Toshiba 960-809 Manual Do Utilizador

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PORTEGE M780 Maintenance Manual (960-809) 
 [CONFIDENTIAL] 
vii
 
Chapter 2 
Troubleshooting Procedures 
2.1 Troubleshooting ......................................................................................................... 2-6 
2.2 Troubleshooting 
Flowchart........................................................................................ 2-8 
2.3 
Power Supply Troubleshooting................................................................................ 2-13 
2.4 
System Board Troubleshooting................................................................................ 2-23 
2.5 
USB FDD Troubleshooting ..................................................................................... 2-31 
2.6 
2.5” HDD Troubleshooting...................................................................................... 2-35 
2.7 Keyboard 
Troubleshooting ...................................................................................... 2-40 
2.8 
Touch pad Troubleshooting ..................................................................................... 2-41 
2.9 Display 
Troubleshooting.......................................................................................... 2-43 
2.10 
Optical Disk Drive Troubleshooting........................................................................ 2-45 
2.11 Modem 
Troubleshooting.......................................................................................... 2-47 
2.12 LAN 
Troubleshooting.............................................................................................. 2-49 
2.13 
Wireless LAN Troubleshooting ............................................................................... 2-50 
2.14 Bluetooth 
Troubleshooting ...................................................................................... 2-53 
2.15 
Web camera Troubleshooting .................................................................................. 2-55 
2.16 
Tablet Pen Troubleshooting..................................................................................... 2-57 
2.17 
Touch screen Troubleshooting................................................................................. 2-59 
2.18 Sound 
Troubleshooting............................................................................................ 2-61 
2.19 
Bridge media Slot Troubleshooting ......................................................................... 2-63 
2.20 
PCI ExpressCard Slot Troubleshooting ................................................................... 2-64 
2.21 
Fingerprint sensor Troubleshooting......................................................................... 2-65 
2.22 
3G Troubleshooting: Not Used................................................................................ 2-69