2 Troubleshooting Procedures 2.15 Sound Troubleshooting
2-58 TECRA 9100 Maintenance Manual (960-347)
Procedure 3 Replacement Check
Check 1 If the stereo speakers do not sound properly, they may be defective or damaged.
Replace them with new ones. If the stereo speakers still do not work properly, go
to Check 5.
Check 2 If headphones don't sound properly, the headphone jack may be defective or
damaged. Replace the sound board with a new one. If the sound function still does
not work properly, go to Check 5.
Check 3 If the sound function does not work properly, the microphone cable may be
defective or damaged. Replace it a new one. If the sound function still does not
work properly, go to Check 4.
Check 4 The I/O board may be defective or damaged. Replace it with a new one.
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