2 Troubleshooting Procedures
Satellite A50S/TECRA A3X Maintenance Manual (960-534) [CONFIDENTIAL]
2-iii
Chapter 2
Contents
2.1
Troubleshooting ......................................................................................................... 2-1
2.2
Troubleshooting Flowchart ........................................................................................ 2-2
2.3
Power Supply Troubleshooting.................................................................................. 2-6
Procedure 1
Power Status Check ............................................................... 2-6
Procedure 2
Error Code Check .................................................................. 2-8
Procedure 3
Connection Check ................................................................ 2-13
Procedure 4
Charging Check ................................................................... 2-13
Procedure 5
Replacement Check ............................................................. 2-14
2.4
System Board Troubleshooting................................................................................ 2-15
Procedure 1
Message Check .................................................................... 2-16
Procedure 2
Debug Port Check ................................................................ 2-18
Procedure 3
Diagnostic Test Program Execution Check ......................... 2-28
Procedure 4
Replacement Check ............................................................. 2-28
2.5
3.5” FDD Troubleshooting ...................................................................................... 2-29
Procedure 1
FDD Head Cleaning Check ................................................. 2-29
Procedure 2
Diagnostic Test Program Execution Check ......................... 2-30
Procedure 3
Connector Check and Replacement Check.......................... 2-31
2.6
2.5” HDD Troubleshooting...................................................................................... 2-32
Procedure 1
Partition Check..................................................................... 2-32
Procedure 2
Message Check .................................................................... 2-33
Procedure 3
Format Check....................................................................... 2-34
Procedure 4
Diagnostic Test Program Execution Check ......................... 2-35
Procedure 5
Connector Check and Replacement Check.......................... 2-36
2.7
Keyboard Troubleshooting ...................................................................................... 2-37
Procedure 1
Diagnostic Test Program Execution Check ......................... 2-37
Procedure 2
Connector Check and Replacement Check.......................... 2-37
Summary of Contents for Tecra A3X
Page 10: ...x CONFIDENTIAL Satellite A50S TECRA A3X Maintenance Manual 960 534 ...
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 16: ...1 Hardware Overview 1 vi CONFIDENTIAL Satellite A50S TECRA A3X Maintenance Manual 960 534 ...
Page 51: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Page 105: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 110: ...3 Tests and Diagnostics 3 vi CONFIDENTIAL Satellite A50S TECRA A3X Maintenance Manual 960 534 ...
Page 217: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Page 337: ... CONFIDENTIAL Appendices ...
Page 338: ...Appendices App ii CONFIDENTIAL Satellite A50S TECRA A3X Maintenance Manual 960 534 ...