Troubleshooting Introduction - Toshiba Tecra A3 Maintenance Manual

2.1 Troubleshooting Introduction

2.1 Troubleshooting Introduction
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
2. USB Floppy Drive
3. Keyboard
4. USB ports
5. TV-out port
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. Diagnostics Disk (Repair and Sound Repair)
2. Phillips screwdriver (2 mm)
3. 6mm nut driver (for the helix screw nuts on the rear ports for CPU door)
4. 2DD or 2HD formatted work disk for floppy disk drive testing
5. Printer port loopback connector
6. Sycard (PCMCIA test card)
7. Cleaning kit for floppy disk drive troubleshooting
8. Cleaning kit for optical drive troubleshooting
9. Multimeter
10. External monitor
11. USB compatible keyboard
12. Multimedia sound system with line-in and line-out ports
13. Headphones
14. USB test module and USB cable
15. Music CD
Tecra A3/S2 Series Maintenance Manual
6. Printer (parallel) port
7. TouchPad
8. Speaker
9. Optical drive
10. Modem
2 Troubleshooting Procedures
11. PCMCIA unit
12. IEEE 1394 port
13. Wireless LAN system
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