Power Sequence - Clevo W250HU Service Manual

Schematic Diagrams

Power Sequence

R SMRS T#
PW R_BT N#
DD R1.5V _PWR GD
V TT_M EM
Sheet 43 of 43
Power Sequence
1 .05VS _PWR GD
1.8VS _PWR GD
1. 05VS_ VTT_ EN
1.05 VS_V TT
0 .85VS _PWR GD
AL L_SYS _PWR GD
P M_PCH _PWR OK
PM _DRAM _PWR GD
V DDPWR GOOD _R
H_CP UPWR GD
DELAY _PWR GD
SYS _PWR OK
PL T_RS T#
B UF_CP U_RS T#
B - 44 Power Sequence
W240HU/W250HUQ-D02
DD_ ON
768.6us
3. 3V
1.58ms
5V
101.82ms
202.08ms
SUS C#
1. 5V
SUS B#
1.5 VS
3.3 VS
5V S
1.05 VS
1.8 VS
0.85 VS
VCO RE
POWER ON SEQUENCE
55.18ms 157. 83ms (RSMRST# to PWR _BTN#)
118ms
417.1us
123.76us
37.14us (SUSC# to SUSB#)
2.91ms
385.7us
592.6us
757.3us
1.216ms
1.216ms
4.133ms
1.317ms
1.317ms
1.05 ms
1.988ms
2.816ms
2.816ms
331.52ms
333.44ms
333.44ms
336.15ms
722.9us
1.22ms
1.22ms
1.896ms
1.896ms