1 Hardware Overview
Satellite M500/M505/M507 Maintenance Manual
[CONFIDENTIAL]
1-21
1.7 Power Supply
The power supply provides different voltages to the system board and performs the following
functions:
1.
Determines that the DC power supply (AC adapter) is connected to the computer.
2.
Detects DC output and circuit malfunctions.
3.
Controls the battery icon, and DC IN icon.
4.
Turns the battery charging system on and off and detects a fully charged battery.
5.
Turns the power supply on and off.
6.
Provides more accurate detection of a low battery.
7.
Calculates the remaining battery capacity.
8.
Controls the transmission of the status signal of the main battery.
The power supply output rating is specified in Table 1-5.
Table 1-5 Power supply output rating
Name Voltage
(V)
Use
+VCORE
VID (Intel spec)
CPU
+VCCP 1.05
CPU,
GMCH, ICH9-M
+1.5VS
1.5 CPU,
GMCH, ICH9-M,
Express Card, Mini Card
+1.8V 1.8
GMCH,
DDR2-SDRAM
+0.9V 0.9
DDR2-SDRAM
+3VSUS
3.3
ICH9-M, Express Card, Mini Card, LAN, HDMI CEC
+3V 3.3
MDC
+3VS 3.3
Thermal Sensor, Clock gen, LCD,
DDR2-SDRAM, ICH9-
M, Express Card,
Mini Card, EC, GMCH, Fingerprint, C
Reader, SSD, Bluetooth
ard
+3VA
3.3V
EC, SPI ROM
+5VA 5
Function
Board
+5VSUS 5
ICH9-M,
USB
+5VS 5
FAN, ICH9-M, Audio, ODD, HDD,
LED, Touchpad,
Keyboard backlight, CCD, FeliCa, G-sensor
Содержание Satellite M500
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Страница 108: ...3 Tests and Diagnostics 3 18 CONFIDENTIAL Satellite M500 M505 M507 M500D M505D M507D Maintenance Manual ...
Страница 112: ...3 Tests and Diagnostics 3 9 Audio Test 3 22 CONFIDENTIAL Satellite M500 M505 M507 M500D M505D M507D Maintenance Manual ...
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Страница 140: ...4 Replacement Procedures SatelliteM500 M500D Maintenance Manual CONFIDENTIAL 4 1 Chapter 4 Replacement Procedures ...
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