Toshiba A20-S259 Maintenance Manual - Page 81

2.12 Sound Troubleshooting 2 Troubleshooting Procedures Check 1 If any of the following error codes display, go to Procedure 4. B0h, B1h, B2h, B3h, B7h, B8h, 00h, 01h, 02h, 03h, 04h, 06h, 07h, 05h, D0h, D1h, D2h, D3h, D4h, D5h, 70h, 74h, 75h, 71h, 72h, 73h, 76h, 77h, 81h, 82h, 83h, 78h, 79h, 08h, 09h, 0Ah, 0Dh, 18h, 19h, 1Fh, 20h, 25h, 30h, 40h, 41h, 22h, 42h, 80h, 83h, C0h, C1h, A6h Check 2 If error codes 81h or 82h are displayed, go to the following sections: Section 2.5 FDD Troubleshooting Section 2.6 HDD Troubleshooting Procedure 3 Diagnostic Test Program Execution Check Execute the following tests from the Diagnostic Test Menu. Refer to Chapter 3, Tests and Diagnostics, 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 7. Async test 8. Hard Disk test 9. Real Timer test 10. NDP test 11. Expansion test 12. Sound test 13. CD-ROM/DVD-ROM test 14. Wireless LAN test 15. Sound/LAN/Modem test Satellite A20 Maintenance Manual (960-444) 2-31