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2 Troubleshooting Procedures
Chapter 2 Contents
2.1 Troubleshooting......................................................................................................... 2-1
2.2 Troubleshooting Flowchart ....................................................................................... 2-2
2.3 Power Supply Troubleshooting ................................................................................. 2-6
Procedure 1 Power LED Check ...................................................................... 2-6
Procedure 2 Error Code Check ....................................................................... 2-8
Procedure 3 Connection Check..................................................................... 2-14
Procedure 4 Charge Check............................................................................ 2-15
Procedure 5 Replacement Check................................................................... 2-16
2.4 System Board Troubleshooting ............................................................................... 2-17
Procedure 1 Message Check ......................................................................... 2-18
Procedure 2 Debugging Port Check on Boot Mode...................................... 2-20
Procedure 3 Diagnostic Test Program Execution Check .............................. 2-28
Procedure 4 Replacement Check................................................................... 2-29
2.5 FDD Troubleshooting.............................................................................................. 2-30
Procedure 1 FDD Head Cleaning Check....................................................... 2-30
Procedure 2 Diagnostic Test Program Execution Check .............................. 2-31
Procedure 3 Connector Check and Replacement Check............................... 2-32
2.6 HDD Troubleshooting............................................................................................. 2-33
Procedure 1 Message Check ......................................................................... 2-33
Procedure 2 Partition Check.......................................................................... 2-34
Procedure 3 Format Check............................................................................ 2-35
Procedure 4 Diagnostic Test Program Execution Check .............................. 2-36
Procedure 5 Connector Check and Replacement Check............................... 2-37
2.7 Keyboard Troubleshooting...................................................................................... 2-38
Procedure 1 Diagnostic Test Program Execution Check .............................. 2-38
Procedure 2 Connector and Replacement Check.......................................... 2-39
2.8 Display Troubleshooting ......................................................................................... 2-40
Satellite M30-35 Maintenance Manual (960-455) 2-iii