 927 930 931 932
RS1/10S473J RS1/10S272J RS1/8S102J RS1/8S102J RS1/8S102J
R
933
RS1/8S102J
CAPACITORS C C C C C
251 252 253 254 255
CKSRYB331K50 CKSRYB331K50 CKSRYB331K50 CKSRYB331K50 CKSRYB103K25
C C C C C
256 272 273 301 302
CKSRYB103K25 CKSQYB104K16 CEJA220M16 CKSYB104K50 CKSYB104K50
C C C C C
309 310 313 351 352
CKSQYB104K16 CKSQYB104K16 CCSQCH101K50 CKSYB224K25 CKSQYB392K50
C C C C C
353 354 355 356 401
CKSQYB103K50 CKSQYB103K50 CKSYB104K50 CKSQYB103K50 CKSQYB334K16
C C
402 403
CKSQYB472K50 CKSQYB683K16
CAPACITORS C C C C C
901 902 903 904 905
CSZSR100M6R3 CKSQYF104Z50 CSZSR100M6R3 CKSQYB103K25 CKSQYB103K25
C C
906 907
CKSQYB103K25 CKSQYF104Z50
D
D
Unit Number : EWM1018(KEH-P7800R) Unit Name : Deck Unit
Unit Number : EWM1021(KEH-P6800R) Unit Name : Deck Unit
MISCELLANEOUS
MISCELLANEOUS IC IC D VR VR
251 351 352 301 302
IC IC Diode Semi-fixed 33kΩ(B) Semi-fixed 33kΩ(B)
CXA2560Q PA2020A 1SS355 CCP1280 CCP1280
RESISTORS R R R R R
255 256 257 258 271
RS1/16S221J RS1/16S221J RS1/16S102J RS1/16S102J RS1/16S102J
R R R R R
272 273 274 281 282
RS1/16S102J RS1/16S102J RS1/16S102J RS1/8S0R0J RS1/8S0R0J
44
IC IC D
251 351 352
IC IC Diode
CXA2559Q PA2020A 1SS355
RESISTORS R R R R R
255 256 257 258 271
RS1/16S221J RS1/16S221J RS1/16S102J RS1/16S102J RS1/16S102J
R R R R R
272 273 274 281 282
RS1/16S102J RS1/16S102J RS1/16S102J RS1/8S0R0J RS1/8S0R0J
KEH-P7800R,P6800R
=====Circuit Symbol and No.===Part Name --- -----------------------------------------------
Part No. -------------------------
R R R R R
283 284 285 286 287
RS1/8S0R0J RS1/8S0R0J RS1/16S0R0J RS1/16S0R0J RS1/8S0R0J
R R R R R
290 301 302 303 304
RS1/8S0R0J RS1/16S183J RS1/16S163J RS1/16S163J RS1/16S163J
R R R R R
305 323 351 352 353
RS1/16S163J RS1/8S0R0J RS1/16S102J RS1/16S102J RS1/16S102J
R R R R R
354 355 362 373 374
RS1/16S102J RS1/10S274J RS1/8S181J RS1/8S0R0J RS1/8S0R0J
R R R
401 402 403
RS1/16S472J RS1/16S163J RS1/16S823J
CAPACITORS C C C C C
251 252 253 254 255
CKSRYB331K50 CKSRYB331K50 CKSRYB331K50 CKSRYB331K50 CKSRYB103K25
C C C C C
256 272 273 301 302
CKSRYB103K25 CKSQYB104K16 CEJA220M16 CKSYB104K50 CKSYB104K50
C C C C C
313 351 352 353 354
CCSQCH101K50 CKSYB224K25 CKSQYB392K50 CKSQYB103K50 CKSQYB103K50
C C C C C
355 356 401 402 403
CKSYB104K50 CKSQYB103K50 CKSQYB334K16 CKSQYB472K50 CKSQYB683K16
E S S EGN
E S EGN
F EGN EGN
Unit Number : Unit Name : PCB Unit(KEH-P7800R) 1 2 1
Switch (Load) Switch (70µS) Photo-Interrupter
ESG1004 ESG1004 EGN1005
Unit Number : Unit Name : PCB Unit(KEH-P6800R) 1 1
Switch (Load) Photo-Interrupter
ESG1004 EGN1005
Unit Number : Unit Name : Reel PCB 2 3
Photo-Interrupter Photo-Interrupter
EGN1006 EGN1006
Miscellaneous Parts List M M HD
1 2 1
Motor Unit (Main) Motor Unit (Sub) Head Assy Fuse(10A)
EXA1490 EXA1485 EXA1506 CEK1136
45
KEH-P7800R,P6800R
6. ADJUSTMENT - Connection Diagram BACK UP
+14.4V
ACC
GND
DC Regulated Power Supply
GND
Lch + Lch -
4Ω
Rch -
Oscilloscope
mV Meter (1)
Rch +
4Ω
Dummy Antenna Antenna
50Ω(37.5Ω)
FM SSG
