Toshiba Satellite U300 Series

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Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08)

2.4 System Board Troubleshooting................................................................................... 13

Procedure 1 Message Check ....................................................................... 14

Procedure 2 Debugging Port Check............................................................ 16

Procedure 3 Diagnostic Test Program Execution Check............................ 21

Procedure 4 Replacement Check ................................................................ 21

2.5 USB FDD Troubleshooting ........................................................................................ 22

Procedure 1 FDD Head Cleaning Check .................................................... 22

Procedure 2 Diagnostic Test Program Execution Check............................ 23

Procedure 3 Connector Check and Replacement Check............................. 24

2.6 2.5” HDD Troubleshooting......................................................................................... 26

Procedure 1 Partition Check........................................................................ 26

Procedure 2 Message Check ....................................................................... 27

Procedure 3 Format Check.......................................................................... 28

Procedure 4 Diagnostic Test Program Execution Check............................ 29

Procedure 5 Connector Check and Replacement Check............................. 30

2.7 Keyboard Troubleshooting ......................................................................................... 31

Procedure 1 Diagnostic Test Program Execution Check............................ 31

Procedure 2 Connector Check and Replacement Check............................. 32

2.8 Touch pad Troubleshooting........................................................................................ 33

Procedure 1 Diagnostic Test Program Execution Check............................ 33

Procedure 2 Connector Check and Replacement Check............................. 34

Toshiba Satellite U300 Series - Page 7