Toshiba Satellite L630-BT2N13 Maintenance Manual - Page 48

Procedure 2, Test Program Check, Replacement Check, 4 System Board, Troubleshooting

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2.4 System Board 2 Troubleshooting Procedure 2 Test Program Check The maintenance test program contains several programs for diagnosing the system board and CPU. Execute the following test programs using the procedures described in Chapter 3. 1. System test 2. Memory test 3. Keyboard test 4. Display test 5. Hard Disk test 6. Mouse test 7. ODD test 8. Sound test 9. LAN test If an error is detected during these tests, go to Procedure 3. Procedure 3 Replacement Check The system board, memory, or CPU may be defective. Disassemble the computer following the steps described in Chapter 4 and replace the system board, memory module or CPU with a new one. 2-9 Satellite/Satellite Pro/L630/L635 Maintenance Manual

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2.4 System Board
2 Troubleshooting
2-9
Satellite/Satellite Pro/L630/L635
Maintenance Manual
Procedure 2
Test Program Check
The maintenance test program contains several programs for diagnosing the system board and
CPU.
Execute the following test programs using the procedures described in Chapter 3.
1.
System test
2.
Memory test
3.
Keyboard test
4.
Display test
5.
Hard Disk test
6.
Mouse test
7.
ODD test
8.
Sound test
9.
LAN test
If an error is detected during these tests, go to Procedure 3.
Procedure 3
Replacement Check
The system board, memory, or CPU may be defective.
Disassemble the computer following the
steps described in Chapter 4 and replace the system board, memory module or CPU with a new
one.