M9J Troubleshooting Guide

U10 Control card reader. U36 Flash controller. U7 LAN CHIP. U9 Transformer. U15. AZALIA. U18 Refresh CHIP. U34 U35 U37 U38. FLASH CHIP. U32 Audio ...
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P701 Troubleshooting Guide

Block Diagram

AC/DC block flow START

• G3ÆS4/S5 • DC mode,has no VSUS power (to save power) • AC mode,has VSUS power

0 0

0

W ait VSUS_GD=1

1 PM _PW RBTN# -> 1 Delay 20m s PM _RSM RST# -> 1

end

1

1 VSUS_ON -> 0 PM _RSM RST# -> 0

VSUS_ON -> 1 Delay 5m s

• PS:the VSUS power almost likes the VSB power

VSUS_ON

AC_IN#

end

end

AC mode Sequence NB NB

20.H_CPU_RST#

_P W

RG D

16.VRM_PWRGD

SB SB

5.VSUS_ON

12.PM_SUSB#

11.PM_SUSC#

10.PWRBTN#

8.PM_RSMRST#

1.RTCRST#

4.+3V A

APM7120 APM7120 6.+3 VS S

17.PM_PWROK

RTC RTC BAT BAT

MAX8724 MAX8724 3.AC_BAT_SYS

18 .H

2.A/D_DOCK_I N

19.PLT_RST#

CP CP UU

9.PWR_SW# 7.VSUS_GD 4.AC_OK=1

Vcore Vcore controlle controlle rr

16.VRM_PWRGD

EC EC KB3110 KB3110

13.SUSC_ON 14.SUSB_ON 15.CPU_VRON (55ms)

MEMORY MEMORY POWER(+1.8V,0.9V) POWER(+1.8V,0.9V) OTHER MAIN POWER(+1.5V,+1.05V

OTHER MAIN POWER(+1.5V,+1.05V OTHER MAIN POWER(+1.5V,+1.05V etc.) etc.)

US /+5 VS U

Battery mode Sequence NB NB

20.H_CPU_RST#

_P W

RG D

16.VRM_PWRGD

SB SB

6.VSUS_ON

12.PM_SUSB#

11.PM_SUSC#

10.PWRBTN#

9.PM_RSMRST#

1.RTCRST#

17.PM_PWROK

RTC RTC BAT BAT

MAX8724 MAX8724 3.AC_BAT_SYS

18 .H

2.BAT_CON

19.PLT_RST#

CP CP UU

APM7120 APM7120 7.+3

4.+3V A

VS US /+5 VS US

5.PWR_SW# 8.VSUS_GD

4.AC_OK=0

Vcore Vcore controlle controlle rr

EC EC KB3110 KB3110 16.VRM_PWRGD

13.SUSC_ON 14.SUSB_ON 15.CPU_VRON (55ms)

MEMORY MEMORY POWER(+1.8V,0.9V) POWER(+1.8V,0.9V) OTHER MAIN POWER(+1.5V,+1.05V

OTHER MAIN POWER(+1.5V,+1.05V OTHER MAIN POWER(+1.5V,+1.05V etc.) etc.)

TSICT Voltage Measure -TOP

TSICT Voltage Measure -BOTTOM

Visual Inspection –TOP1 BAT CON

DEBUG CON

TP_L

TP_R

MIC CON

BTOB CON

MIC_JACK SD/MMC Card Reader CON KB CON

TOUCH PAD

LCD CON

TACH_SWITCH

FAN CON

CAMERA CON

SPEAKER CON

Visual Inspection –TOP2 U12 CLOCK GEN ICS9LPR426

U11 EC

PU100 CPU VCORE U2 SB ICH6-M

U1 NB

910GML

U16 CPU

Visual Inspection –BOTTOM1 MINICARD CON

BATT CON

DC_PWR CON

LAN CON CRT CON

USB CON WTOB CON

DDR DMM CON

Reboot Switch

Visual Inspection –BOTTOM2 U9 Transformer

U10 Control card reader

U36 Flash controller U15 AZALIA

U34 U35 U37 U38 FLASH CHIP

U18 Refresh CHIP

U7 LAN CHIP

U32 Audio AMP