User Guide

1.12 Power Supply 1 Hardware Overview
Table 1-11 Power supply output rating
Power Supply (Yes / No)
Name Voltage [V] S3 S3/S4 G3 Use
PPV
1.308 –
0.748
No No No CPU, GMCH, ICH4-M
PTV
1.05 No No No CPU, GMCH, ICH4-M
PMV
1.2/1.35 No No No
GMCH GM+:1.35V
GM/GML:1.2V
1R25-B1V
1.25 No No No DDR-SDRAM Termination
MR1R25-B1V
1.25 Yes No No DDR-SDRAM, GMCH
1R5-P1V
1.5 No No No TV, GMCH, ICH4-M
1R5-S1V
1.5 Yes Yes No ICH4-M, LAN Power
2R5-B2V
2.5 Yes No No GMCH, DDR-SDRAM
P3V
3.3 No No No
Clock Generator,
Thermal Sensor,
GMCH, SDRAM(SPD), TV,
LCD,
ICH4-M, Sound CODEC,
Mini-PCI, EC/KBC,
E3V
3.3 Yes Yes or No No
YEBISUSS, PC Card Power,
Mini-PCI,
MDC, RS232C, LAN Power
LAN-E3V
3.3 Yes Yes or No No
ICH4-M, KINNERETH
(Directly connected to E3V)
LAN1R5-E1V
1.5 Yes Yes or No No ICH4-M, LAN Power
S3V
3.3 Yes Yes No
ICH4-M, EC/KBC,
Flash Memory, PSC
P5V
5 No No No
CRT, ICH4-M, FL Inverter,
LEDs,
HDD, ODD, KB, PAD, Parallel,
SND-P5V
5 No No No Speaker Amp
A4R7-P4V
4.7 No No No
Sound CODEC, Line IN,
Headphone Amp
E5V
5 Yes Yes or No No PC Card Power, USB Power
M5V
5 Yes Yes No
ICH4-M, Thermal sensor IC,
LEDs
MCV
5 Yes Yes No PSC
R3V
2.0 - 3.5 Yes Yes Yes ICH4-M(RTC)
Satellite A50/TECRA A2 Maintenance Manual (960-478) 1-29