Headset Audio Failure - Huawei U9500 Maintenance Manual

U9500 Maintenance Guide
Handling Process for the Voice Reception Failure
Figure 9-45 shows the process for handling the voice reception failure.
Figure 9-45 Handling process for the voice reception failure

9.2.17 Headset Audio Failure

Handling Process for the Headset Speaker failure.
Figure 9-46 shows the process for handling the headset speaker failure.
Issue 1.2 (2012-6-30)
Voice reception failure
Check whether the receiver
functions properly.
Y
Check whether the receiver
FPC is in good condition.
Y
Check whether the signal
circuit is in good condition.
Y
Resolder or replace U1201.
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N
Replace the
receiver.
N
Replace the
FPC.
N
Rectify the faults on the
signal circuit on the
PCBA.
9 Troubleshooting
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