Toshiba Tecra A8 Maintenance Manual - Page 47
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2 Troubleshooting Procedures Chapter 2 Contents 2.1 Troubleshooting...2-1 2.2 Troubleshooting Flowchart 2-3 2.3 Power Supply Troubleshooting 2-7 2.4 System Board Troubleshooting 2-21 2.5 USB FDD Troubleshooting 2-45 2.6 HDD Troubleshooting 2-48 2.7 Keyboard and Touch pad Troubleshooting 2-53 2.8 Display Troubleshooting 2-56 2.9 Optical Drive Troubleshooting 2-58 2.10 Modem Troubleshooting 2-60 2.11 LAN Troubleshooting 2-62 2.12 Bluetooth Troubleshooting 2-63 2.13 Wireless LAN Troubleshooting 2-65 2.14 Sound Troubleshooting 2-67 2.15 SD card Slot Troubleshooting 2-70 2.16 Fingerprint sensor Troubleshooting 2-71 TECRA A8 /Satellite Pro A120 Maintenance Manual (960-573) [CONFIDENTIAL] 2-iii
2
Troubleshooting Procedures
TECRA A8 /Satellite Pro A120 Maintenance Manual (960-573)
[CONFIDENTIAL]
2-iii
Chapter 2
Contents
2.1
Troubleshooting
..........................................................................................................
2-1
2.2
Troubleshooting Flowchart
........................................................................................
2-3
2.3
Power Supply Troubleshooting
..................................................................................
2-7
2.4
System Board Troubleshooting
................................................................................
2-21
2.5
USB FDD Troubleshooting
......................................................................................
2-45
2.6
HDD Troubleshooting
..............................................................................................
2-48
2.7
Keyboard and Touch pad Troubleshooting
..............................................................
2-53
2.8
Display Troubleshooting
..........................................................................................
2-56
2.9
Optical Drive Troubleshooting
.................................................................................
2-58
2.10
Modem Troubleshooting
..........................................................................................
2-60
2.11
LAN Troubleshooting
..............................................................................................
2-62
2.12
Bluetooth Troubleshooting
.......................................................................................
2-63
2.13
Wireless LAN Troubleshooting
...............................................................................
2-65
2.14
Sound Troubleshooting
............................................................................................
2-67
2.15
SD card Slot Troubleshooting
..................................................................................
2-70
2.16
Fingerprint sensor Troubleshooting
.........................................................................
2-71