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2 Troubleshooting Procedures 2.4 System Board Troubleshooting
2-32 [CONFIDENTIAL] PORTEGE A600 Maintenance Manual (960-710)
Procedure 3 Diagnostic Test Program Execution Check
Execute the following tests from the Diagnostic Test Menu. These tests check the system
board. Refer to Chapter 3, Tests and Diagnostic, for more information on how to perform
these tests.
1. System test
2. Memory test
3. Keyboard test
4. Display test
5. Floppy Disk test
6. Printer test [It is not supported]
7. Async test [It is not supported]
8. Hard Disk test
9. Real Timer test
10. NDP test
11. Expansion test
12. CD-ROM/DVD-ROM test
13. Only One test
14. Wireless LAN test
15. LAN/Modem/Bluetooth/IEEE1394 test
16. Sound test
If an error is detected during these tests, go to Procedure 4.
Procedure 4 Replacement Check
System board may be faulty. Disassemble the computer following the steps described in
Chapter 4, Replacement Procedures and replace system board with a new one.