Sound Troubleshooting; Procedure 1 Diagnostic Test Program Execution Check; Procedure 2 Connector Check; Procedure 3 Replacement Check - Toshiba Satellite R10 Maintenance Manual

2 Troubleshooting

2.13 Sound Troubleshooting

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 3: 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 speaker, internal microphones, external microphone and headphone are connected to the
system board shown in the following figure. These connections may be loose or cables may
come off. Disassemble the computer referring to the steps described in Chapter 4 and make
sure each connection. If there is still an error, perform Procedure 3.
Procedure 3 Replacement Check
Check 1 If the speaker or internal microphones is not working properly, the part may be
faulty. Replace it with a new one following the step in Chapter 4. If there is still an
error, go to Check 2.
Check 2 The system board may be faulty. Replace it with a new one following the step in
Chapter 4. If there is still an error, perform Check 3.
Check 3 The external speaker or headphone may be faulty. Replace it with a new one.
Satellite R10 Maintenance Manual (960-509)

2.13 Sound Troubleshooting

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