X79-DELUXE Repair Guide BLOCK DIAGRAM 09/09/2012 Leilei52_Chen CSC-GRMA POWER FLOW POWER ON SEQUENCE Frequency FLOW Pink number is Diode resistance to GND(without any part on MB)multimeter type DH-1240 multi meter “VΩmA” port touch GND Voltage Measure Point U31PU2 +3VSB 305 PQ302 +3V_DUAL_LAN 351 PQ621 +5V_DUAL_USBKB 506 PL201 +1.5VDUAL_AB 180 PL3000 +3VSB _ADV 304 DIMMA1 VTTDDR_AB 524 PL200 +5VDUAL_AB 482 PU400 +VCCPLL 471 PQ300 +5VSB 370 PL105 VCORE 149 PU300 +5VSB_ATX 570 PU300 +3VSB_ATX 480 PL800 +VTTCPU 134 PQ619 +3VDUAL 492 PU202 +1.5V_SB 300 PL501 +1.1V_SB PL2000 +5VDUAL_CDL 576 PL2001 +1.5VDUAL_CD 160 PL1002 +VSA_CPU 402 DIMMD1 VTTDDR_CD 517 EATXPWR 12V 541 EATXPWR +3V 265 EATXPWR +5V 43 Signal Measure Point 6.OR645 O_PWRBTN# 535 12.ORN214 B_ATX_PWROK# 586 2.AC POWER SW ON 3.5VSB,3VSB 7.1S_SLP_A# 7.2 S_SLP_LAN# 4.ORN214 O_RSMRST# 15 11.12V 5V 3V OU1 PIN 64 S_SLPS3# 354 15.OR7625 O_PWROK 15 19.TPM S_PLTRST# 422 18.VCORE 21 O_PCIRST#_PCIEX16_1 573 20 HR417 S_ VRM PWRGD# 515 21 O_PCIRST#_PCIEX16_2 565 21 O_PCIRST#_PCIEX16_3 570 17 HR103 H_SVID_DATA 182 CR254 S_SLPS4# 350 4.1O2D1 17 HR100 H_SVID_CLK 185 13.PQ806 VTT_CPU_PWRGD 537 O2_RSMRST# 520 17 HR106 H_SVID_ALERT# 183 14.SD502 S_DRAMPWROK 258 16.SR522 H_CPUPWRGD 485 1.SR814 S_SRTCRST 721 1.SR814 S_RTCRST 700 5.PANEL O_PWRBTN#IN# 580 7.3.PQ308 MEPWROK# ∞ 10.EATXPWR PSON# 1019 19.VSA_CPU