Microphone Failure - Huawei H60-L04 Simplified Maintenance Manual

H60-L04 Simplified Maintenance Manual

10.7 Microphone Failure

Figure 10-12 Troubleshooting microphone failures
Are the related signal
Issue 1.0 (2014-09-04)
Microphone failure
Is the microphone
functional?
Y
circuits functional?
Y
Replace the PCBA
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10 Troubleshooting
N
Replace the
microphone
N
Exclude the
microphone
related signal
circuit faults
47