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.
Name
Voltage [V]
+5VPCU
+5V_S5
+5V
+5VSATA
USBPWR1
+5V_TP
3.3
VCCRTC
3.1~5
TH_FAN_POWER
3.3
+3VPCU
3.3
+3V_S5
3.3
+3VSUS
3.3
+3V
3.3
CCD_POWER
3.3
VCC_XD
+1.8VSUS
1.8
+1.5V
1.5
+1.25V
1.25
+1.05V
1.05
VCC_CORE
0.55~1.575
Table 1-9 Santa Rosa Power supply output rating
Power supply (Yes/No)
Power OFF
Power OFF
Suspend
Boot mode
mode
5
Yes
5
Yes
5
No
5
No
5
No
5
No
Yes
No
Yes
Yes
Yes
No
No
No
Yes
No
No
No
No
26Satellite U300 and Satellite Pro U300Maintenance Manual(960-Q02)
No
Battery
Yes
No
No
No
No
No
No
No
No
No
No
No
Yes
Yes
No
No
Yes
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
Object
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