2.2 Basic Flowchart

2 Troubleshooting

If the diagnostic program cannot detect an error, the error may be intermittent. Run the continuous test program repeatedly to isolate the problem. Check the log utilities function to confirm which diagnostic test detected the error, then perform the appropriate troubleshooting procedures as follows:

1.If an error is detected by the System test, Memory test, Async test, Printer test, Sound test, or Real Timer test, follow the system board troubleshooting procedures in Section 2.4.

2.If an error is detected by the Hard Disk test, follow the HDD troubleshooting procedures in Section 2.5.

3.If an error is detected by the Keyboard test, follow the keyboard troubleshooting procedures in Section 2.6.

4.If an error is detected by the Display test, follow the display troubleshooting procedures in Section 2.7.

5.If an error is detected by the ODD test, follow the ODD troubleshooting procedures in Section 2.8.

6.If an error is detected by the LAN test, follow the LAN troubleshooting procedures in section 2.9.

7.If an error is detected by the SD Card test, follow the SD Card troubleshooting procedures in section 2.10

8.If an error is detected by the Parallel Port test, follow the Parallel Port troubleshooting procedures in section 2.11

9.If an error is detected by the Speaker test, follow the Speaker troubleshooting procedures in section 2.12.

10.If an error is detected by the IEEE 1394 test, follow the IEEE 1394 troubleshooting procedures in section 2.13.

11.If an error is detected by the Fan On/Off test, follow the cooling module troubleshooting procedures in Section 2.13.

Satellite M40/M45 TECRA A4 dynabook Vx/4 Maintenance Manual

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Toshiba M40, Satellite manual Basic Flowchart Troubleshooting