Toshiba Satellite U300 Series - Power Supply; Table

Chapter 1 Hardware Overview
Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q02)
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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
+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