Stereo Modulator
50Ω(75Ω)
Antenna
FM/AM TUNER UNIT (TOP VIEW) L2
Pin26
TUNER AMP UNIT Pin 19
TC1
DC V Meter(2)
VR701
D401
FM/AM TUNER UNIT
DECK UNIT
L4 T31
Pin14
DC V Meter(1)
L5
Pin13
KEH-P7800R/X1N/EW DECK UNIT VR154 T51
Pin1 VR302(R)
Pin3 Pin2
R
L
VR301(L)
FM/AM TUNER UNIT (BOTTOM VIEW) T51
mV Meter(2) C63
46
Center Meter
KEH-P7800R,P6800R
FM ADJUSTMENT Modulation
M:MONO MOD., 400Hz 30%(22.5kHz Dev.) or 400Hz 100%(75kHz Dev.) S:STEREO MOD., 1kHz, L or R=30%(20.25kHz+7.5kHz Dev.) S2:STEREO MOD., 400Hz, L or R=60%(40.50kHz+7.5kHz Dev.) NOTE:Before proceeding to further adjustments after switching power ON, let the tuner run for ten minutes to allow the circuits to stabilize. FM SSG No. TUN Volt 1 IF 2 ANT Coil 3 RF Coil 4 RF 5
Frequency(MHz)
••••• 98.1 98.1 98.1 129.3
M M M M
Displayed Level(dBf) ••••• 60 5 5 60—80
Frequency(MHz)
108.0 98.1 98.1 98.1 107.9
Adjustment Point L5 T51 L2 L4 TC1
Adjustment Method (Switch Position) DC V Meter(1) : 6V Center Meter : 0 mV Meter(1) : Maximum mV Meter(1) : Maximum mV Meter(1) : Minimum
Trimmer IFT
6 7
RF Coil and RF Trimmer shall be adjusted twice or more 98.1 M 5 98.1 T31
ARC
8
98.1 S
40
98.1
VR154
mV Meter(1) : Maximum (STEREO MODE) mV Meter(1) : Separation 5dB (STEREO MODE)
RDS SL ADJUSTMENT FM SSG No. 1
Frequency(MHz)
104.0 S2
Displayed Level(dBf) 35
Frequency(MHz)
104.0
Adjustment Point VR701
Adjustment Method (Switch Position) DC V Meter(2) : 1.75V+0.05V,-0.35V
DOLBY B NR ADJUSTMENT No. 1
Test Tape
Adjustment Point
NCT-150 (400Hz,200nwb/m)
VR301(Lch),VR302(Rch)
Adjustment Method (Switch Position) mV Meter(2) : –6dBs±1.0dB (DOLBY NR Switch : OFF)
47
KEH-P7800R,P6800R
7. GENERAL INFORMATION 7.1 PARTS 7.1.1 IC PML003AM VCC
IN1_R
IN2_R
28
27
26
IN3_R IN4+_R IN4-_R 23 25 24
LoudAGND out_R
SVin_R
Frontout_R
20
19
21
22
Rearout_R FIE_R 18
17
STB
DATA
16
15
Isolator circuit FIE Anti radiation filter
Anti Alias filter
Treble
Loudness volume
Middle
Bass
Primary volume
Auto-Zero
Fader volume
Secondary volume
Zero cross detect circuit Digital block
Primary volume
Auto-Zero
Middle
Bass
Zero cross detect circuit
Treble Loudness volume
Anti Alias filter
Fader volume
Anti radiation filter
Secondary volume
FIE Isolator circuit 1
2
3
4
Vref
IN1_L
IN2_L
IN3_L
5
6
7
IN4+_L IN4-_L
8
9
AGND Loudout_L
10
11
SVin_L Frontout_L
12
Rear- FIE_L out_L
13
14
DGND
CLK
PAL005A
Protector
Mute
Amp2
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
P-GND1
OUT1+
SVR
IN1
IN2
S-GND
IN4
IN3
Ac_gnd
OUT3+
P-GND3
OUT3-
VCC
OUT4+
MUTE
OUT4-
P-GND4
Switch_out
OUT2-
Amp4
VCC
TAB
Amp3
Amp1
OUT1-
3
Mute
STBY
2
Mute
OUT2+
1
P-GND2
STBY
48
Mute
KEH-P7800R,P6800R
PML005A VCC
VCCO
PGND
GND
VSB
VDCSEN
GATE
ISET-N
NC
ISET-D
VDC
VDM
EL1
EL2
CLKC
CLKR
CXA2560Q
49
KEH-P7800R,P6800R
- Pin Functions (PD4975B) Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 50
Pin Name swvdd dsens csens isens TESTIN drst NC sk RECIVE NC reset XT2 XT1 VSS X2 X1 REGCOFF REGC VDD ILMPW SYSPW adpw LCDPW IPPW ASENBO PRSBSW TELIN mute DIM NC FM AM VCK VST VDT tmute NC SD st VSS VDD mdsens NC rdslk currq RDT DRELAY DRSENS DRSYS dled DLSENS STCUT mosens MSIN mtlsw POS RES NES DIRO PLAY
