1 Hardware Overview
1.7 Power Supply
1-24
[CONFIDENTIAL]
QOSMIO G50 Maintenance Manual (960-683)
1.7 Power
Supply
The power supply supplies 34 different voltages to the system board.
The power supply microcontroller has the following functions.
1.
Judges if 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 1-9 lists the power supply output specifications.
Summary of Contents for Qosmio G50 Series
Page 10: ...x CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 44: ...1 Hardware Overview 1 9 AC Adapter 1 30 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 45: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Page 46: ...2 Troubleshooting Procedures 2 ii CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 2 ...
Page 50: ...2 Troubleshooting Procedures 2 vi CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 121: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 122: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 3 ...
Page 126: ...3 Tests and Diagnostics 3 vi CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 208: ...3 Tests and Diagnostics 3 31 SETUP 3 82 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 222: ...3 Tests and Diagnostics 3 31 SETUP 3 96 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 223: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Page 224: ...4 Replacement Procedures 4 ii CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 4 ...
Page 230: ...4 Replacement Procedures 4 viii CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 351: ... CONFIDENTIAL Appendices ...
Page 352: ...Appendices App ii CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 438: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 440: ...Appendices Appendix F Wiring diagrams F 2 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...
Page 446: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL QOSMIO G50 Maintenance Manual 960 683 ...