Toshiba Satellite Pro U300 - Power Rails; Table

Chapter 1 Hardware Overview
1.7 Power Rails
Table 1-9 lists the power rail output specifications of Santa Rosa platform.
Table 1-10 lists the power rail output specifications of NAPA platform.
Table 1-9 Santa Rosa Power supply output rating
Power supply （Yes/No）
Name
Voltage [V]
Power OFF
Suspend
mode
Power OFF
Boot mode
No
Battery
Object
+5VPCU
5
Yes Yes
No ??
+5V_S5
5
Yes
No No ??
+5V
5 No No No ??
+5VSATA
5 No No No ??
USBPWR1
5 No No No ??
+5V_TP
5 No No No ??
VCCRTC
3.3
Yes Yes Yes
??
TH_FAN_POWER
3.1~5 No No No ??
+3VPCU
3.3
Yes Yes
No ??
+3V_S5
3.3
Yes
No No ??
+3VSUS
3.3
Yes
No No ??
+3V
3.3 No No No ??
CCD_POWER
3.3 No No No ??
VCC_XD
3.3 No No No ??
+1.8VSUS
1.8
Yes
No No ??
+1.5V
1.5 No No No ??
+1.25V
1.25 No No No ??
+1.05V
1.05 No No No ??
VCC_CORE
0.55~1.575 No No No ??
26Satellite U300 and Satellite Pro U300Maintenance Manual(960-Q02)