I/O O I I I I O I O I
O O O O O O I I O O O O O O O O I I
I I O I O I O O I O I I I I I I O O
Function and Operation Key board unit power supply control output Grille detach sense Flap close sense input Illumination sense input Test mode input/test enable Decoder reset output Not used SK signal input During RDS data reception output Not used Reset input Not used Connect to GND GND Crystal oscillator connection pin Crystal oscillator connection pin VSS VSS Power supply Illumination power supply control output System power supply control output A/D converter power LCD back light power supply control output Power supply control output for IP BUS interface IC Slave power supply control output Not used TEL mute signal input Mute output Dimmer select output Not used FM power control output AM power control output Clock output for electronic volume Strobe pulse output for electronic volume Data output for electronic volume Tuner mute output Not used SD input FM stereo input GND Power supply Modulation detect input Not used RDS LK signal input Tuner voltage FIX output RDS demodulation data input External relay output Door open/close sense input Door system select output Alarm LED output Door lock sense input Starter cut off output Motion/window damage sensor input MS sense Metal sense input Position sense Cassette mechanism reverse end sense input Cassette mechanism forward end sense input Head F/R select output MS gain select output
KEH-P7800R,P6800R
Pin No. 61 62 63 64 65 66 67 68 69-71 72 73 74 75 76 77 78 79-81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
Pin Name RIMUTE PCL NR SC2 SC1 CM stby loadsw NC DALMON TEST SL SEL NC CL NL NC AVDD AVREF1 AVSS RX TX GND ldet RCK RDS57K NC asens bsens TUNPDI KEYDT DPDT TUNPCK TUNPDO TUNPCE PEE
I/O O O O O O O O I O I I I I I
I O I I I I I I I O O O O O
Function and Operation Mute output when RI Clock adjustment output NR output Cassette mechanism sub motor control output Cassette mechanism sub motor control output Cassette mechanism capstan motor control output Drive IC control output Cassette mechanism loading detect input Not used "L" output when ACC OFF Connect to GND Signal level input Select input for the destination Not used Synchronizing signal input Noise level input Not used Positive power supply terminal for analog circuit A/D converter reference voltage A/D GND IP BUS data input IP BUS data output GND PLL lock sense input RDS demodulation clock input 57kHz pulse count sense input Not used ACC power sense input Back up power sense input PLL IC data input Display data input Display data output PLL IC clock PLL IC data output PLL IC chip enable Beep tone output
1
30
*PD4975B
50
81 80
100
51
31
IC's marked by* are MOS type. Be careful in handling them because they are very liable to be damaged by electrostatic induction.
