GSM TELEPHONE SGH-P730
GSM TELEPHONE
CONTENTS 1.
Specification
2.
Flow Chart of Troubleshooting
3.
Exploded Views and Parts List
4.
Electrical Parts List
5.
Block Diagrams
6.
PCB Diagrams
1. SGH-P730 Specification 1. GSM General Specification GSM900
EGSM 900
DCS 1800
Phase 1
Phase 2
Phase 1
Freq. Band [MHz]
890~915
880~915
1710~1785
Uplink/Downlink
935~960
925~960
1805~1880
ARFCN range
1~124
0~124 & 975~1023
512~885
Tx/Rx spacing
45MHz
45MHz
95MHz
Mod. Bit rate /
270.833kbps
270.833kbps
270.833kbps
Bit Period
3.692us
3.692us
3.692us
Time Slot Period /
576.9us
576.9us
576.9us
Frame Period
4.615ms
4.615ms
4.615ms
Modulation
0.3GMSK
0.3GMSK
0.3GMSK
MS Power
33dBm~5dBm
33dBm~5dBm
30dBm~0dBm
Power Class
5pcl ~ 19pcl
5pcl ~ 19pcl
0pcl ~ 15pcl
Sensitivity
-102dBm
-102dBm
-100dBm
TDMA Mux
8
8
8
Cell Radius
35Km
35Km
35Km
1-1
SGH-P730 Specification
2. GSM Tx Power Class
Tx Power control level 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
Tx Power
GSM900
control level
33±3 dBm 31±3 dBm 29±3 dBm
0
27±3 dBm 25±3 dBm 23±3 dBm
3
21±3 dBm 19±3 dBm 17±3 dBm
6
15±3 dBm 13±3 dBm 11±3 dBm
9
1 2 4 5 7 8 10 11
24±3 dBm 22±3 dBm 20±3 dBm 18±3 dBm 16±3 dBm 14±3 dBm 12±4 dBm 10±4 dBm 8±4 dBm
14 15
0±5 dBm
13
1-2
30±3 dBm 28±3 dBm 26±3 dBm
6±4 dBm 4±4 dBm 2±5 dBm
12
9±3 dBm 7±3 dBm 5±3 dBm
DCS1800
2. SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams 1. Power On
'Power ON' does not work
check the current consumption more than 100mA
No
Download again
Yes
Check the Voltage of the Battery more than 3.5V
No
Charge the battery
Yes
Check the pin11 of U101 is more than 2.8V
Check "Power On" key?
No
Yes Yes
Check U101 pin 39 = 2.8V
No
U101 pin9 = 1.8V Yes
Yes
Check the Initial Operation Yes END
2-1
No
No
check keypad
check U101 and C117
Check U101 and C116
SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams
R156 CN104 11 2 2 33
6 6 5 5 4 4 G G G G 10 9 8 7
C100
VBAT
C101
C103
C102
C104
C105
VREF
C106
VBAT VCCB
VCCA G NDQ
G NDD1
38
VLDO _3 VRTC
EN_3 EN_4[0] EN_4[1] EN_5 EN_5A EN_5B
55
VRTC VCCD
R123
C114
11
VLDO _2 R164 0
19
RESETN
RING _PW M VLDO _1
57 58 59 60
C110 VCC_1.8A
39
12
GND GND GND GNDD 61 G ND 62 G ND 63 G ND 64 G ND
5
4
7
RST1 PO S
C 147
Q 102
37
VDD34
9
BA TT1
10
VDD12
NEG 2
C115 C116 C117 65 G ND 66 G ND 67 G ND 68 G ND
XO EN A
C109
VR F
36 35
VLDO _4
U 101
LED2_D R V
1
2
C108
32 31
VDD5 VL4S_A VL4S_B
LED1_D R V
3
42
34
PW R_SW 1N PW R_SW 2 RTC_ALM N PW R_KEEP PSW 1_BUF INTRQ SDI SDO SCLK CSN
22 23 24 25 26 27
KEY_CO L(2)
KEY_RO W (0)
41
33
VEXT BTEM P
46 47
UP_SD I
VDD67
VL5S_A VL5S_B
40
VLDO _5
1 43
13 21 20 14 15 16 17 18
UP_SCLK UP_C S
VLD O _7
VLDO _6
VIB _D RV
R122
C111
VSIM
VACC VBAT
6
28
30
VREF
ADC_AUX1 ADC_AUX2 ADC_TRIG
29
C R EF
44 45 56 3 2
SIM _IO
U P_R ST U P_C LK U P_IO
48
R ING _D RV
R120 PW R_O N JIG _O N RTCALAR M
51
53 52
C107
PW R_KEEP
SIM _RST
54
SIM RS T SIM CLK SIM DATA
50
SIM _CLK
49
8
R125
BACKLIG HT 1
PSC 2106A
R 102
R 103
R104
VBA T
USB_5
VCCD VCC D VCC DV CC D
R105
R 106 R 107
1K 1K
JIG _O N
R 110
1K
R155
SDS_RXD SDS_TXD USB_D_M INUS DEBUG _RXD DEBUG _TXD USB_D_PLUS
1K
R 112
1K
R 113 R 114
1K 1K
DEBUG _DC D DEBUG _RI
R 115 R 116
DEBUG _RTS
R 117
NC
R162 R163
1K 1K
DEBUG _CTS DEBUG _DTR
R 118 R 119
NC 1K
R 121
0
BP_VF
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
1K 1K
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 NC NC
W 24PIN
C N100 DLC_DETEC T DEBUG _DSR
C N 103
C 113
D 102
8
C 112 ZD 101
ZD 102
ZD 103
1 1 2 2 3 3 4 NC 5 NC
ZD 105
6
5
4
2
3
7
1
4 8
3
2
5
6 7
1
6
5
4
2
7
8
3
1
D 101
I/F C O N
U102
CAM _1.8
VCCD
R132 R133 R134
VC01_2.5
VBAT
(2.5/1.8)
LED 101
U103 R140
VO UT 1 0
2 EN1
VO UT 2 9
3 EN2
N/C 8
4 CBYP
N/C 7
5 N/C
GND
G ND G ND G ND G ND G ND G ND
CAM _O N
11 VIN
1 R141 NC R142 0 C128
2 3
EN_VC01_2.5
1 2 3 4 5 6 7
O UT 5
IN G ND
C 145 BYP 4
EN
C129
IRDA_TX IRDA_RX IRDA_EN C119
C130
C131
VC01_2.5
VCCD
VBAT VCC B
CAM _2.5
VBAT
LEDA LEDC TXD R XD SD VC C G ND
R131
C N101 1 3 5 7 9 11
RST CP_TDI CP_TM S CP_TC K CP_TD O
2 2 4 4 6 6 8 8 10 10 12 12
1 3 5 7 9 11
VC01_TDI VC01_TDO VC01_TM S VC01_TCK
C118
6
C120 C121 C122 C123
C124 C125 C126 C127
1112 131415 16
C132
VCCD
M M C_2.5
VBAT
U105
IR D A
JTAG C O N
(2.8/3.3) R147
EN_M M C
1 VIN
VO UT 1 10
2 EN1
VO UT 2 9
3 EN2
VC_M _CO N
USB_5
USB_3.3
U107
M O T_3.3
N/C 7 G ND 6
G ND G ND G ND G ND G ND G ND
5 N/C
USB_DETEC T
N/C 8
3 1
4 CBYP
C137
1
5 OUT
IN
3
Q 101
2
2 GND
C134
M M C_2.5 VC01_2.5
4 EN R EF_B YP
111213141516 C138
C143
C142
R 128
C N102 W M _2.8D W M _3.3A
VBAT
VCCD VBAT
R157 R158
M M C_CS M M C_DI
V_LE D
U106 (2.8/3.3)
4 R 129
R 130
R 127
R 126
6
6
BYP G ND
5
GND
CTL
2 5
C140
C141
C631
1112 13 1415 16
8
N/C 7
5 N/C
3
7
4 CBYP
VO UT 5
1 VIN U607 100K
4
R151
N/C 8
1
R150
VO UT 2 9
3 EN2
2
VO UT 1 10
2 EN1
3
W M 97_O N
1 VIN
G ND G ND G ND G ND G ND G ND
R144
R159 R160 R161
M M C_SCLK M M C_INS M M C_D O
U602
R153
ZD104
R S_M M C
C144
2-2
1 2 3 4 5 6 7 8 9 10 11 12 13 14
1 2 3 4 5 6 7 NC NC NC NC NC NC NC
SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams
2. Initial
Initial Failure
Check the signal at the pin 21 of U101 is "High" when the phone is boot on
No Check U401
Yes
Check pin4 of OSC402 Voltage is 2.8V ?
No
Check pull_up R603,pin39 of U101, OSC600, C613
Yes
Check pin3 of OSC600, Frequency is 13MHz?
No Check or change OSC600
Yes
Check pin5 of U103 Voltage is 2.5V?
No
Check the soldered status of U103, U401
Yes
Check OSC300 is working?
