2.4 System Board Troubleshooting

2 Troubleshooting Procedures

Procedure 3 Diagnostic Test Program Execution Check

Execute the following tests from the Diagnostic Test Menu. Refer to Chapter 3, Tests and Diagnostics, for more information on how to perform these tests.

1.System test

2.Memory test

3.Keyboard test

4.Display test

5.Floppy Disk test

6.Printer test

7.Hard Disk test

8.Real Timer test

9.NDP test

10.Expansion test

11.Sound test

12.CD-ROM/DVD-ROM test

13.Modem test

If an error is detected during these tests, go to Procedure 4.

Procedure 4 Replacement Check

The system board connectors may be damaged. Disassemble the computer following the steps described in Chapter 4, Replacement Procedures and perform Check 1.

Check 1 Visually check for the following conditions:

a)Connector housing is cracked or broken.

b)Connector pins are damaged.

If there is damage, go to Check 2

If there is no damage, but an error message still appears, go to Check 2.

Check 2 The system board may be damaged. Replace the system board with a new one.

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Toshiba M10 manual Procedure 3 Diagnostic Test Program Execution Check, Procedure 4 Replacement Check