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2.1 Outline
2.1 Outline
This chapter describes the fault diagnosis procedures for field replaceable units (FRUs) in the
computer.
The FRUs covered here are as follows:
1. System board
4. Display
7. Cooling module
See Chapter 4 for the procedures to replace FRUs and Chapter 3 for the procedures to use test
programs
The following tools are required to perform the diagnostic procedures:
1. USB ODD driver
2. Diagnostics (maintenance test program) disk
3. Phillips screwdrivers (2 mm, 2.5 mm)
4. Cleaning disk kit (for USB ODD drive cleaning)
5. Bootable CD
6. Multimeter
7. External monitor
8. Headphone
9. Microphone
10. A-BEX TEST DVD
11. Music CD
12. DVD TSD-1 (TOSHIBA EMI DVD Test Media)
TOSHIBA NB100 Maintenance Manual
2. HDD
3. Keyboard
5. LAN
6. Speaker
2 Troubleshooting
2-1
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