Toshiba A10 manual Troubleshooting Troubleshooting Procedures

2.1 Troubleshooting 2 Troubleshooting Procedures

2.1Troubleshooting

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