Toshiba PSA10C-035WM Maintenance Manual - Page 52

2.1 Troubleshooting 2 Troubleshooting Procedures 2 2.1 Troubleshooting Chapter 2 describes how to determine which Field Replaceable Unit (FRU) in the computer is causing the computer to malfunction. (The "FRU" means the replaceable unit in the field.) The FRUs covered are: 1. Power supply 2. System Board 3. 3.5" USB FDD 4. 2.5" HDD 5. Keyboard 6. Display 7. Touch pad 8. Optical Drive 9. Modem 10. LAN 11. Sound 12. Wireless LAN The Test Program operations are described in Chapter 3. Detailed replacement procedures are given in Chapter 4. The following tools are necessary for implementing the Diagnostics procedures: 1. Diagnostics Disk (Test program for maintenance) 2. Phillips screwdrivers NOTE: Be sure to use the PH point size "0" screwdriver complying with the ISO/DIS 8764-1:1996. 3. Toshiba MS-DOS system FD 4. Work disk (for USB FDD testing) 5. Cleaning disk kit (for USB FDD head cleaning) 6. Printer port LED 7. Wraparound connector for PC card 8. Tester 9. External CRT 10. External USB FDD (for no internal-FDD model) 11. External USB keyboard 12. External USB mouse 13. External USB test module 14. External USB cable 15. PS2 mouse 16. Headphone 17. Microphone 18. Toshiba CD-ROM test disk (ZA1217P01/P000204190) 19. Toshiba-EMI DVD-ROM test disk TSD-1 20. Music CD 21. CD-RW media (recommended :RICOH, Mitsubishi Kagaku supporting 4x media) 22. DVD-ROM media (normal media on the market) 23. RJ-11 connector checker LED 24. LAN wraparound connector 25. Speaker with an input terminal for S/PDIF 26. Personal computer that can communicate by wireless LAN for wireless LAN troubleshooting 27. Antenna test cable Satellite A10/TECRA A1/Satellite Pro A10 Maintenance Manual (960-445) 2-1