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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 7. Touch pad
2. System Board 8. Optical Drive
3. 3.5” USB FDD 9. Modem
4. 2.5” HDD 10. LAN
5. Keyboard 11. Sound
6. Display 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