Outline - Toshiba Satellite M20 Maintenance Manual

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. Diagnostics (maintenance test program) disk
2. Phillips screwdrivers (2 mm, 2.5 mm)
3. Cleaning disk kit (for CD-ROM/ DVD-ROM drive cleaning)
4. Bootable CD
5. Printer port LED (i.e LPT Port LED)
6. Printer port (parallel port) loopback connector (i.e. LPT Port)
7. Serial port loopback connector (i.e. COM Port)
8. PC Card loopback connector
9. Multimeter
10. External monitor
11. External PS/2 keyboard
12. External PS/2 mouse
13. Multimedia sound system with line-in and line-out ports
14. Headphone
15. Microphone
16. External FDD attachment
17. A-BEX TEST CD-ROM TCDR-702
18. Music CD
19. DVD-ROM TSD-1 (TOSHIBA EMI DVD Test Media)
Satellite M20 Maintenance Manual
2. 2.5-inch HDD
5. DVD-ROM drive
8. Lan
2 Troubleshooting
3. Keyboard
6. CD-ROM
2-1