1 Hardware Overview
1.6 Power Supply
1-16
PORTEGE A200 Maintenance Manu al (960 -499)
1.6 Power Supply
The power supply supplies 19 different voltages to the system board.
The power supply micro controller has the following functions.
1.
Judges 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.
Table 1-6 lists the power supply output specifications.
Table 1-6 Power supply output specifications(1/2)
Name
Voltage [V]
Use
PPV
1.308-0.748
CPU,GMCH, ICH4-M
PTV
1.05
CPU, GMCH, ICH4-M
1R35-P1V
1.35
GMCH
1R25-P1V
1.25
DDR-SDRAM termination
MR1R25-
B1V
1.25
GMCH, DDR-SDRAM
1R5-P1V
1.5
TV, GMCH, IVH4-M
1R5-S1V
1.5
ICH4-M
2R5-B2V
2.5
GMCH, DDR-SDRAM
P3V
3.3
Clock Generator, Thermal Sensor, GMCH, SDRAM(SPD), TV,
IEEE1394, ICH4-M, AD1981B, mini-PCI, EC/KBC, LCD,
SD card Power, KINNERTH
E3V
3.3
YEBISUSS, PC Card Power, mini-PCI, MDC
BT-P3V
3.3
Bluetooth
S3V
3.3
ICH4-M, EC/KBC, Flash Memory, PSC
P5V
5
CRT, ICH4-M, FL inverter, LEDs, HDD, ODD, KB, PAD,
Bluetooth Power
Содержание Satellite A200 Series
Страница 10: ...x PORTEGE A200 Maintenance Manual 960 499 ...
Страница 11: ...Chapter 1 Hardware Overview ...
Страница 12: ...1 Hardware Overview 1 ii PORTEGE A200 Maintenance Manual 960 499 1 Hardware Overview ...
Страница 36: ...Chapter 2 Troubleshooting Procedures ...
Страница 37: ...2 Troubleshooting Procedures 2 ii PORTEGE A200 Maintenance Manual 960 499 2 ...
Страница 41: ...2 Troubleshooting Procedures 2 vi PORTEGE A200 Maintenance Manual 960 499 ...
Страница 91: ...Chapter 3 Tests and Diagnostics ...
Страница 92: ...3 Tests and Diagnostics 3 ii PORTEGE A200 Maintenance Manual 960 499 3 ...
Страница 96: ...3 Tests and Diagnostics 3 vi PORTEGE A200 Maintenance Manual 960 499 ...
Страница 199: ...Chapter 4 Replacement Procedures ...
Страница 200: ...4 Replacement Procedures 4 ii PORTEGE A200 Maintenance Manual 960 499 4 ...
Страница 278: ...Appendices ...
Страница 279: ...Appendices App ii PORTEGE A200 Maintenance Manual 960 499 ...
Страница 284: ...Appendices PORTEGE A200 Maintenance Manual 960 499 App vii ...
Страница 290: ...Appendices Appendix A Handling the LCD Module A 6 PORTEGE A200 Maintenance Manual 960 499 ...
Страница 322: ...Appendices Appendix C Pin Assignment C 26 PORTEGE A200 Maintenance Manual 960 499 ...
Страница 332: ...Appendices Appendix E Key Layout E 2 PORTEGE A200 Maintenance Manual 960 499 ...
Страница 334: ...Appendices Appendix F Wiring Diagrams F 2 PORTEGE A200 Maintenance Manual 960 499 ...
Страница 336: ...Appendices Appendix G BIOS Rewrite Procedures G 2 PORTEGE A200 Maintenance Manual 960 499 ...
Страница 338: ...Appendices Appendix H EC KBC Rewrite Procedures H 2 PORTEGE A200 Maintenance Manual 960 499 ...
Страница 340: ...Appendices Appendix I Reliability I 2 PORTEGE A200 Maintenance Manual 960 499 ...
Страница 342: ...Appendices Apx J Key FD J 2 PORTEGE A200 Maintenance Manual 960 499 ...