No
Yes END
2-3
Check or Change U300
SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams
VCC_1.8A VCCD
VRTC
C400
XLATCH_C E C401
C402
C403
VCC_1.8A A(22) VCC_1.8A
VCCD
VRE F CLK13M _TR TR_RST
C411
A(0:20)
A(0) A(1) A(2) A(3) A(4) A(5) A(6) A(7) A(8) A(9) A(10) A(11) A(12) A(13) A(14) A(15) A(16) A(17) A(18) A(19) A(20)
VCC_1.8A
C413
C412
B 13 F11 E14 D 15 B 15 C 14 A16 A15 B 17 C 17 D 16 F14 G 14 G 13 G 17 J12 K 12 K 13 K 14 L14 L15 L16
C414
A(21)
R405
VCCD
U403
CP_CSRO M E N CP_CSRAM EN CP_CSRO M 2EN CS_VC01 HO LE_SW 1 CS_USB
A12 A13 M 15 M 14 M 11 N 14
R415
E15 G 16 F10 E10 C 11 D8 F17 C 12 VSS_D PLL VD D _D PLL XVR EF VSSA VD D A VR TC CKI R STB
VD D E VD D E VD D E VD D E VD D E VD D E VD D E VD D E VD D E VD D E
B 14 E17 E16 N 16 U 16 U 15 P8 U2 M1 B1
C 16 A5 R 17 R 16 T13 R4 R1 G1 E2 VD D VD D VD D VD D VD D VD D VD D VD D VD D
L9 J11 L8 M7 L10 L6 K7 K6 J7 H 11 H7 G 10 G9 F6 A3 A2
CKO IO B IT#2 IO B IT#1 IN T#0 IO 7 RW N AB #8 AB #7 AB #6 AB #5 AB #4 AB #3 AB #2 AB #1 AB #0
XC P_A0_B EON XC P_A1 XC P_A2 XC P_A3 XC P_A4 XC P_A5 XC P_A6 XC P_A7 XC P_A8 XC P_A9 XC P_A10 XC P_A11 XC P_A12 XC P_A13 XC P_A14 XC P_A15 XC P_A16 XC P_A17 XC P_A18 XC P_A19 XC P_A20 XC P_A21
U 401
D B #15 D B #14 D B #13 D B #12 D B #11 D B #10 D B #9 D B #8 D B #7 D B #6 D B #5 D B #4 D B #3 D B #2 D B #1 D B #0
XC P_C SR O M EN XC P_C SR AM EN XPA0/C S1N XPA1/C S2N XPA2/C S3N XPA3/C S4N
XTIC _M O D E XC PTSTSTO P_C K O
TP3 TP4
G 15 L12 K 11 N4 R 12 U5
LED_BLUE1 LED_BLUE2 DSP_IN T DSP_IO DSP_RW N
T17 T14 R 14 P12 P11 N 11 R 13 M 10 U 13
D SP_AB (8) D SP_AB (7) D SP_AB (6) D SP_AB (5) D SP_AB (4) D SP_AB (3) D SP_AB (2) D SP_AB (1) D SP_AB (0)
P10 R 11 T11 U 11 M8 N8 N7 P7 M6 R7 T7 U7 P6 R6 U6 P5
D SP_D B (15) D SP_D B (14) D SP_D B (13) D SP_D B (12) D SP_D B (11) D SP_D B (10) D SP_D B (9) D SP_D B (8) D SP_D B (7) D SP_D B (6) D SP_D B (5) D SP_D B (4) D SP_D B (3) D SP_D B (2) D SP_D B (1) D SP_D B (0)
DSP_AB(8:0)
DSP_DB(15:0)
VCCB U402
2 VO
VCCB
1
VS
GND R 404
D 12
3
R 406
M 12
ADC_JACK BP_VF VBA T
B7 XB SW N A7 X1R TC D 10 X2R TC E8 XR TC ALAR M _N C6 XO SC 32O UT
D7 XC P_TC K G8 XC P_TM S C7 XC P_TD I F9 XC P_TR STN D 13 XC P_TD O
TR_RST RTCALARM CLK32K
R 407
O SC402 )
R 408
C 418
R 409
C 419
2
M3 XPA 25_O M 0 G2 XPA 26_O M 1 G4 XPA 27_SM 1_C LK
E4 XPA 17_D R Q 0 P13 XPA 18_T_A C K N 17 XPA 33_T_R EQ A M 17 XPA 34_T_R EQ B
L2 L1 XPA 19/C P_M O SI XPA 20/C P_M ISO K4 J6 XPA 21/C P_SC K XPA 22/SSN
R5 XPW M 1 H6 XPA 23/PW M 2 H5 XPA 24/PW M 3 F4 XFR STB
U 12 XSM 0_D A TA N 10 XSM 0_C LK
G5 XPA 28_IO M 0 F1 XPA 29_IO M 1
G6 XPA 13_TX1 G3 XPA 14_R X1
L4
F3 E1 XPA 30_IM 0 XPA 31_IM 1
M9 XPA7/IR Q 1 T5 XPA8/IR Q 2 P2 XPA9/IR Q 3 N2 XPA10/IR Q 4
R419
H4 XPA 15/TX0 L3 XPA 16/R X0
CP_IN T VC01_IN T HO LE_SW 3 DLC_DETEC T
K5 XPA 11/IR D A R X N1 XPA 12/IR D A TX
C417
XC P_K B 0/SIN0 XC P_K B 1/SIN1 XC P_K B 2/SIN2 XC P_K B 3/SIN3 XC P_K B 4/SIN4 XC P_K B 5/SO U T0 XC P_K B 6/SO U T1 XC P_K B 7/SO U T2 XC P_K B 8/SO U T3 XC P_K B 9/SO U T4
VC01_W R
L5 M4 T1 R2 T3 U3 P3 T4 N3
4
GND 3
C 13 XC P_W EN P16 XPA4/O EN P15 XPA5/W AITN T15 XPA6/B E1N
CP_W EN CP_O EN DEBUG _DCD UPPER_BYTE
VCC
C 420
KEY_CO L(0:4) K EY_C O L(0) K EY_C O L(1) K EY_C O L(2) K EY_C O L(3) K EY_C O L(4)
KEY_RO W (0:4) K EY_R O W K EY_R O W K EY_R O W K EY_R O W K EY_R O W
CP_TD O TR_RST CP_TD I CP_TM S CP_TC K
(0) (1) (2) (3) (4)
DEBUG _DS R USB_DETECT EAR_SW ITCH JACK_IN
IRDA_R X IRDA_TX
R418
R417
DEBUG _DTR DEBUG _RTS DEBUG _TXD DEBUG _RXD DEBUG _CTS
PW R_KEEP SIM RS T DEBUG _RI FLASH_RESET USB_IRQ N VC01_RESET M AIN_BL_O N
R410 R430
HO LE_SW 2
UP_C S UP_SCLK HO LE_SW 4 UP_SDI
R43
SDS_TXD SDS_RXD SIM DATA SIM CLK
TR ID EN T
VCC_1.8A
VCC D
U400
TR_RST
RST R400
C405
C404
VCCD
C406
A(1:22)
VCC D VCCD
VCC_1.8A
A(1) A(2) A(3) A(4) A(5) A(6) A(7) A(8) A(9) A(10) A(11) A(12) A(13) A(14) A(15) A(16) A(17) A(18) A(19) A(20) A(21) A(22)
B5 L4 B6 K6 J8 K7 L3 G1 F1 E1 D1 B1 C1 F2 E2 F6 D7 E7 B8 C8 D8 F7 E8 F8 D2 B2 B3 E6 B7
VC C1 VC C2 VC C2 VC C2 VC CQ VC CQ VC CQ A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21
D4 VPP/VPEN C6 C LK G7 W AIT R 402
R 403 47K
CP_O EN CP_W EN UPPER_BYTE A(0)
FLASH_RESET CP_CSRO M E N CP_CSRO M 2EN
K5 K8 H1 D5 F3 C2 E4 F5 E5 F4 K1 G8 J2 H8
P-VC C P-M O D E R -O E# R -W E# R -U B# R -LB# W P# W E# AD V# R ST# C E#1 C E2 O E#1 O E#2
D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D 10 D 11 D 12 D 13 D 14 D 15
H2 H3 G3 H4 J5 G5 J6 H7 G2 J3 G4 J4 H5 G6 H6 J7
D(0:15)
D (0) D (1) D (2) D (3) D (4) D (5) D (6) D (7) D (8) D (9) D (10) D (11) D (12) D (13) D (14) D (15)
C427
C3 256M B C7 128M B D3 512M B D6 P-C S# E3 1G B
A(23) VCCD
K2 K3 J1 S-C S1 C5 S-C S2 K4 S-VC C R FU R FU
R 401
CP_CSRAM E N USB_3.3
B4 VSS VSS C 4 L2 VSS VSS L5 VSS L6 VSS L7 L8 VSS L1 VSS DU DU DU DU DU DU DU DU
A1 A2 A7 A8 M1 M2 M7 M8
NC NC
1 2
C 415
U404 C 422
C 421
H4 VD D 0 B2 VD D 1 C2 VD D A D2 VD D T F2 A0 F1 A1 G2 A2 H1 A3 G1 A4
A(0) A(1) A(2) A(3) A(4)
C 424
C 423
B1 C1 A1 E2 D1 A8 B7 C8 D8 D7 E7 E8 F8 G5 H3
C 416
USB_D_PLUS
M EM O R Y
1 2
USB_D_M INUS
3
D
D GN D
VB US
D
D
