E402SA Repair Guide
BLOCK DIAGRAM
Dec/2/ 2015
John_jin
GTSD
POWER FLOW
POWER ON SEQUENCE
Signal Measure Point-Bottom
15.R3019 PM_SUSB#_18 522
16. R3005 SUSC_EC # 617
14.R3018 PM_SUSC#_18 529
490
11 R3303 VSUS_PWRGD 614
24 PL8601 +1.35V 216
10 R3303 3VSUS_PWRGD 613
23.PL8001 +VCC 244
1.PJP8001 AC_BAT_SYS 508
21 D0502 VCCA_PWROK 825
25 PL8301 +1.05VSUS 122
21 D0502 COREPWROK 664
17. PD8401 SUSB_EC# 544
26.PL8101 +VGG 97
27 PL8702 5VSUS 457
29 PL8901 P_CHG_LX_30 511
28 PL8701 3VSUS 366
7 PR8315 +3VSUS_ON 524
5 PR8315 +5VSUS_ON 544
Signal Measure Point-Top
6. SW5601 PWR_SW# 618
19.D3203 ALL_SYS_PWRGD 617
4 D3201 EC_RST# 617
13 R3023 PM_PWRBTN#_18 526
18 D3202 VDDQ_PWRGD 733
16 PD8601 1.35V_ON 566
12 R3002 PM_RSMRST# 617
3 D3201 +3VA_EC 488
20 T1023 PLT_SOIX 537
8 PR8421 1.05VSUS_PWRGD 569
22 R4004 PLT_RST# 481
9 PR8402 1.24VSUS_PWRGD 682
2 PC8702 +5VA 557
8 PR8422 SUS_PWRGD 682
2 PC8720 +3VA 486
30 PL8302 1.8VSUSO 376