vi [CONFIDENTIAL]
libretto U100 Maintenance Manual (960-520)
Table of Contents
Chapter 1
Hardware Overview
1.1 Features ...................................................................................................................... 1-1
1.2
USB 3.5-inch Floppy Disk Drive ........................................................................... 1-10
1.3
1.8-inch Hard Disk Drive......................................................................................... 1-11
1.4 Optical
Drive............................................................................................................ 1-13
1.5 Keyboard.................................................................................................................. 1-17
1.6 LCD
Module ............................................................................................................ 1-18
1.7 Power
Supply ........................................................................................................... 1-19
1.8 Batteries ................................................................................................................... 1-21
1.9 AC
adapter ............................................................................................................... 1-23
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 ............................................................................... 2-17
2.5
USB FDD Troubleshooting ..................................................................................... 2-32
2.6 HDD
Troubleshooting ............................................................................................. 2-35
2.7 Keyboard
Troubleshooting ...................................................................................... 2-40
2.8 Display
Troubleshooting.......................................................................................... 2-42
2.9 Accupoint
Troubleshooting ..................................................................................... 2-45
2.10 Modem
Troubleshooting.......................................................................................... 2-47
2.11 LAN
Troubleshooting.............................................................................................. 2-49
2.12 Sound
Troubleshooting............................................................................................ 2-51
2.13 Bluetooth Troubleshooting ...................................................................................... 2-53
2.14
Wireless LAN Troubleshooting............................................................................... 2-56
2.15
SD Card Slot Troubleshooting................................................................................. 2-59
2.16
Fingerprint sensor Troubleshooting......................................................................... 2-60
2.17
libretto DVD Dock Troubleshooting ....................................................................... 2-67
Summary of Contents for libretto U100 Series
Page 10: ...x CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 38: ...1 Hardware Overview 1 9 AC Adapter 1 24 CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 39: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Page 40: ...2 Troubleshooting Procedures 2 ii CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 44: ...2 Troubleshooting Procedures 2 vi CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 113: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 114: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL libretto U100 Maintenance Manual 960 520 3 ...
Page 221: ...Chapter 4 Replacement Procedures CONFIDENTIAL ...
Page 222: ...4 Replacement Procedures 4 ii CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 226: ...4 Replacement Procedures 4 vi CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 295: ... CONFIDENTIAL Appendices ...
Page 296: ...Appendices App ii CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 304: ...Appendices App x CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 324: ...Appendices Appendix B Board Layout B 14 CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 366: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...
Page 374: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL libretto U100 Maintenance Manual 960 520 ...