6 5 4
CP_O EN CP_W EN CS_US B USB_RESET
U405 USB_IRQ N USB_NRW U P C 425 R 411 47K
A NT
JTAG _AN T SDS_TXD SDS_RXD JIG _O N VBAT CP_W EN CP_TCK CP_TM S CP_TDI CP_TDO RST
C S_O U T2
C S_O U T1
C S_O U T0
NC NC G ND C S_IN
1 SD I 2 SC K 3 SC N 4 R STB
PPI6 VD D PPI5 PPI4
56
12 11 10 9
R614
EAR_AUDIO _S W VC01_RESET EN_VC01_2.5
B O A R D _H O LE
78
USB_RESET USB_NRW UP RCV_SW _EN IRDA_EN
G5 G7 G1 G2 G3
G4
G6
C428 C426
2-4
XTAL1 XTAL2 D PPU D PLU S D M IN U S R DN W RN IO C SN R ESET SO FN SU SPN IR Q N PW U PN U SB R D SA
VSS0 VSS1 VSS2 VSSX1 VSSX2 VSSX3 VSSX4 VSSX5 VSSX6 VSSX7 VSSX8 VSSX9 VSS10 VSS11 VSST
U SB
22 2117 16 15 14 13
UP_SD I UP_SCLK XLATCH_C E RST
PPI0 PPI1 PPI2 PPI3
RX
JIG _O N
U406
JTAG TX
G ND
F_W E
TC K
VB A T
VCC D
TM S
Y A
TD I
B 2
TD O
1
TR ST
CP_W EN
DSP_TDO TR_RST DSP_TDI DSP_TM S DSP_TCK
TP2
D 11 XAG 3 E11 XAG 2 A11 XAG 1 B 11 XAG 0
5
CS_VC01
TP1
1
C410
TP5
F12 TD O F15 TR ST H 12 TD I G 12 TM S H 13 TC K
4
C409
XC P_D 0 XC P_D 1 XC P_D 2 XC P_D 3 XC P_D 4 XC P_D 5 XC P_D 6 XC P_D 7 XC P_D 8 XC P_D 9 XC P_D 10 XC P_D 11 XC P_D 12 XC P_D 13 XC P_D 14 XC P_D 15
3
VCCD
C408
A6 B5 F8 F7 C5 D6 E7 D5 C4 B4 B3 C1 C2 D2 D3 E3
D (0) D (1) D (2) D (3) D (4) D (5) D (6) D (7) D (8) D (9) D (10) D (11) D (12) D (13) D (14) D (15)
VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS
1 NC 2 NC
D(0:15)
C407
N 15 XPA 36_A 23_C S5N L13 XPA 35_A 22 L17 VD D H 14 XPA 32_C S0N
A(23)
D0 D1 D2 D3 D4 D5 D6 D7
G3 H6 B4 B8 C7 F7 G4 G6 G7 G8 H2 H5 H7 H8 E1 A3 B3 A4 A5 B5 A6 B6 A7
1 NC1 2 NC2
D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7)
SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams
3. Sim Part
* Test with Sim Phone can't access SIM card Yes No
Check the pin 1 of CN104. voltage 3V?
Check the circuit related to U101
Yes
Check the SIM connector's (CN104) connection to SIM card
No
Resolder or change CN104
Yes
Check the circuit around CN104 input circuitry
No
Check the related circuit of CN104
Yes Check the circuit around U401 output and voltage supply circuitty
No
Check the related circuit of U401 and U101
Yes END
2-5
SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams
VC _D (0:31)
VC_D(0) VC_D(1) VC_D(2) VC_D(3) VC_D(4) VC_D(5) VC_D(6) VC_D(7) VC_D(8) VC_D(9) VC_D(10) VC_D(11) VC_D(12) VC_D(13) VC_D(14) VC_D(15)
G1 F2 H2 G3 H4 E4 G5 E5 F1 G2 F3 H3 F4 H5 F5 G6
A3 VS S H1 VS S VS S H 6
I/O 0 I/O 1 I/O 2 I/O 3 I/O 4 I/O 5 I/O 6 I/O 7 I/O 8 I/O 9 I/O 10 I/O 11 I/O 12 I/O 13 I/O 14 I/O 15
C LE AL E _C E _R E _W E _W P R /B LO C K PR E
NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC NC
3 NC 4 NC 5 NC 6 NC 7 NC 8 NC 9 NC 10 NC 11 NC 12 NC 13 NC 14 NC 15 NC 16 NC 17 NC
R 325
B3 A2 A4 B2 A5 A1 A6 E6
VC _A(1) VC _A(2) VC _C S_N1 VC _nR E VC _nW E VC _nW P VC _R nB
B4 B5 B6 B1 C1 C2 C3 C4 C5 C6 D1 D2
A(1:2)
P1 R3 R2 T3 T2 R1 U2 U1
R 332
H3 H2 G1 J3 J2
D3 D4 D5 D6 E1 E2 E3 1 2
H1 F3 E1 F2 G3 G2 F1 K4 K3 J1 K1 L3 L2 L1 M2 M3 M4
C AM _M C L K Y0 Y1 Y2 Y3 Y4 Y5 Y6 Y7
VC 01_2.5
VC 01_2.5
R 334
B3 A3 C3 C2 C1 D3 D2 E3 E2 D1
VC 01_2.5
R 335
R 340
A5 B5 A7 B7 C6 C7 K 21 K 22 L19 Y6 AA6 V3 AB 5
R 341 R 342 R 344
K 20 K 19 J22
SD A SC K
C 306
R 337
VD D _C O R E
VD D _C O R E
S3
8 7 K K 2 1 A A
6 5 D D
R 339
G 4
Q 300 VC _C S_N 0 VC _C S_N 1 VC _C S_N 2
L400 C 307
A16 B6 H 22 N 19 U3 AA9 AA1 7 L4 W5
R 345
D 13 B 12
R 349 R 352
C 14 C 12 A4 A15 B4 B 15 C4
C AM _PC LK C AM _VR EF C S_VC 01 C AM _H R EF C AM _M C L K
R 356 R 622
C5 M 19 M 21 N4 P2 P3 V2 Y2 Y4 Y5 Y7 C 15 C 16 J21 AB 3 AB 6 AA5 AB 4 AB 8 Y8
VC _nW E VC _nR E
R 360 VC C D U 302 R 391
VD D _PC
16IN 1
IN 2
2 G ND
VC C 5
3 IN 0
VC 01_2.5
D 301
Y4
C 312
C 311
C 313
R 363
VC 01_R ESET
VC _nW E_LC D
R 361 R 362
VC 01_W R C P_O EN
O SC 300
10
R 364
4
3
1
2
1M
R 365
C 314
C 315
1 2
C 634
H A0 H A1 M DO 0 M DO 1 M DO 2 M DO 3 M DO 4 M DO 5 M DO 6 M DO 7 LC D _G 0 LC D _G 1 LC D _G 2 LC D _G 3 LC D _G 4 LC D _G 5
U 300
LC D _R 0 LC D _R 1 LC D _R 2 LC D _R 3 LC D _R 4 LC D _R 5
DQ M 0 DQ M 1 DQ M 2 DQ M 3
LC D _B 0 LC D _B 1 LC D _B 2 LC D _B 3 LC D _B 4 LC D _B 5
C O R E_VC TR L0 C O R E_VC TR L1 C O R E_VC TR L2 C O R E_C LO C K
VD D _C O R E 1 VD D _C O R E 2 VD D _C O R E 3 VD D _C O R E 4 VD D _C O R E 5 VD D _C O R E 6 VD D _C O R E 7 VD D _C O R E 8
VID _IN 0 VID _IN 1 VID _IN 2 VID _IN 3 VID _IN 4 VID _IN 5 VID _IN 6 VID _IN 7 VID _IN 8 VID _IN 9
VD D IO 1 VD D IO 2 VD D IO 3 VD D IO 4 VD D IO 5 VD D IO 6 VD D IO 7 VD D IO 8 VD D IO 9 VD D IO 10 VD D IO 11 VD D IO 12 VD D IO 13 VD D IO 14 VD D IO 15 VD D IO 16 VD D IO 17 VD D IO 18 VD D IO 19 VD D IO 20 VD D IO 21 VD D IO 22 VD D IO 23 VD D IO 24 VD D IO 25 VD D IO 26
SD A SC L SLV_C E_N SLV_SC L K SLV_SD I SLV_SD AO SD C S_N SD C K E SD C LK SM PS_ISEN S E SM PS_G ATE SM PS_R U N SM PS_FB C S_N 0 C S_N 1 C S_N 2 VD D _PC 1 VD D _PC 2 VD D _PC 3 VD D _PC 4 VD D _PC 5 VD D _PC 6 VD D _PC 7 VD D _PC 8 VD D _PC 9
G ND1 G ND2 G ND3 G ND4 G ND5 G ND6 G ND7 G ND8 G ND9 G N D 10 G N D 11 G N D 12 G N D 13 G N D 14 G N D 15 G N D 16 G N D 17 G N D 18 G N D 19 G N D 20 G N D 21 G N D 22 G N D 23 G N D 24 G N D 25 G N D 26 G N D 27 G N D 28 G N D 29 G N D 30 G N D 31 G N D 32 G N D 33 G N D 34 G N D 35 G N D 36 G N D 37 G N D 38 G N D 39 G N D 40
