X450LC Repair Guide Nov/13/ 2014 John_jin GTSD - BLOCK DIAGRAM POWER FLOW POWER ON SEQUENCE AC POWER ON SEQUENCE DC POWER ON SEQUENCE Signal Measure Point-Bottom PJP8801 AC_BAT_SYS 511 PSL8801 AC_IN_OC# 577 42 PL8801 P_CHG_LX_30 529 37 PL8001 VCCIN 34 36.PR8408 VCCIN_EN 322 16 R7706 +12VSUSO 1549 39.VT247 PM_PWROK 584 20 R2510 SUSACK_R# 508 43.PL8501 +VGA_PWRGD 63 14 PCE9100 +3VSUS 432 24.SL2504 SUSWARN# 400 35.D2501 ALL_SYSTEM_PWRGD 553 19.D2501 VA_DSW_PWRGD 572 12.PD8200 +3VSUS_ON 504 30 PL8202 +1.05VSUSO 319 17.VT10 +3VSUS_PWRGD 576 8.PL8100 +3VADSWO 474 33 PL8301 +1.35VO 139 15 PL8101 +5VSUSO 527 34.VT1086 +1.35V_PWRGD 570 26.VT1026 PM_SUSB# 407 32 VT19 +1.5VS_PWRGD 550 Signal Measure Point-Top 22.C6802 PWR_SW# 584 38.D0601 CORE _PWRGD 544 41.U7002 BUF_PLT_RST# 468 28.Q95701 SUSB_EC# 571 27.Q5705 SUSC_EC# 584 40.R2538 PM_SYSPWROK 581 10.D2505 ME_AC_PRESENT 585 5.Q2102 +3VA_EC 504 9.VT70 PCH_DPWROK 572 31.PQ9109 +1.05VS_PWRGD 552 3.PSL8100 +3VAO 492 6.D3202 EC_RST# 553 PC8214 +5VAO 553 23.R3019 PM_PWRBTN# 533 29.VT491 PM_SLP_A# 398 21.VT1080 PM_RSMRST# 585 11.R3065 PM_SLPSUS# 403 25.VT1124 PM_SUSC# 18.R3060 +5 VSUS_PWRGD 825 13 R3056 +5VSUS_ON 583 7.VT300 P_+3VADSW_EN 586 386 www.vinafix.vn ... 14 PCE9 100 +3VSUS 4 32 24.SL2 504 SUSWARN# 400 35.D2 501 ALL_SYSTEM_PWRGD 553 19.D2 501 VA_DSW_PWRGD 5 72 12. PD 8 20 0 +3VSUS_ON 504 30 PL 8 20 2 +1 .05 VSUSO 319 17.VT 10 +3VSUS_PWRGD 576 8.PL8 100 +3VADSWO... 468 28 .Q95 701 SUSB_EC# 571 27 .Q5 705 SUSC_EC# 584 40. R2538 PM_SYSPWROK 581 10. D2 505 ME_AC_PRESENT 585 5.Q21 02 +3VA_EC 504 9.VT 70 PCH_DPWROK 5 72 31.PQ9 109 +1 .05 VS_PWRGD 5 52 3.PSL8 100 +3VAO 4 92 6.D 3 20 2... PL8 301 +1.35VO 139 15 PL8 101 +5VSUSO 527 34.VT 108 6 +1.35V_PWRGD 5 70 26 .VT1 02 6 PM_SUSB# 407 32 VT19 +1.5VS_PWRGD 5 50 Signal Measure Point-Top 22 .C68 02 PWR_SW# 584 38.D0 601 CORE _PWRGD 544 41.U 700 2