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H61M-A Repair Guide
02/07/2013
Leilei52_Chen
CSC-GRMA
BLOCK DIAGRAM

POWER FLOW

POWER ON SEQUENCE

Frequency FLOW

multi meter “VΩmA” port touch here
EATXPWR +5V 26
EATXPWR +3V 378
PQ26 +12/5VDUAL 589
PL9 +1.5VDUALL238
PU15 VTT_DDR 531
PQ20 +1.05PCH 26
PL111 VCORE 478
PQ21 +VCCIO 162
PQ22 +1.8VSFR 339
Voltage Measure Point
Pink number is Diode resistance to GND(without any part on MB)multimeter type DH-1240
PL211 GFX 509
PU16 +5VSB 385
ATX12V 12V_CPU 957
PU16 +3VSB 248
EATXPWR +12V522

Signal Measure Point
1.SR1060 S_ RTCRST# 767
6.OR25 O_IOPWRBTN# 551
4.OR26 O_ RSMRST# 615
12.SR98 S_DRAMPWROK 530
13.HR61 H_CPUPWRGD 456
14.PQ39 VRMPWRGD 572
15.HR85 S_PLTRST# 492
2.AC POWER SW ON
3.5VSB,3VSB
10.12V,5V,3V
5.F_PANEL PWRBTN#_PANEL1066
8. OU1R32 S_SLP_S3# 574
9.EATXPWR PSON# 643
11.PR308 O_PWROK# 689
7.O3D2 S_SLP_S4# 573
17. PCIEX16 O_PCIEX16_RST#_SLOT 655
1.SR1060 S_ SRTCRST# 767
17. PCIEX1_1 O_PCIEX1_RST#_SLOT645