TXD 1 TXD 2 R XD 1 R XD 2 VC LK HRDY VSYN C H C E_N H SYN C M C LK W E_N O E_N M SEO _N 0 M CKO M SEO _N 1 B O O TSEL PW R _C O R E PO R ESET_N VD D _SM PS VO U T_PC H W R _N H R D _N RDY R ESET_N VD D _LIN R E G XIN XO U T XIN _32K XO U T_32K NC1 NC2
C AM _1.8 VC C D
VB AT
LC D _nR ESET _
2 4 8 10 12 14 16 18 20 22 24 26 28 30
2 4 6 8 10 12 14 16 18 20 22 24 26 28 30
M O T_3.3 M AIN _B L_O N
ZD 301
1 3 56 7 9 11 13 15 17 19 21 23 25 27 29 29
SVC _B LU E
VC _M _C O N W M 97_O N W M 97_SD ATA_IN W M 97_SD ATA_O U T W M 97_B IT_C LK W M 97_SYN C SU B _B L_O N EN _M M C C AM _O N VC _nW P SVC _R ED
R 315
VC _R nB C AM _EN B M M C _IN S
R 323
VC _SVC _G R EE N
R 321 R 397
M AIN _B L_O N AM P_E N M AIN _B L_D IM SU B _B L_D IM M M C _D O M M C _D I M M C _SC L K M M C _C S LC D _nR ESET LC D _O N VC 01_IN T W M 97_R ESETB
R 324
D7 D9 D 12 D 14 D 16
R 326
R 327
R 328
R 329
R 368 100K
R 367
R 373 100K
R 374 100K
R 330 R 366 100K 100K
0 0 0 0
R 616 R 617 R 618 R 619
VC 01_TC K VC 01_TD O VC 01_TD I VC 01_TM S
VD D _C O R E
C 304
C 305
E4 E19 G4 G 19 P4 P19 T4 T19 W 18 AA 3 AA 7 D5 J4 J19 V4 W7 W9 W 12 W 14 W 16 AB 7 A1 A2 A2 1 A2 2 B1 B2 B 21 B 22 D8 D 11 D 15 D 17 D 19 F4 F19 H4 H 19 R4 R 19 U4 U 19 W 17 W 19 AA 1 AA 2 AA 4 AA 8 AA21 AA22 D4 D6
VC 01_2.5
C 308
C 309
C 310
W4 W8 W 11 W 15 AB 1 AB 2 AB 21 AB 22 W6
C AM _2.5
C N 303 ZD 302
1 3 5 7 9 11 13 15 17 19 21 23 25 27
A6 B 16 P22 T1 Y9 J20 K2 AB 17
C SP_SVC _G R EEN
C AM _R ESET B
R 322 R 314
D 10 A1 0 B 10 C 10 D 22 E21
V1 W3 W2 W1
2
V_LED
C N 304 M LC D _C S_N 2 SLC D _C S_N 0 LC D _VC _A(1) LC D _D (7) LC D _D (6) LC D _D (5) LC D _D (4) LC D _D (3) LC D _D (2) LC D _D (1) LC D _D (0)
R 392
F21 F22 G 20 G 21 G 22 H 20 H 21 C9 A9
M1 TC K N1 TD O N2 TD I N3 TM S
LC D _LC LK LC D _O E LC D _FC LK LC D _PC LK
A 3
Y3 Y1 B8 C8 A8 B9 A1 1 B 11 C 11 A1 2 A1 3 B 13 C 13 A1 4 B 14 E22 F20
M 20 L22 L21 L20
VC _SVC _G R EEN
B Y G ND
100K 100K 100K 100K 100K
B 17 A17
G PIO 0 G PIO 1 G PIO 2 G PIO 3 G PIO 4 G PIO 5 G PIO 6 G PIO 7 G PIO 8 G PIO 9 G PIO 10 G PIO 11 G PIO 12 G PIO 13 G PIO 14 G PIO 15 G PIO 16 G PIO 17 G PIO 18 G PIO 19 G PIO 20 G PIO 21 G PIO 22 G PIO 23 G PIO 24 G PIO 25 G PIO 26 G PIO 27 G PIO 28 G PIO 29 G PIO 30 G PIO 31
Y21 Y20 AB 20 AA20 Y19 AA19 AB 19 Y18 AA18
1 VC C
SVC _G R EE N
100K 100K 100K
A(1) A(2)
B 20 A19 A20 B 19 D 18 C 18 B 18 A18 C 17
HD0 HD1 HD2 HD3 HD4 HD5 HD6 HD7 HD8 HD9 H D 10 H D 11 H D 12 H D 13 H D 14 H D 15
U 603 5
4
C 316
F6 VC C G4 VC C Q
E20 D 21 C 22 D 20 C 21 C 20 C 19
VC C D
R 319 R 310 R 311 R 312 R 313
U 301 C 300
VC_D(0:15)
D (0) D (1) D (2) D (3) D (4) D (5) D (6) D (7) D (8) D (9) D (10) D (11) D (12) D (13) D (14) D (15)
U 20 V22 V21 V20 W 22 V19 W 21 W 20 Y22
VC _D (0) VC _D (1) VC _D (2) VC _D (3) VC _D (4) VC _D (5) VC _D (6) VC _D (7) VC _D (8) VC _D (9) VC _D (10) VC _D (11) VC _D (12) VC _D (13) VC _D (14) VC _D (15)
R 316 R 317 R 318
AB 9
D (0:15)
M 22 N 22 N 21 N 20 P21 P20 R 22 R 21 R 20 T22 T21 T20 U 22 U 21
R 393
R 320
D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D 10 D 11 D 12 D 13 D 14 D 15 D 16 D 17 D 18 D 19 D 20 D 21 D 22 D 23 D 24 D 25 D 26 D 27 D 28 D 29 D 30 D 31
R 396
VC 01_2.5
A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 A22 A23 A24 A25
R 395
AB 18 Y17 Y16 AA1 6 AB 16 Y15 AA1 5 AB 15 Y14 AA1 4 AB 14 Y13 AB 13 AA1 3 W 13 AB 12 AA1 2 Y12 AB 11 AA1 1 Y11 Y10 AB 10 AA1 0 W 10
VC _A(1) VC _A(2)
M SPK M SPK + SVC _G SVC _R SVC _B LC D _O N LC D _R D _N LC D _W R _N SU B _B L_O N _ M AIN _B L_D IM SU B _B L_D IM
1 1 3 3 5 56 7 7 9 9 11 11 13 13 15 15 17 17 19 19
C VID _IN (0) C VID _IN (1) C VID _IN (2) C VID _IN (3) C VID _IN (4) C VID _IN (5) C VID _IN (6) C VID _IN (7)
2 2 4 4 6 8 10 12
8 10 12 14 16 18 20
C AM _M C LK C AM _PC LK C AM _H R E F C AM _VR E F SD A SC K
14 16 18 20
C AM _R ESETB C AM _EN B
R 331 C 301 1U F C 302
C 303
LC D _C O N
C A M _C O N F301 C N 305
K E Y _R O W (2)K K E Y _R O W (3)K K E Y _R O W (4)K K E Y _C O L(4)K
K E Y _C O L(3)K K E Y _C O L(2)K K E Y _C O L(1)K K E Y _C O L(0)K
R 376 R 379 R 383 R 386
K EY_C O L(3) K EY_C O L(2) K EY_C O L(1) K EY_C O L(0) H O LE_SW 1 H O LE_SW 2 H O LE_SW 3 H O LE_SW 4
K EY_C O L(4) K EY_R O W (0) K EY_R O W (1) K EY_R O W (2) K EY_R O W (3) K EY_R O W (4)
R 377 R 380 R 381 R 384 R 388 R 390
K E Y _C O L(4)J K E Y _R O W (0)J K E Y _R O W (1)J K E Y _R O W (2)J K E Y _R O W (3)J K E Y _R O W (4)J
2 2 4 4 6 6 8 8 10 10 12 12 14 14 16 16
1 1 3 3 5 5 7 7 9 9 11 11 13 13 15 15
O UT 8
2 IN
O UT 7
3 IN
O UT 6
Y1 Y0
4
IN
O _LE D G _LE D R _LED
3
1
SVC _G R EEN
2 K EY_R O W (2)K
3
SVC _R
K EY_R O W (0)J
7
6
1
K EY_R O W (2)J
7 5
2
1
K EY_R O W (3)K
5
2
SVC _R E D
8
2
K EY_R O W (4)K
Q 301
1 IN
O UT 8
C VID _IN (4)
Y5
2 IN
O UT 7
C VID _IN (5)
C VID _IN (1)
Y6
3 IN
O UT 6
C VID _IN (6)
O UT 5
C VID _IN (7)
Y7
C VID _IN (0)
4
IN
9
F303
VC _D (0)
1 IN
O UT 8
LC D _D (0)
VC _D (4)
1 IN
VC _D (1)
2 IN
O UT 7
LC D _D (1)
