Troubleshooting Introduction - Toshiba Satellite A665 Series Maintenance Manual

2 Troubleshooting Procedures
2.1
Chapter 2 describes how to determine if a Field Replaceable Unit (FRU) in the computer is
causing the computer to malfunction. The FRUs covered are:
1. Display 7. Optical driver 13. Finger printer
8. Wire LAN
2. Keyboard
3. USB ports 9. Camera
4. MIC 10. Bluetooth
5. Touch Pad 11. HDMI CEC
6. Speaker 12. 3D Sensor
The Diagnostics Disk operations are described in Chapter 3. Detailed replacement
procedures are given in Chapter 4.
The following tools are necessary for implementing the troubleshooting procedures:
1. Phillips screwdriver (3.5 mm)
2. 2DD or 2HD formatted work disk for floppy disk drive testing
3. Multimeter
4. External monitor
5. USB compatible keyboard
6. Multimedia sound system with line-in and line-out ports
7. Headphones
8. USB test module and USB cable
9. Music CD
10. MIC module and MIC line
11. Audio loop back
12. Finger print module
13. TV tuner signal generator
14. USB3.0 HDD
15. Felica card
16. Remote controller
17. HDMI
18. CRT
Satellite A660/A665 Series Maintenance Manual

Troubleshooting Introduction

14. USB 3.0
15. Felica Card
16. TV-Tuner &B-Case 22.HDD
17. Sleep &Charge
18. Bridge Media slot
19.JET
20.3G
21. Light sensor
23.CIR
24.CRT
25. Sleep & play music
26. Wimax
27. LAN
28. Battery
29. LED
3