51
KEH-P7800R,P6800R
- Pin Functions(PD6294A)
I O O I I
I O O O
Function and Operation GND Crystal oscillator connection pin Crystal oscillator connection pin System reset GND Green/Amber select output UART output UART input Remote control reception Not used Not used Key data input Key strobe output 5V LCD segment output Common driver output LCD bias power supply
*PD6294A 21
80
40
61 41
52
1
I/O
20
CXA2559Q
Pin Name VSS X1 X0 rst MODE1,0 GRN/amb SO SI REMIN RVER NC KDT4–1 KST6–1 VCC SEG49–0 COM3–0 V3–1
60
Pin No. 1 2 3 4 5,6 7 8 9 10 11 12 13–16 17–22 23 24–73 74–77 78–80
53
COMMON COM 0A
COM 0A
COM 3A
COM 3A
COM 1B
COM 1B
COM 2
COM 2
COM 1A
COM 1A
SEGMENT COM 3B
COM 3B
COM 0B
COM 0B
SEG 52 SEG 51 SEG 50 SEG 49 SEG 48 SEG 47 SEG 46 SEG 45 SEG 44 SEG 43 SEG 42 SEG 41 SEG 40 SEG 39 SEG 38 SEG 37 SEG 36 SEG 35(NC) SEG 34(NC) SEG 33 SEG 32 SEG 31 SEG 30 SEG 29 SEG 28 SEG 27 SEG 26 SEG 25 SEG 24 SEG 23 SEG 22 SEG 21 SEG 20 SEG 19 SEG 18 SEG 17 SEG 16 SEG 15 SEG 14 SEG 13 SEG 12 SEG 11 SEG 10 SEG 9 SEG 8 SEG 7 SEG 6 SEG 5 SEG 4 SEG 3 SEG 2 SEG 1 SEG 0
- CAW1501
7.1.2 DISPLAY KEH-P7800R,P6800R
KEH-P7800R,P6800R
7.2 DIAGNOSIS 7.2.1 DISASSEMBLY - Removing the Case(not shown) 1. Remove the two screws. 2. Remove the Case. - Removing the Cassette Mechanism Module
(not shown) 1. Remove the four screws. 2.Disconnect the connector, and then removing the Cassette Mechanism Module. - Removing the Panel Assy(Fig.1) Remove the two screws.
Disconnect the two connectors.
Disengage the stopper at two locations indicated and remove the Panel Assy.
Panel Assy
Fig.1
- Removing the Tuner Amp Unit(Fig.2) Removing the two screws.
Removing the three screws.
Removing the screw.
Unbend the tabs at two locations indicated by arrow until straight. Remove the Tuner Amp Unit.
Tuner Amp Unit
54
Fig.2
KEH-P7800R,P6800R
7.2.2 TEST MODE - Flow Chart 4
6 ACC, Back-up ON
00' 00"
SOURCE
Display
BAND
00' 00"
00
1
6 Display
00' 00" TRK
Display
FF
91' 91"
During regulator off, press the 6 key and the system will be put into the new test mode.