VC _D (5)
2 IN
3 IN
O UT 6
LC D _D (2)
VC _D (6)
VC _D (3)
4
IN
K EY_R O W (1)J
3
O _LED
1
4
O UT 5
LC D _D (3)
VC _D (7)
3 IN 4
IN
O UT 8
LC D _D (4)
O UT 7
LC D _D (5)
O UT 6
LC D _D (6)
O UT 5
LC D _D (7)
K EY_R O W (3)J 9
8 4
3
Y4
C VID _IN (2)
9
VC _D (2)
ZD 305 6
1
O UT 5
C VID _IN (3)
F302
SVC _G
ZD 303
K EY_R O W (1)K
1 IN
Y2
JO G _C O N K EY_C O N
Q 306
K EY_R O W (0)K
Y3
G ND
K E Y _R O W (1)K
2 2 4 4 6 6 8 8 10 10 12 12 14 14 16 16 18 18 20 20
G ND
K E Y _R O W (0)K
ZD 307
ZD 308
R 375 R 378 R 382 R 385 R 387 R 389
1 1 3 3 5 5 7 7 9 9 11 11 13 13 15 15 17 17 19 19
G ND
B _LE D
G ND
V_LED
C N 302 K EY_R O W (0) K EY_R O W (1) K EY_R O W (2) K EY_R O W (3) K EY_R O W (4) K EY_C O L(4) PW R _O N B AC K LIG H T1 M AIN M IC
F306
V_LE D
VC C D
9
K EY_R O W (4)J
SVC _B Q 307
ZD 309
1
F304
SVC _B LU E
7 2
K EY_C O L(3)K 4
3
3
G _LED 1
3
6
G _LE D
3
5
1
H O LE_SW 4
3
4
LED _B LU E 2
2
8
H O LE_SW 2
PW R _O N R _LE D
3
Q 303 1
LED _B LU E 3
2 Q 304 O _LE D
4
VC _C S_N 0
1 IN
O UT 8
SLC D _C S_N 0
VC _C S_N 2
2 IN
O UT 7
M LC D _C S_N 2
3 IN
O UT 6
LC D _R D _N
B _LED VC _nR E K EY_C O L(4)J
4
IN
9 Q 302
H O LE_SW 3
7 2
R _LED
VC _nW E_LC D
LED _B LU E 1
2 ZD 306 1
5
8
K EY_C O L(4)K B _LE D
H O LE_SW 1
6
3 1
LED _B LU E 4
2 Q 305
2-6
O UT 5
LC D _W R _N
VC _A(1) LC D _nR ESET SU B _B L_O N
O UT 8
LC D _VC _A(1)
2 IN
1 IN
O UT 7
LC D _nR ESET _
3 IN
O UT 6
4
IN
G ND
ZD 304
K EY_C O L(2)K 5
8
K EY_C O L(1)K
F305
2 6
1 7 2
G ND
K EY_C O L(0)K
3
9
O UT 5
SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams
4.Microphone Part * Call with Sim before testing.
MicroPhone does not work Yes No Check the soldered status of microphone
Resolder microphone
Yes No
Check the reference voltage on mic path C201 ≒ 2.0V
Resolder or change R203, C209, R204, R201, R200, C200
Yes No Check U501
Is microphone OK?
Yes END
2-7
SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams
5.Directional MIC Part * When you play MPEG file, if Audio is not active Directional MIC does not work Yes
Check MIC "+" terminal, Bias Voltage = 2.6V?
No
Resolder R249
Yes
No
Check pin21 of U200, Voltage = 1.76V?
Yes
Change directional MIC
2-8
Resolder C244
SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams
VC C D VC C D R 226 R 227 JAC K _IN C 233
C N 201
VC C A
C 203
14 13 12 11
R 203 R 204
EAR M IC R 209 L203
EAR _R EAR 1P EAR _L
R 211 4
C 201
R 201
1 2 3 4 5 6 7 8 9 10
6
M AIN M IC
5
M IC IN M IC O U T
1 2 3 4 5 6 15 G 7 8 16 G 9 17 G 10 18 G GG G G
C 200
R 200
R 251 C 635 R255
R232
C 237
C 238
R 247 2
1
8
7
R 252 3
C 209
C 210
R 253
ZD 200 EAR _SW ITC H R 254
R 207
VC C D
R 208 C 215
AU XIN
EAR M IC
R 210 H PO U TR
AU XO U T
C 243 EAR _R
C 221 VC C D
VC C A
AO U TB P
R 221
3
H PG N D
4
EAR 1P
V+
4S2
12
D4
U 204 1S2
4S1
1-2IN
3-4IN
2S1
3S2
EAR _L
11
H PO U TL
10
R 240
EAR _AU D IO _SW
9
D2 5
6
7
M AIN M IC
D3
2
3S1
1
AO U TB P
1
NC NC
G ND
EAR _SW ITC H 3
2
15 14 13 D1
G ND 21 22
2S2
R 218 Q 201
1S1
17 16 R 217
8
AO U TB N
D AC _M IC R 250
W M _3.3A
VC C D
R 219 C 202
R 202
EAR M IC
VB AT
R 214
R 215
R 216 AM P_EN
AM P_IN C 223
C 204
U 201
C 225
C 214 AM P_IN
R 220 C 227
1 _SH U T
B VO - 8
2 NC
GND 7
3 +IN
VD D 6
4 -IN
VO + 5
R 222
L201 M SPK-
L202 M SPK+
91 0 1112
D NC
D NC
D NC
VR EF
VR E FO U T
D NC
C A P2
D NC
C X3D 2
C X3D 1
U 200
C ID 0 H SD ET EAPD SPD IF
49 G ND 50 G ND 51 G ND 52 G ND
N C 53 54 NC 1
4
23
5
6
7
8
9
PC B E EP
47
SPEN /I2S
R E SETB
46
48
CDR PW R U P/LR C
SYN C
45
AG N D
DVDD 2
44
R 245
M IC 1
SD A TA IN
43
M IC 2 H PO U TR
DG N D 2
42
LIN EIN L
B ITC LK
41
LIN EIN R
H PG N D
SD A TA O U T
L205
H PO U TR
H PO U TL
LIN EO U TL
AVD D 2 39 40
C 220
DVDD 1
H PG N D
XTLIN
L204
DG N D 1
37 38 C 217 H PO U TL
LIN EO U TR
M O NO O UT
C 229
C 228
36 35 34 33 32 31 30 29 28 27 26 25
C 212
XTLO U T
C 211
C 222 100U F
C 224
C 207
G ND
C 206
G ND
C 208
G ND
C 213
R 206
G ND
C 205 R 205 W M _3.3A
24 23 22
R 212
C 219 C 244
D AC _M IC
21 20 M IC
C D G N D 19 18 CDL 17 DNC 16 DNC 15 DNC 14 DNC 13 PH O N E
R 249
W M _3.3A
VC C D
U 202 C 226 R 228 AO U TAN
10 11 12
M SPKC 245
R 229
1
R 230
2 3
W M _2.8D
4
NC1 CO M 1 IN 2 G ND
V+ IN 1 CO M 2 NC2
8 7
R 231 R 233
6 5
R 225 C 230
C 231
C 241
C 232
4 1
3 2
W M 97_R ESETB W M 97_SYN C
C 234
C 235
W M 97_SD ATA_IN W M 97_B IT_C LK W M 97_SD ATA_O U T
2-9
M SPK+ AO U TAP
R 224
O SC 201
R C V_SW _EN
R 234
R 235
SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams
6. Speaker Part * Call before testing. Receiver does not work
Check the soldered status of Speaker
No
Resolder Speaker
Yes
No
Check the pin 7 of U202 "High"?
Check U202 and the audio path of U501
Yes
Is Speaker working?
No Check the path from U501 to CN304
Yes
Is Speaker working ?
No
Yes END
2-10
Change Speaker
SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams
7. Key Data Input
Check the Initial Operation
Replace or Adjust
Check the Keypad & Dome Sheet
the Keypad & Dome Sheet
Yes
Check soldered status of CN302 and connecting status between KEY-FPCB and PBA
No
Resolder CN302 or change FPCB
Yes
When "#"pad pressed, Pin 11 of CN302=2.8V(high)?
