X450JN Repair Guide Nov/18/ 2014 John_jin GTSD - BLOCK DIAGRAM POWER FLOW POWER ON SEQUENCE Signal Measure Point-Bottom P4201 AD_JK 631 33.PL4401 BT+ R 512 PT4704 DCBATOUT 399 23.PR4224 VR_SVID_ALERT# 102 18.PL4701 +VCC_CORE 18 31.PL8301 VGA 1D5V_PWR 10 25.R3609 PLT_RST# 470 PR4519 3D3V_S5 433 22.R3608 H_CPUPWRGD 361 32.PL8201 VGA _CORE 21 PR4518 3D3V_AUX_S5 481 5.R3612 S5_ENABLE 654 16 PR4816 1.05VTT_PWRGD 555 13 D4901 RUNPWROK 613 30.PL4901 1D0 5V_PWR133 28.PL4501 3D3V_PWR432 20 R248 PM_DRAM_PWRGD 567 11.D3601 PM_SLP_SS 458 24.VT923 SYS_PWROK 616 27.PL4502 5V_PWR444 29.PL4901 1D3 5V_PWR132 Signal Measure Point-Top 2.PQ4406 AC_IN# 598 15 R913 1D05V_VTT 135 9.R9604 PM_PWRBTN# 531 17.PG4608 0D576V_S0 132 26.R1707 DMI_RCOMP_R 771 10.RP4634 PM_SLP_S4 514 14 C5805 1D5V_S0 386 21.RN1804 CLKOUT_DP_N 268 12.R503 DDR_VREF_S3 435 19.R3601 IMVP_PWRGD 423 8.D1701 PM_RSMRET# 791 7.R2404 KBC_PWRBTN# 986