X550JF Repair Guide Apr/2/ 2015 John_jin GTSD Le - BLOCK DIAGRAM POWER FLOW POWER ON SEQUENCE AC POWER ON SEQUENCE DC POWER ON SEQUENCE Signal Measure Point-Bottom 45 PL8801 P_CHG_LX_30 616 JP4501 AC_BAT_SYS 496 29.PR8073 VRM_PWRGD 620 39,PL8003 VCCIN 11 35.R0605 VR_SVID_ALERT# 86 34.SL0303 H_CPUPWRGD 388 40 PL8502 +NVDD 32.R0338 H_DRAM_PWRGD 401 38.R0318 PCH_PLTRST_CPU 393 41PL8301 +1.35VO 113 25.R0342 1.35V_PWRGD 715 23.PR8315 SUSC_EC # 673 VA 490 D2001 +3VA 547 33.R0332 DRAMPWROK 622 26.PR8219 1.05VS_PWRGD 560 24.PD8301 SUSB_EC# 535 44 PL8101 +5VSUSO 618 42 PL8200 +1.05VSO 89 17.Q3002 ME_SUSPWRDNACK 388 43 PL8100 +3VADSWO 556 28.D2201 ALL_SYS_PWRGD 521 19.R3041 PM_PWRBTN# 632 SL3010 +3VDSW_ON 770 20.R5718 PM_SUSC# 403 27.PU8400 P_1.5VS_PWRGD 557 21 SL2205 PM_SUSB# 401 16 R2232 PM_SUSACK# 618 PR9113 PS_ON 597 Signal Measure Point-Top 18 C6202 PWR_SW# 778 14 D5804 +3VSUS_PERGD 790 O_PSON# 641 7.D5801 3VDSW_PWRGD 739 30.SL5807 CORE_PWRGD 632 8.R2235 DPWROK_EC 639 13 D5801 +5VSUS_PWRGD 859 10.R3009 PCH_SLPSUS# 402 15 Q3303 PM_RSMRST# 653 11.R3053 +5VSUS_ON 754 36.R2229 PM_SYSPWROK 645 D3202 +3VA_EC 552 D2207 ME_AC_PRESENT 731 12 R3051 +3VSUS_ON 629 D3202 EC_RST #759 31.VT607 PM_PWROK 638 37.U2301 BUF_PLT_RST# 554 22.T2206 SLP_A# 404