No
Yes END
2-11
Check U401
SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams
D SP_AB(0:8)
D SP_D B(0:15)
U 502 6
1
2 VC C D
D SP_AB(0) D SP_AB(1) D SP_AB(2) D SP_AB(3) D SP_AB(4) D SP_AB(5) D SP_AB(6) D SP_AB(7) D SP_AB(8)
P5 N4 N3 P2 P1 N1 M2 L2 K1
AB0 AB1 AB2 AB3 AB4 AB5 AB6 AB7 AB8
D SP_D B(0) D SP_D B(1) D SP_D B(2) D SP_D B(3) D SP_D B(4) D SP_D B(5) D SP_D B(6) D SP_D B(7) D SP_D B(8) D SP_D B(9) D SP_D B(10) D SP_D B(11) D SP_D B(12) D SP_D B(13) D SP_D B(14) D SP_D B(15)
J2 H2 J5 J1 H3 G3 F5 G2 F2 E2 D2 D4 E1 E4 C2 B1
D B0 D B1 D B2 D B3 D B4 D B5 D B6 D B7 D B8 D B9 D B10 D B11 D B12 D B13 D B14 D B15
5
4
D SP_R W N D SP_IO R ST
3
G SM _TX_EN
K4 K2 A10
RW N IO R ESETN
P10 N 10 N9 N8
TM S TD I TC K TD O
R FO VL TXP TXIP TXIN TXQ P TXQ N R XIP R XIN R XQ P R XQ N
XO EN A
U 503
R 507 R 502
6
1
TX_EN SI_EN 2
VC C D 5 VC C D 4
3
LED _BLU E3 C SP_SVC _G R EEN LED _BLU E4 TX_BAN D _SEL
L5 L4
C IN TR D IN TR
B4 A5 B5 B6 B7 D5 A6 E6 C7 C8 A9 E9
O C TL0 O C TL1 O C TL2 O C TL3 O C TL4 O C TL5 O C TL6 O C TL7 O C TL8 O C TL9 O C TL10 O C TL11
F1 P6 A1
D C S_TX_EN C 508 C 509
U 504 1
6
2
C 510
C 511
K5 K6 E5 E7 E8 E10 G5 G 10 H5 H 10 K8 K 10
SER C LK SER D AT SER LE
TXPO W ER C 501
N6 J14 J10
TXIP TXIN TXQ P TXQ N R XIP R XIN R XQ P R XQ N
H 12 H 13 J13 L11 M 13 N 14 P14
D 11 VR EG A13 M IC IN B12 M IC O U T
M IC IN M IC O U T
A14 AU XIN B14 AU XO U T
AU XIN AU XO U T
AO U TAP F13 G 13 D 13
AO U TAN AO U TBP AO U TBN
MC AFC XO EN A XO EN AQ XTALA XTALB
C 504 C P_IN T D SP_IN T
R 501
K9 SER C K M8 SER D A P9 SER LE1 M7 SER LE2
R EFC
AO U TAP AO U TAN AO U TBP AO U TBN
E14 K7 G 12 N7 N5
C 502
C 503
C LK 13M _C SP AFC XO EN A XO EN AQ
N 12 N 11
C LK 32K
C 13 B11
VXVC M R AR EF1 R AR EF2
K 14 L13
B8 D AID O B9 D AID I B10 D AIC K D AIR N D 10 UC UC G NDB VD D B
VD D 1 VD D 2 VD D 3
VD D C G NDC
VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS
VD D A G NDA VD D D G NDD NC NC
B3 A2
C 505
C 506 C 507
D AID O D AID I D AIC K D AIR N VC C A
VC C D
K 11 K 13 F14 F10
R 503
R 504
E13 E11 P13 L10
C 512
C 513
C 514
C 516
1 2
VC C D 5
U 501 4
3
PC S_R X_EN R 506
C 515
2-12
R 505
SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams
8. LCD backlight
Backlight does not work
No
Backlight "ON" mode in the menu?
Select backlight "ON" mode
Yes
Check conecting between PBA and LCD conector
No
Check FPCB
Yes No
Check CN304 pin 28= "high"?
Yes END
2-13
Check the LCD
SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams
9. GSM Receiver
CONTINOUS RX ON RF INPUT : 62CH AMP : -50dbm
Normal condition catch the channel ?
No
Check
ANT1, C615
Yes Check F601 pin 1 ≥ -65 dbm ?
No
Resolder or change C629
Yes
Check F601 pin 12,13 ≥ -65 dbm ?
No
Resolder or change F601
No
Resolder or change C605, C606, L602
No
Resolder or change U101 pin 39, C110,R600
Yes
Check U600 pin 20,21 ≥ -65dBm ? Yes
Check U600 pin 9, 26 = 2.8V
Yes Resolder or change U501
2-14
SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams
VR F
C 600 R 600
G SM _PA M _IN 13M H Z_SI D PC S_PA M _IN
R FO D
R FO G
XEN
D IA G1
D IA G2
XO U T
GND
35 G ND 36 G ND
R XQ P
R XQ P
28 27 26 25 24 23 22
G ND VD D G ND G ND G ND
34 33 32 31 30 29
R FIG N
TXQ N
7
20
L602
C 606
19
TXIP
R FIPN
TXIN
R FIPP
TXQ P TXQ N 8
GND
C 607 17 L603
16
C 608
15 F602
SD I
6
SC LK
5
C 605 21
18 R FIDP
_SEN
4
R FIDN
R XIN
VD D
TXIP TXIN TXQ P
U 600
R XIP
SD O
3
R FIG P
_PD N
2
R XIP R XIN
R XQ N
XIN
1
R XQ N
C 609 4
9 10 11 12 13 14 L604
O U T1
2
IN 6 O U T2 G3 G2 G1 5 3 1
C 610
C LK 13M _R F C 611
SI_EN
C N 601
23 24 25 26 27 28 29 33 36 44 38 NC NC NC NC NC NC NC NC NC NC NC
VB A TT
G SM 850/900IN
VB A TT
48 R 608
NC NC NC NC NC NC NC NC NC NC NC NC
3 8 9 10 11 12 13 14 15 16 17 22
L607
R 607
G SM 850/900O U T D C S/PC SO U T
46 VC C 1G SM
GND
1
GND G SM IN TER G N D GND
R 609 37
D PC S_PA M _IN R 610
6
C 633
C 619
31
47 G N D 1G SM
C 620 4 5 L606
7
C 621
30 D C S/PC SIN
GND
U 601
R 611
32 GND 34 GND
40
TX_B A N D _SEL
GND B A N D SEL GND
2
C 624
49 50 51 52
GND GND
VC C 1
VC C 2D C S/PC S
VC C 3D C S/PC S
VC C O U T
C 622
VR A M P
VC C O U T
C 623
45
VC C 3G SM
R 612 TXPO W ER
GND
TXEN A B LE
VC C 2G SM
41
TX_EN
GND
53 54
18 19 20 21 35 39
C 625
C 626
C 627
C 628
C 601
R 601
C 603
R 602
C 602
C LK 13M _TR
13M H Z_SI
C LK 13M _C SP
VR F
R 603
O SC 600
R 604 1
A FC
VC C
4
VT 2
C632
OUT 3 GND
TC XO (13M H z)
2-15
R 605 C LK 13M _R F
C 613
C 612
1 G
3 C
2 A
6 G G SM _TX_EN D C S_TX_EN PC S_R X_EN
G SM _PA M _IN
5 G G 4
L600 C 630
C 616 C 617
43 42
C 615
1
14 7 2
C 629 L608
VB A T
R 606
A N T1 1 1 2 2
JTA G _A N T
6 4 9 5 3
EG SM _TX
G G G D C S/PC S_TX EG SM _R X_2 EG SM _R X_1 D C S_R X_2 VC 3 D C S_R X_1 VC 2 PCS_R X VC 1 AN T
13 12 11 10 8
F601
SER LE SER C LK SER D A T
L601
SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams
10. DCS Receiver
CONTINOUS RX ON RF INPUT : 698CH AMP : -50dbm
Normal condition catch the channel ?
No
Check
ANT1, C615
Yes Check F601 pin 1 ≥ -65 dbm ?
No
Resolder or change C629
Yes
Check F601 pin 10,11 ≥ -65 dbm ?
No
Resolder or change F601
No
Resolder or change C607, C608, L603
No
Resolder or change U101 pin 39, C110, R600
Yes
Check U600 pin 18, 19 ≥ -65dBm ? Yes
Check U600 pin 9, 26 = 2.8V
Yes Resolder or change U501
2-16
SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams
11. PCS Receiver CONTINOUS RX ON RF INPUT : 660CH AMP : -50dbm
Normal condition catch the channel ?
No
Check
ANT1, C615
Yes Check F601 pin 1 ≥ -65 dbm ?
No
Resolder or change C629
Yes
Check F601 pin 8 ≥ -65 dbm ?
No
Resolder or change F601
No
Resolder or change C609, C610, L604, F602
No
Resolder or change U101 pin 39, C110
Yes
Check U600 pin 16,17 ≥ -65dBm ? Yes
Check U600 pin 9, 26 = 2.8V
Yes Resolder or change U501
2-17
SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams
12. GSM Transmitter
CONTINUS TX ON CONDITION
Check F601 pin 3 : 2.8V ?
