GL502VT Repair Guide Mar/25/ 2016 John_jin GTSD BLOCK DIAGRAM POWER FLOW POWER ON SEQUENCE AC_IN POWER ON SEQUENCE DC_IN POWER ON SEQUENCE Signal Measure Point-Bottom 40 PL8105 +VCCSA 21 38,PL8101 VCCCORE 28.PSL8011 P_IMVP8_DRVON 600 45 PL9200 P_PEXVDDO 148 27.PSL8007 P_IMVP8_EN_10 595 29.VT241 IMVP8_PWRGD 593 39,PL8104 VCCGT 44 PL9100 +NVVDD 33.VT250 PCH_PLTRST_CPU# 515 34.R0621 H_CPUPWRGD 519 43 PL9300 +FBVDDQ 42 12.PSL8702+5VSUS_ON 600 31.R2017 PM_PWROK 774 11 PD8301 VSUS_ON 532 23.Q4503 SUSB_EC# 548 PSL8703 +3VAO 475 14 R3508 PM_RSMRST# 784 32.C3013 PM_SYSPWROK 775 17 D2006 PM_SUSACK# 557 22.R6301 SUSC_EC # 699 15 SL2004 SUSWARN# 580 42 PL8601 P_2.5VO_S 320 21.R3005 PM_SUSB# 573 20.PR8615 PM_SUSC# 567 48 PL8301 1.0VSUS 38 36 PSL8701 +3VADSWO 394 PSL8704 +5VA 506 24.PD8603 1.2V_ON 729 37 PL8700 +5VSUS 470 PCE8600 AC_BAT_SYS 470 47 PL8600 1.2V_VO_S0 48 46 PL8901 P_CHG_LX_30 520 Signal Measure Point-Top 41 C0832 _+VCCIO 54 D5804 DPWROK_EC 718 R5722 +3VA_EC 482 C3019 3VADSW_ON 571 19.SL2005 PM_PWRBTN# 556 13 D5805 +3VSUS_PWRGD 483 D2005 3VA_DSW_PWRGD 503 16 R2016 ME_AC_PRESENT 757 30.R5803 VCCST_PWRGD_CPU 525 25 PD8601 DDR_PG_CTRL 553 10 R3081 PM_SLP_SUS# 569 18 Q3202 PWR_SW# 635 26.SL5801 ALL_SYS_PWRGD 572 C3206 PS_ON 505 D3201 EC_RST# 760 ... ON SEQUENCE AC_IN POWER ON SEQUENCE DC_IN POWER ON SEQUENCE Signal Measure Point-Bottom 40 PL8105 +VCCSA 21 38,PL8101 VCCCORE 28.PSL8011 P_IMVP8_DRVON 600 45 PL9200 P_PEXVDDO 148 27.PSL8007 P_IMVP8_EN_10... Measure Point-Top 41 C0832 _+VCCIO 54 D5804 DPWROK_EC 718 R5722 +3VA_EC 482 C3019 3VADSW_ON 571 19.SL2005 PM_PWRBTN# 556 13 D5805 +3VSUS_PWRGD 483 D2005 3VA_DSW_PWRGD 503 16 R2016 ME_AC_PRESENT