2.1 Outline 2 Troubleshooting
Satellite/Satellite Pro/C850D/C855D/L850D/L855D Maintenance Manual 2-1
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 2. HDD 3. Keyboard
4. Display 5. ODD Drive 6. LAN
7. Speaker 8. Cooling Module 9. Touchpad
10. Memory 11. USB Port 12. Headphone Port
13. Microphone Port 14. Video RGB Port. 15. Card Reader
16. Camera 17. Wireless LAN 18. Battery Pack
19. HDMI port
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. Screwdrivers (2.0mm/2.5mm/3mm)
3. Cleaning disk kit (for ODD drive cleaning)
4. Bootable CD
5. Multi-meter
6. External monitor
7. Headphone
8. Microphone
9. A-BEX TEST DVD
10. Music CD
11. DVD TSD-1 (TOSHIBA EMI DVD Test Media)