Check F601 pin 4 : about 2~3 dbm?
No
Check and change U501,U502
Yes
Yes Check and change CN601, C629
No
TX POWER DAC : 554 CODE APPLIED CH : 62ch RBW : 100KHz VBW : 100KHz SPAN : 10MHz REF LEV : 10dBm ATT : 20dB
U601 pin6 : about 4~5dbm? Yes F601 check & change
U601 pin 43,42 : 3.7V ?
No
Battery, U101 check & change
Yes U601 pin 45 : 1.2V ?
No
U501 check
Yes U601 pin 48 : about -5dbm?
No
Yes U601 pin41 : 3V ?
No
U501 check
Yes
U600 pin 9, 26 :2.8V ?
U601 change or resolder
Yes U600 change or resolder
2-18
No
U101 pin39, C110,R600 change or resolder
SGH-P730 Flow Chart of Troubleshooting and Circuit Diagrams
12. DCS/PCS Transmitter CONTINUS TX ON CONDITION
Check F601 pin 6 : about 2~3 dbm?
No
No
Check F601 pin 5,9 : 2.8V ?
Check and change U501,U503, U504
Yes
Yes Check and change CN601, C629
No
TX POWER DAC : 560 CODE APPLIED CH : 698CH(DCS), 660CH(PCS) RBW : 100KHz VBW : 100KHz SPAN : 10MHz REF LEV : 10dBm ATT : 20dB
U601 pin31 : about 4~5dbm? Yes F601 check & change
U601 pin 43,42 : 3.7V ?
No
Battery, U101 check & change
Yes U601 pin 45 : 1.2V ?
No
U501 check
Yes U601 pin 48 : about -5dbm?
No
Yes U601 pin41 : 3V ?
No
U501 check
Yes
U600 pin 9, 26 :2.8V ?
U601 change or resolder
Yes U600 change or resolder
2-19
No
U101 pin39, C110, R600 change or resolder
3. SGH-P730 Exploded View and its Parts list 1. Cellular phone Exploded View
3-1
SGH-P730 Exploded view and its Part list
2. Cellular phone Parts list Location NO.
Description
SEC CODE
QWD02
SUB WINDOW
GH72-13688A
QFU01
F/UPPER ASSY
GH75-04670A
QFB01
SUB LCD BRACKET
GH75-05019A
QSP01
SPEAKER
3001-001627
QMO02
MOTOR
3101-001371
QFL01
SUB F/LOWER
GH75-05018A
QMW02
MAIN WINDOW
GH72-13691A
QSC16
FOLDER CAP TOP
GH75-03273A
QLC01
LCD SUB
GH07-00544A
QLC38
LCD
GH07-00360A
QMI01
MICROPHONE
GH30-00114A
QCR05
SCREW
6001-001478
QSC18
FOLDER CAP BUTTOM
GH75-03274A
QCK01
CAMERA KEY
GH75-03009A
QHI03
HINGE HOUSING
GH75-04213A
QFR01
SUB FRONT COVER ASSY
GH75-04668A
QVO01
VOLUME KEY
GH75-03008A
QME03
UNIT JOG KEY
GH59-01354A
QCA01
UNIT CAMERA
GH59-01362A
QCR08
SCREW
6001-001456
QKP01
KEYPAD
GH75-04674A
QSH01
REAR SHIELD
GH71-03329A
QME01
UNIT KEYPAD
GH59-01355A
QMP01
MAIN PBA
GH92-01636A
QAN01
ANTENNA
GH42-00402A
QRE01
SUB REAR COVER ASSY
GH75-04669A
QCR09
SCREW
6001-001670
QSC13
REAR HOLE CAP
GH75-03914A
QRF01
RF COVER
GH72-12347A
QBA03
BATTERY 1100MAH
GH43-01293A
QBA19
BATTERY 800MAH
GH43-01292A
QGI01
MMC DOOR
GH75-05194A
QGI02
MMC COVER
GH75-05629A
QCW01
SUB CAMERA WINDOW
GH75-04333B
3-2
Remark
SGH-P730 Exploded view and its Part list
3. Test Jig (GH80-00865A)
3-1. RF Test Cable (GH39-00090A)
3-2. Test Cable (GH39-00324A)
3-3. Serial Cable
3-4. Power Supply Cable
3-5. DATA CABLE (GH39-00279A)
3-6. TA (GH44-00701A)
3-3
4. SGH-P730 MAIN Electrical Parts List Design LOC ZD105 D301 ZD101,ZD102,ZD103 ZD104,ZD200,ZD303 ZD304,ZD305,ZD306 ZD309 Q101,Q102,Q301,Q302 Q303,Q304,Q305,Q306 Q307 U502,U503,U504 Q300 LED101 U403,U603 U302 U202 U204 U301 U400 U601 U201 U107 U602 U103 U101 U105,U106 U102 U405 U501 U300 U200 U600 U402 D101,D102 ZD301,ZD302,ZD307 ZD308 ZD310 R334,R335 R324,R605 R375,R376,R378,R379 R380,R381,R382,R383
SEC Code 0403-001387 0404-001172 0406-001190 0406-001190 0406-001190 0406-001190 0504-000168 0504-000168 0504-000168 0504-001042 0505-001770 0604-001261 0801-000796 0801-002866 1001-001161 1001-001253 1107-001455 1109-001281 1201-002075 1201-002103 1203-001256 1203-001518 1203-002113 1203-002902 1203-003169 1203-003322 1204-001915 1204-001984 1204-002169 1205-002364 1205-002433 1209-001219 1405-001018 1405-001082 1405-001082 2007-000102 2007-000137 2007-000138 2007-000139 2007-000139
Design LOC C123,C124,C125,C126 C127,C501,C502,C603 C131,C132,C138,C144 C146,C245,C309,C403 C407,C408,C409,C410 C413,C422,C425,C509 C510,C511,C512,C513 C514,C516,C602,C611 C612,C613,C616,C626 C632,C634 C314,C315,C600 C418,C419 C503 C423,C424 C601 C221,C223,C624,C627 C628 C633 C234,C235 C623 C401,C615 C100,C104,C105,C504 C508,C515,C622 C142,C203 C316,C625,C629 C225,C227 C313 C607,C608 C609,C610 C402 C102 C119 C605,C606 C428 C103,C202,C204,C205 C212,C214,C226,C231 C232,C241,C243,C300 C308,C310,C311,C312 C400,C404,C405,C406 C420,C507 4-1
SEC Code 2203-000233 2203-000233 2203-000254 2203-000254 2203-000254 2203-000254 2203-000254 2203-000254 2203-000254 2203-000254 2203-000278 2203-000330 2203-000311 2203-000386 2203-000425 2203-000438 2203-000438 2203-000466 2203-000628 2203-000654 2203-000679 2203-000812 2203-000812 2203-000940 2203-000995 2203-001210 2203-001239 2203-001383 2203-001385 2203-001405 2203-001598 2203-001652 2203-002677 2203-005056 2203-005061 2203-005061 2203-005061 2203-005061 2203-005061 2203-005061
SCH- P730 MAIN Electrical Parts List
Design LOC R384,R385,R386,R387 R388,R389,R390 R106,R107,R110,R112 R113,R114,R115,R116 R119,R120,R155,R162 R163,R314,R315,R321 R415,R419,R430,R431 R203,R207,R249,R601 R332,R349,R352 R501 R160,R200,R208,R216 R225,R227,R604 R102,R103,R104,R105 R131,R147,R402,R403 R405,R411 R201,R210 C303,R126,R127,R128 R129,R141,R130,R228 R256,R310,R311,R312 R313,R316,R317,R318 R319,R325,R326,R327 R329,R330,R366,R367 R368,R373,R374,R408 U607 R364,R404 R121,R134,R142,R144 R150,R151,R157,R158 R159,R161,R164,R206 R214,R224,R230,R231 R232,R233,R240,R247 R251,R252,R253,R255 R320,R322,R323,R339 R340,R341,R342,R344 R345,R356,R361,R362 R365,R377,R393,R394 R395,R396,R397,R401 R417,R418,R505,R506 R600,R615,R616,R617 R618,R619 R212,R229,R234,R363
SEC Code 2007-000139 2007-000139 2007-000140 2007-000140 2007-000140 2007-000140 2007-000140 2007-000141 2007-000143 2007-000144 2007-000148 2007-000148 2007-000157 2007-000157 2007-000157 2007-000160 2007-000162 2007-000162 2007-000162 2007-000162 2007-000162 2007-000162 2007-000162 2007-000162 2007-000170 2007-000171 2007-000171 2007-000171 2007-000171 2007-000171 2007-000171 2007-000171 2007-000171 2007-000171 2007-000171 2007-000171 2007-000171 2007-000171 2007-000171 2007-000172