TRK
REV
*1
00' 00"
6
3
TRK
Display
BAND
TRK
91
TRK
Display
2
81' 81"
TRK
81
Display
BAND
6
1 AGC YES
3
02' 56"
TRK
FF
REV
*2
AGC NO
1
Display example
BAND
FF
REV *3
1
6 *3
3
*4
2
*5
00' 00" TRK 2
BAND
Display
00' 00" TRK 72
1 < Mechanism test mode in >
3
Display
FF
6 *6
*7
*1
Normal focus close S curve check 00 00' 00" Display 01 01' 01"
*2
Normal display
Focus cancel
REV *8
Focus EQ check 02 02' 02"
Tracking offset
Tracking balance (Close spindle-rough)
Display
*6
ELV motor select
*7
8ms pulse drive
*5
SINGLE 4TRK 81 Display 82 Normal display
10TRK 83 Focus gain
32TRK 84
100TRK 85
Tracking gain
C.MOVE 86 Focus bias
TRAY motor select 72 00' 0X" Display 72 10' 0X" 24ms pulse drive
72 00' 00" Display 72 00' 01"
DC drive 72 00' 02"
48ms pulse drive
*3 100 TRK jump and carriage MOVE continue only while the keys are released *4
00' 00" TRK
BAND *9
100ms pulse drive DC drive 72 10' 02" 72 10' 00" Display 72 10' 01"
*8
ELV select : ELV dowm (Disc 1 TRAY select : TRAY out
*9
ELV select : ELV up (Disc 6 TRAY select : TRAY in
6)
1)
55
KEH-P7800R,P6800R
- New Test Mode(aging operation and setup analysis) The single CD player plays in normal mode. After being set up, it will display FOK (focus), LOCK (spindle), subcode, sound skip, protection against a mechanical error or the like, occurrence of an error, cause and time of an expiry, if any, (and disc number) During the setup, the CD software operation status (internal RAM and C-point)is displayed. (1) How to enter NEW TEST Mode See the test mode flow chart Page 55. (2) Relations of keys between TEST and NEW TEST Modes Keys Test Mode New Test Mode Regulator OFF Regulator ON PLAY in progress Error Occurred, Protection Activated BAND Regulator ON Regulator OFF Time of occurrence/ cause of error select
FF
FWD-Kick
FF/TRACK+
REV
REV-Kick
REV/TRACK-
1
Tracking close
SCAN
2
Tracking open
MODE
3
Focus close
6
To New Test Jump Mode AUTO/MANU TRACK No./ Mode Select time of occurrence select Operations,such as EJECT, CD ON/OFF, etc. are performed normally (3) Error Cause (Error Number) Code Error Code Classification Mode Description Cause/Detail 40 ELECTRIC PLAY FOK=L Put out of focus 100ms Scratch, 41 ELECTRIC PLAY LOCK=L Spindle unlock Stain, 100ms Vibration, 42 ELECTRIC PLAY Subcode Failed to read subcode Servo defect, unacceptable 500ms etc... 43 ELECTRIC PLAY Sound skipped Last address memory operated (4) Indicating an Operation Status During Setup Status No. Description Protection operation 01 Carriage home mode started None 02 Carriage moving inwards 10-second time out, Home switch failed 03 Carriage moving outwards 10-second time out, Home switch failed 05 Carriage moving outwards None 11 Setup started None 12 Spindle turn/Focus search started None 13 Waiting for focus closure (XSI=L) Failure to close focus 10,14 Waiting for focus closure (FOK=H) Failure to close focus 15, 16, 17 Focus closed, Tracking open Focus disrupted 18 During focus AGC Focus disrupted 19 During tracking AGC Disrupted focus 20 Waiting for MIRR, LOCK or subcode read Focus disrupted, MIRR NG, Failure to lock, Carriage closed, SPINDLE=ADAPTIVE failed to read subcode
56
KEH-P7800R,P6800R
(5) Example of Display. •SET UP in progress 8 digits display LCD TNo.
Min
Sec
11
11
11
•Protection/Error upon occurrence(8 digits display LCD) (a) Error number indicated
ERROR–xx Select the display with the BAND key.
•Operation (PLAY, SEARCH, etc.) in progress perfectly identical with that in the normal mode. (b) Track number and absolute time indicated TNo.
