2.12 Sound 2 Troubleshooting
Portege 2000 Maintenance Manual (960-333) 2-43
2.12 Sound
To check if the sound function is defective or malfunctioning, follow the troubleshooting
procedures below as instructed.
Procedure 1 Diagnostic Test Program Execution Check
Procedure 2 Connector Check
Procedure 2 Replacement Check
Procedure 1 Diagnostic Test Program Execution Check
Execute the Sound test program available as part of the maintenance test program. See
Chapter 3 for information on how to perform the test.
If any error is detected by the test, go to Procedure 2
Procedure 2 Connector Check
The speakers are connected to the main board shown in the following figure.
These connecters may have come off. Disassemble the computer and check the connector
connections.
Execute Chapter 1 if the speaker is not working properly.
Go to Check 2 if the external Microphone terminal and the Headphone are not working
properly.
Check 1 If the speaker is not working properly, the speaker cable may come off. Make sure
the speaker cables are connected to the Main board PJ10 firmly. If there is still an
error, perform Check 3
Check 2 If external Microphone terminal and the Headphone are not working properly, the
cable between the Main board and SC board, or the Main board and FL board may
come off. Or the cable between the SC board and the Microphone terminal or the
SC board and the Headphone may come off. Make sure those cables are connected
firmly. If there is still an error, perform Check 3.
Speaker
Headphone
Main board
PJ10 PJ9
FL board
PJ500 PJ501
SC board
PJ999
PJ997
PJ998
External Microphone
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