Design LOC C130,C134,C140,C141 C145,C200,C215,C506 C631 C111 C426 C620 C113 C412 C213 C101,C416,C421 C304,C305,C411,C414 C505 C233 C137 C106,C107,C108,C109 C110,C115,C116,C117 C219,C224,C228,C229 C244,C301,U610 C143 C118,C128,C129,C206 C207,C208,C211,C230 C112,C209,C307,C617 C306 C217,C220,C222 L201,L202 L606 L607 L601 L600 L203,R209,R211,R250 L400 L602 L603 L604 OSC402 OSC201,OSC300 OSC401 OSC600 F301,F302,F303,F304 F305,F306 4-2
SEC Code 2203-005065 2203-005065 2203-005065 2203-005148 2203-005234 2203-005446 2203-005450 2203-005480 2203-005481 2203-005482 2203-005496 2203-005496 2203-005503 2203-005571 2203-006053 2203-006053 2203-006093 2203-006093 2203-006208 2404-001105 2404-001105 2404-001151 2404-001162 2404-001348 2703-000275 2703-001747 2703-001748 2703-001990 2703-002198 2703-002320 2703-002524 2703-002602 2703-002603 2703-002636 2801-003856 2801-004225 2801-004318 2809-001260 2901-001260 2901-001260
SCH- P730 MAIN Electrical Parts List
Design LOC R400 L204,L205 R122 R204,R360 R606,R609 R202 R602 R603 R132,R133 R607,R608,R610,R611 R612 R123 R406 R503,R504 R407,R409 R220,R222 R337 C114,C120,C121,C122
SEC Code 2007-000172 2007-000173 2007-000758 2007-001119 2007-001288 2007-001323 2007-002797 2007-003001 2007-003022 2007-007008 2007-007107 2007-007137 2007-007142 2007-007200 2007-007308 2007-008275 2007-008748 2203-000233
Design LOC F602 F601 CN601 CN104 CN102 CN305 CN100 CN101 CN304 CN303 CN302 CN103 CN201 BATT1 U406 U401 U404 ANT1
4-3
SEC Code 2904-001410 2909-001208 3705-001255 3709-001298 3709-001316 3710-001950 3710-002120 3711-004230 3711-005229 3711-005285 3711-005345 3711-005732 3722-002082 4302-001130 GH09-00022A GH09-00025A GH13-00022A GH71-03941A
5. SGH-P730 Block Diagrams 1. RF Solution Block Diagram
5-1
SGH-P730 Block Diagrams
2. Base Band Solution Block Diagram POWER
X-TAL
(DC/DC,CHARGER,
13MHz
SIM)
GPRS TRIDENT ACC DSP16000 RS232 PPI (Programmable Peripheral I/O) ARM7TDMI
GPIO
X-TAL 32.768KHz ARM
IO RWN AB[8:0] DB[15:0] INT1 IRQx PAx RSTB
DSPJTAG
RTC EMI
JTAG/ICE
CSP1093 IO RWN AB[8:0] DB[15:0] INT1 IRQx PAx RSTB
TXI/Q RX I/Q TXP SERCK SERLE SERDA OCTL DAICK DAIRN DAIDO DAIDI
JTAG
LCD KEYBOARD
JTAG/ICE
DAI
TXIP TXIN TXQP TXQN RXIP RXIN RXQP RXQN SERCK SERLE SERDA RFOVL TXP OCTL
RF SOLUTION -
RF IC PAM MAIN VCO TX VCO IF VCO
Audio Part
Audio FLASH ROM (256M)
SRAM (64M)
Keypad
LCD
DATA BUS
VC01
DATA BUS
Memory part CM_CLK
X-TAL 24.576MHz
PCLK VSYNC HSYNC
USB
USS820FD
X-TAL 12MHz
MMC Card 5-2
CAMERA MODULE 1MEGA PIXEL
SGH-P730 Block Diagrams
3. AUDIO PART
5-3
G7 G1
C 301
U 610R 142
R 255 R 232 R 209 L203 C 246 R 211 R 256 R 247 C 635
C 428
C N 303
F305 F301 F306 C 101
C 106 C 110 C 109 C 115 C 108 R 120C 100
C 107
G4
C 111 R 122Q 102
R 618C 123
R 384R 380R 381 R 388 Q 305R 377 R 390 R 157 R 129 R 158 R 126 R 159
C 622 C 623 C 628
C 147 R 123C 402 C 114
6-1
U 603
C 104 C 105 R 417
D AIR NXO EN AQ
D AIC K
C 631
C N 102
C 307 U 105 L400CC137 134
Q 101 R 147
C 146
C 127R 118R 121 C 126R 105R 119 C 125R 104R 117 C 124R 103R 116 R 131R 102R 115
R 114D 101
ZD 309
ZD 105
C N 103
R 385 R 382
G5
G3
R 387
C N 302
U 607 R 378 R 130 C 138 R 415 R 128 R 160 R 161R 383R 386R 376C 113 R 127R 379 R 375 D 102
U 602C 145
U 609C 119 R 132 R 133
LED 101R 389
C 112
R 134
C 118
C 619L607C 633C 624R 607
ZD 104
R 156 C 103
C 102
D AID OD AID I
C N 104
C 616
C 617
R 606 R 608 R 612
C 615
AN T
ZD 308 ZD 307
R 617 C 122 C 121 R 619 C 120 R 616
R 397R 410
BATT1
R 611 R 609 R 610
C 621C 620L606C 627
R 164
R 315
R 314
Q 306Q 304
Q 307Q 301Q 302Q 303
ZD 302ZD 301
C 625 C 626
C N 305
U 601
R 125C 116C 117
F302F303F304 C 303R 331 C 302
C N 304
U 101
ZD 310
G2
C N 601
C 426
L601 L600
M IC
C N 201 R 620
G6
6. SGH-P730 PCB Diagrams
1. Main PCB Top Diagram
C N 101
SGH-P730 PCB Diagrams
2. Main PCB Bottom Diagram
L608 C 629C 630
ZD 304ZD 305
C 241R 235
R 252 R 229 C 228 R 230U 202 R 234 C 229 R 233 R 228 R 231
R 140
C 244 C 219 R 212
U 200
U 102
R 257
6-2
C 207C 208
C 220 C 217
R 250
R 249
C 206 C 211
C 226C 205R 202 C 214R 205 C 204 C 213R 206
C 132
R 227 R 240 R 226 C 233
U 301
R 339 R 341 R 342 R 332
L205 R 245 L204 C 212
C 202
O SC 300
R 615
C 309 C 308 C 310 C 131
R 320C 300 R 325R 328 R 365R 345 C 315R 340 R 364C 634 R 394R 396R 392R 395C 314R 363
U 300
R 337
C 128 C 129
R 253
O SC 201 C 234
C 235C 245
C 230
R 254
C 141
C 222
F602
C 609 L604C 610
R 251
U 201
L201 L202
F601
L602L603
U 600
O SC 600
R 150 R 151
Q 300
R 406R 367R 374R 216R 219 C 313C 144R 144C 223 R 391 C 225 R 360 R 220 D 301 U 106R 222 C 227 C 224 R 215 U 302 R 214R 373 R 153 R 225 C 232 C 231 R 224
C 140
C 418
O SC 402 C 306
R 430 C 401 C 403 C 414
C 605 C 606 C 607 C 608
C 632R 605C 611
R 404R 418
C 400
U 401
C 600 R 603 C 613 C 612 R 604
C 410
C 419
C 427R 329
C 406 C 412 C 413
U 403
R 141
U 103
U 502
U 402
R 362
R 400 R 407 C 404 R 409 ZD 102 C 420 C 405 R 402C 316 R 319R 324R 344 C 416 ZD 103 R 356R 323 C 417R 349R 327 R 113 R 361R 368C 312 R 112 R 321R 330C 311 R 155 R 110 R 326R 352R 366 R 322R 311R 313 R 107 R 312R 310 R 106 R 316R 317 R 393C 304 R 318C 305 R 334R 335 C 130 R 622
U 503
C 411 R 419 R 431
U 400
C 409C 515C 513R 503C 508C 504C 516
U 406
C 603R 602C 602 C 601R 601R 600
U 504
U 501
C 505R 210 C 221C 503
C 506
C 510 C 408 R 614 C 407 R 401R 408 R 403R 405
C 415
R 163
C N 100
ZD 101
R 221 R 217Q 201 C 201 R 203
U 404
R 162C 425
U 405
C 512C 514R 504R 507 R 501C 501 C 507C 509
R 208 R 218C 502 R 200R 201 C 210 C 200 C 203R 502 R 204
C 511
C 143C 142
C 423
C 209
ZD 303 ZD 306
C 421 C 422
O SC 401
TP5
TP4
TP3 TP2
TP1
U 107
R 505 R 207C 215 R 506
R 411
C 424
ZD 200
C 238 C 243
U 204 C 237
This Service Manual is a property of Samsung Electronics Co.,Ltd. Any unauthorized use of Manual can be punished under applicable International and/or domestic law.
ⓒ Samsung Electronics Co.,Ltd. Oct. 2004 Printed in Korea. Code No.: GH68-05424A BASIC.