Min
Sec
10
40
05
- Error Number Indication If the CD should fail to operate or if an error has taken place during operation the player will enter into the error mode, and the cause of the error will be numerically indicated. This is aimed at assisting in analysis or repair. (1) Basic Means of Display • Examples of Display (2) Error Codes Error Classification Code 10 ELECTRIC
ERROR-xx Description
Cause/Detail
Carriage home failure
Carriage doesn't move to or from the innermost position →Home switch failed and/or carriage immobile
11
ELECTRIC
Focus failure
Focus failed →Defects, disc upside-down, severe vibration
12
ELECTRIC
SETUP failure Subcode failure
Spindle failed to lock or subcode unreadable →Spindle defective, defect, severe vibration
14
ELECTRIC
Mirror failure
17
ELECTRIC
Set up failure
Unrecorded CD-R The disc is upside-down, defects, vibration AGC protect failed →Defects, disc upside-down, severe vibration
19
ELECTRIC
Set up failure
Tracking error waveform is too unbalanced (>50%) or level is too small →The pickup unit or tracking error circuitry is N.G.
30
ELECTRIC
Search time out
Failed to reach target address →Carriage/tracking defective and/or defects
A0
SYSTEM
Power failure
Power overvoltage or short circuit detected →Switching transistor defective and/or power abnormal
A1
SYSTEM
Mechanism power failure
Mechanism elevation reference voltage is out of prescription →EREF adjustment VR and/or power abnormal
50
MECHANISM
An error upon ejection
60
MECHANISM
MAG switch release time has time out Elevation time out when eject Tray in / out time has time out Tray is caught when put in Elevation time has time out No disc is available
An error while putting in and out the tray 70 MECHANISM An error upon elevation 80 MECHANISM An error with an empty magazine inserted * Setup means a series of operations after focusing up to sound output.
57
KEH-P7800R,P6800R
7.3 BLOCK DIAGRAM A B
D
E
F C
58
KEH-P7800R,P6800R
8. OPERATIONS AND SPECIFICATIONS 8.1 OPERATIONS Head Unit
FUNCTION button
DISPLAY button PGM button
OPEN button
5/∞/2/3 buttons
EQ button
Buttons 1–6 +/– button
TA button
SOURCE/OFF button
BAND button PTY button
AUDIO button
Steering Remote Controller A steering remote controller that enables remote operation of the head unit is supplied. Operation is the same as when using buttons on the head unit.
ATT button This lets you quickly lower volume level (by about 90%). Press once more to return to the original volume level. BAND button 5/∞ buttons
SOURCE/OFF button 2/3 buttons +/– button
FUNCTION button
AUDIO button
59
60 Seek Tuning
Hold for 1 second or more
3. Turn the source OFF.
2 seconds or more
Broadcast station preset memory
• Up to 18 FM stations (6 in F1 (FM1), F2 (FM2) and F3 (FM3)) and 6 MW/LW stations can be stored in memory. • You can also use the 5 or ∞ buttons to recall broadcast stations memorized in buttons 1 through 6.
Note:
2 seconds or less
Preset station recall
• You can memorize broadcast stations in buttons 1 through 6 for easy, one-touch station recall.
Preset Tuning
Frequency Indicator
Preset Number Indicator Band Indicator
F1 (FM1) = F2 (FM2) = F3 (FM3) = MW/LW
Band
• “” stereo indicator lights when a stereo station is selected.
2. Raise or lower the volume.
Note:
Note:
• If you continue pressing the button for longer than 0.5 seconds, you can skip broadcasting stations. Seek Tuning starts as soon as you stop pressing the button.
Note:
0.5 seconds or less 0.5 seconds or more
Manual Tuning (step by step)
• You can select the tuning method by changing the length of time you press the 2/3 button.
Manual and Seek Tuning
This product’s AF function can be switched ON and OFF. AF should be switched OFF for normal tuning operations.
Basic Operation of Tuner
• In the following cases, the sound source will not change: * When a product is not connected to this product. * When no tape is set in this product. * When no magazine is set in the Multi-CD player. * When the AUX (external input) is set to OFF.
Each press of the SOURCE/OFF button selects the desired source in the following order: Tuner = Tape = Multi-MD player = Multi-CD player = AUX
Each press changes the Source ...
