2 Troubleshooting Procedures
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 in the Diagnostic Program. Refer to Chapter 3, Tests and Diagnostics
for more information on how to perform the test program.
If any error is detected by the test, go to Procedure 2
Procedure 2
Connector Check
The connection of sound system is shown in the following figure.
External
Microphone
Internal
Microphone
As the connection may be bad, disassemble the PC and check each connection.
After checking their firm connections, it does not operate correctly, go to Procedure 3.
2-56
<SJ board>
PJ6001
PJ9560
PJ6000
Headphone
2.13 Sound Troubleshooting
<SD board>
CN9510
PJ9550
PJ6003
PJ6002
Speaker (R)
Speaker (L)
QOSMIO E10 Maintenance Manual (960-492)
<System board>
CN9500