vi
[CONFIDENTIAL]
QOSMIO F20 Maintenance Manual (960-526)
Table of Contents
Chapter 1
Hardware Overview
1.1
Features ...................................................................................................................... 1-1
1.2
System Block Diagram .............................................................................................. 1-6
1.3
2.5-inch Hard Disk Drive......................................................................................... 1-11
1.4
Optical Drive............................................................................................................ 1-16
1.5
Keyboard .................................................................................................................. 1-24
1.6
TFT Color Display................................................................................................... 1-25
1.7
Power Supply ........................................................................................................... 1-27
1.8
Batteries ................................................................................................................... 1-29
1.9
AC Adapter .............................................................................................................. 1-32
Chapter 2
Troubleshooting Procedures
2.1
Troubleshooting ......................................................................................................... 2-1
2.2
Troubleshooting Flowchart........................................................................................ 2-2
2.3
Power Supply Troubleshooting.................................................................................. 2-6
2.4
System Board Troubleshooting................................................................................ 2-16
2.5
USB FDD Troubleshooting ..................................................................................... 2-37
2.6
2.5” HDD Troubleshooting...................................................................................... 2-40
2.7
Keyboard Troubleshooting ...................................................................................... 2-45
2.8
Touch Pad Troubleshooting ..................................................................................... 2-46
2.9
Display Troubleshooting.......................................................................................... 2-47
2.10
Optical Drive Troubleshooting ................................................................................ 2-50
2.11 Modem Troubleshooting.......................................................................................... 2-51
2.12 LAN Troubleshooting .............................................................................................. 2-52
2.13
Wireless LAN Troubleshooting ............................................................................... 2-53
2.14
Sound Troubleshooting ............................................................................................ 2-56
2.15
TV Tuner Troubleshooting ...................................................................................... 2-58
Содержание QOSMIO F20 Series
Страница 10: ...x CONFIDENTIAL QOSMIO F20 Maintenance Manual 960 526 ...
Страница 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Страница 12: ...1 Hardware Overview 1 ii CONFIDENTIAL QOSMIO F20 Maintenance Manual 960 526 1 Hardware Overview ...
Страница 47: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Страница 48: ...2 Troubleshooting Procedures 2 ii CONFIDENTIAL QOSMIO F20 Maintenance Manual 960 526 2 ...
Страница 52: ...2 Troubleshooting Procedures 2 vi CONFIDENTIAL QOSMIO F20 Maintenance Manual 960 526 ...
Страница 111: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Страница 112: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL QOSMIO F20 Maintenance Manual 960 526 ...
Страница 117: ...3 Tests and Diagnostics QOSMIO F20 Maintenance Manual 960 526 CONFIDENTIAL 3 vii ...
Страница 227: ...3 31 SETUP 3 Tests and Diagnostics QOSMIO F20 Maintenance Manual 960 526 CONFIDENTIAL 3 105 ...
Страница 228: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Страница 229: ...4 Replacement Procedures 4 ii CONFIDENTIAL QOSMIO F20 Maintenance Manual 960 526 4 ...
Страница 316: ... CONFIDENTIAL Appendices ...
Страница 317: ...Appendices App ii CONFIDENTIAL QOSMIO F20 Maintenance Manual 960 526 ...
Страница 322: ...Appendices QOSMIO F20 Maintenance Manual 960 526 CONFIDENTIAL App vii Table I 1 MTBF I 1 ...
Страница 323: ...Appendices App viii CONFIDENTIAL QOSMIO F20 Maintenance Manual 960 526 ...
Страница 329: ...Appendices Appendix A Handling the LCD Module A 6 CONFIDENTIAL QOSMIO F20 Maintenance Manual 960 526 ...
Страница 337: ...Appendices Appendix B Board Layout B 8 CONFIDENTIAL QOSMIO F20 Maintenance Manual 960 526 ...
Страница 373: ...Appendices Appendix C Pin Assignments C 36 CONFIDENTIAL QOSMIO F20 Maintenance Manual 960 526 ...
Страница 383: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL QOSMIO F20 Maintenance Manual 960 526 ...
Страница 385: ...Appendices Appendix F Wiring diagrams F 2 CONFIDENTIAL QOSMIO F20 Maintenance Manual 960 526 ...
Страница 387: ...Appendices Appendix G BIOS Rewrite Procedures G 2 CONFIDENTIAL QOSMIO F20 Maintenance Manual 960 526 ...
Страница 389: ...Appendices Appendix H EC KBC Rewrite Procedures H 2 CONFIDENTIAL QOSMIO F20 Maintenance Manual 960 526 ...
Страница 391: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL QOSMIO F20 Maintenance Manual 960 526 ...