1. Select the desired source (e.g. tuner).
• Loading a cassette in this product.
Note:
The following explains the initial operations required before you can listen to music.
To Listen to Music
KEH-P7800R,P6800R
Note: • The Tape function can be turned ON/OFF with the cassette tape remaining in this product.
Eject
• The continuous playback time count starts at 00’00” at the following times. * When a tape is inserted. * When the tape direction is changed. * When you rewind the tape side currently playing back to the beginning. • The continuous playback time count is halted when fast-forwarding/rewinding and while the Music Search function is operating.
Direction Change
Cassette Loading Slot
• “METAL” appears on the display for 4 seconds when a metal or chrome tape is inserted. Nothing is displayed for a normal tape.
Note:
• Fast forward/Rewind and Music Search can be canceled by pressing the BAND button.
Note:
REW (Rewind) = R-MS (Rewind-Music Search) = Normal Playback
• Each press of the 2 button selects Rewind or Rewind-Music Search.
FF (Fast forward) = F-MS (Forward-Music Search) = Normal Playback
• Each press of the 3 button selects Fast forward or Forward-Music Search.
Fast Forward/Rewind and Music Search
Note:
Elapsed Play Time Indicator
Direction Indicator
• Use to open the front panel when loading or ejecting a cassette. (The illustration on the right shows the front panel open.)
Note:
Open
• Be sure to close the front panel after loading or ejecting a cassette.
Note:
Basic Operation of Cassette Player
KEH-P7800R,P6800R
61
62
• You can use the following two functions. Refer to Multi-CD Player’s Owner’s Manual for operation details. * Title display switching * Title scroll • You cannot switch to the Disc Title Input mode in the Detailed Setting Menu.
When playing a CD TEXT disc on a CD TEXT compatible Multi-CD Player such as the CDX-P650:
Disc Number Indicator
Disc Search
Continue pressing
Fast forward/Reverse
Track Number Indicator
0.5 seconds or less
Track Search
• You can select between Track Search or Fast forward/Reverse by pressing the 2/3 button for a different length of time.
Track Search and Fast Forward/Reverse
Elapsed Play Time Indicator
M-CD 1 = M-CD 2 = M-CD 3 (Displayed for about 2 seconds.)
Using a multiple connection adapter lets you connect up to three Multi-CD players.
Switching the Multi-CD Player
This product can control one or more multi-CD players. (There are some types of MultiCD players such as “CDX-P630S” which you cannot connect more than one.)
Basic Operation of Multi-CD Player
of the current disc.
• Press the DISPLAY button, to change the Disc Title display
Displaying Disc Titles
• After completing a rough search, use the 5 and ∞ buttons to select a desired disc.
Note:
• Select the desired block with the 1 to 5 button.
This handy function lets you select discs loaded in a 50-Disc Multi-CD Player using the 1 to 5 buttons. The 50 discs are divided into five blocks, with each of the 1 to 5 buttons assigned to a block.
Disc Number Rough Search (for 50-Disc type only)
• When a 12-Disc Multi-CD Player is connected and you want to select disc 7 to 12, press the 1 to 6 buttons for 2 seconds or longer.
Note:
Just press the number corresponding to the disc you want to listen to.
• You can select discs directly with the 1 to 6 buttons.
Disc Number Search (for 6-Disc, 12-Disc types)
KEH-P7800R,P6800R
Antenna jack
Rear output
This Product
Multi-CD player (sold separately)
Use this for connections when you have the separately available amplifier.
With a 2 speaker system, do not connect anything to the speaker leads that are not connected to speakers.
Black (ground)
Yellow
To terminal always supplied with power regardless of ignition switch position.
To vehicle (metal) body.
