Secondary Microphone - Sony Xperia Z3 Compact Troubleshooting Manual

Problem Areas: Microphone

1.8.2 Secondary Microphone

Check:
Inspect the external port of secondary microphone on the
Front Cover.
Action:
1. If clogged – clean it.
Check:
Inspect the Holder 2nd MIC Duct on the Main PBA.
Action:
1. If damaged or not properly connected – replace it.
Check:
Inspect the secondary microphone on the Main PBA.
Action:
1. If dirty – clean it.
2. Replace the Main PBA.
1291-4299 Rev 1
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Sony Mobile Communications AB – Company Internal
Troubleshooting Guide (mech)
19(59)