Procedure 3 Diagnostic Test Program Execution Check; Procedure 4 Replacement Check - Toshiba Satellite 1400 Series Maintenance Manual

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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2.4 System Board Troubleshooting
Satellite 1400/2400 Series Maintenance Manual (960-364/365)