Red
Orange
Fuse
Rear
Rear
Front
≠
≠
+
+
≠
+
+
Violet/black
Violet
Gray/black
Gray
≠
Green/black
Green
White/black
White
Right speaker
Rear
Rear
Front
System remote control
Connecting cords with RCA pin plugs (sold separately)
≠
+
≠
+
Left speaker
To system control terminal of the power amp or Auto-antenna relay control terminal. (Max. 300 mA 12 V DC) Blue/white
Yellow/black If you use a cellular telephone, connect it via the Audio Mute lead on the cellular telephone. If not, keep the Audio Mute lead free of any connections.
To electric terminal controlled by ignition switch (12 V DC) ON/OFF.
To light switch terminal.
White/yellow
See the section “RFP Alert Installation”.
Power amp (sold separately)
KEH-P7800R,P6800R
63
KEH-P7800R,P6800R
8.2 SPECIFICATIONS General
Cassette player
Power source .......... 14.4 V DC (10.8 – 15.1 V allowable) Grounding system ........................................ Negative type Max. current consumption .......................................... 10 A Dimensions (mounting size) ...... 178 (W) × 50 (H) × 155 (D) mm (front face) .............. 188 (W) × 58 (H) × 18 (D) mm Weight ...................................................................... 1.3 kg
Tape ........................ Compact cassette tape (C-30 – C-90) Tape speed ........ 4.76 cm/sec.(+0.14cm/sec.,-0.05cm/sec.) Fast forward/rewinding time .... Approx. 100 sec. for C-60 Wow & flutter .......................................... 0.09% (WRMS) Frequency response .......... Metal: 30 – 19,000 Hz (±3 dB) (KEH-P7800R) Frequency response ...................... 30 – 16,000 Hz (±3 dB) (KEH-P6800R) Stereo separation ...................................................... 45 dB Signal-to-noise ratio(KEH-P7800R) ...... Metal: Dolby B NR IN: 67 dB (IEC-A network) Dolby NR OUT: 61 dB (IEC-A network) Signal-to-noise ratio .................... 61 dB (IEC-A network) (KEH-P6800R)
Amplifier Maximum power output ...................................... 45 W × 4 Continuous power output .................................... 27 W × 4 (DIN45324, +B = 14.4 V) Load impedance .......................... 4 Ω (4 – 8 Ω allowable) Preout maximum output level/output impedance ................................................ 2.2 V/1 kΩ Equalizer (3-Band Parametric Equalizer) (Low) .......................... Frequency: 40/80/100/160 Hz Q Factor: 0.35/0.59/0.95/1.15 (+6 dB when boosted) Level: ±12 dB (Mid) .......................... Frequency: 200/500/1k/2k Hz Q Factor: 0.35/0.59/0.95/1.15 (+6 dB when boosted) Level: ±12 dB (High) ................ Frequency: 3.15k/8k/10k/12.5k Hz Q Factor: 0.35/0.59/0.95/1.15 (+6 dB when boosted) Level: ±12 dB Loudness contour (Low) .................. +3,5 dB (100 Hz), +3 dB (10 kHz) (Mid) ................ +10 dB (100 Hz), +6,5 dB (10 kHz) (High) ................ +11 dB (100 Hz), +11 dB (10 kHz) (volume: –30 dB)
FM tuner Frequency range ...................................... 87.5 – 108 MHz Usable sensitivity .................. 11 dBf (1.0 µV/75 Ω, mono, S/N: 30 dB) 50 dB quieting sensitivity .... 16 dBf (1.7 µV/75 Ω, mono) Signal-to-noise ratio ...................... 70 dB (IEC-A network) Distortion .......................... 0.3% (at 65 dBf, 1 kHz, stereo) Frequency response ...................... 30 – 15,000 Hz (±3 dB) Stereo separation .......................... 40 dB (at 65 dBf, 1 kHz)
MW tuner Frequency range ...................................... 531 – 1,602 kHz Usable sensitivity .............................. 18 µV (S/N: 20 dB) Selectivity .................................................. 50 dB (±9 kHz)
LW tuner Frequency range ........................................ 153 – 281 kHz Usable sensitivity .............................. 30 µV (S/N: 20 dB) Selectivity .................................................. 50 dB (±9 kHz)
Note: • Specifications and the design are subject to possible modification without notice due to improvements.
