Toshiba Satellite Pro L450-W1543 Maintenance Manual - Page 42

If an error is detected by the keyboard test, perform the Keyboard Troubleshooting

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2 Troubleshooting Procedures If the diagnostics program cannot detect an error, the problem may be intermittent. The test program should be executed several times to isolate the problem. When a problem has been located, perform the appropriate troubleshooting procedures as follows: 1. If an error is detected by the battery test, perform the Power Supply Troubleshooting procedures in Section 2.3 2. If an error is detected by the display test, perform the Display Troubleshooting procedures in Section 2.4 3. If an error is detected by the keyboard test, perform the Keyboard Troubleshooting procedures in Section 2.5 4. If an error is detected by the Touch Pad test, perform the Touch Pad Troubleshooting procedures in Section 2.7 5. If an error is detected by the audio test, perform the Speaker Troubleshooting procedures in Section 2.9 and the Optical Drive Troubleshooting Procedures in Section 2.10 Satellite A350, SATEGO A350, EQUIUM A350 Series Maintenance Manual 7

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2 Troubleshooting Procedures
Satellite A350, SATEGO A350, EQUIUM A350 Series Maintenance Manual
7
If the diagnostics program cannot detect an error, the problem may be intermittent.
The test
program should be executed several times to isolate the problem.
When a problem has been
located, perform the appropriate troubleshooting procedures as follows:
1.
If an error is detected by the battery test, perform the Power Supply Troubleshooting
procedures in Section 2.3
2.
If an error is detected by the display test, perform the Display Troubleshooting
procedures in Section 2.4
3.
If an error is detected by the keyboard test, perform the Keyboard Troubleshooting
procedures in Section 2.5
4.
If an error is detected by the Touch Pad test, perform the Touch Pad Troubleshooting
procedures in Section 2.7
5.
If an error is detected by the audio test, perform the Speaker Troubleshooting
procedures in Section 2.9 and the Optical Drive Troubleshooting Procedures in
Section 2.10