Microphone - Sony Xperia ZL Troubleshooting Manual

Problem Areas
1.8

Microphone

1.8.1 Microphone
Check:
Inspect the Microphone's external port on the Front Assy.
Action:
1. If clogged – clean the port.
2. If the port is damaged – replace the Front Assy.
Check:
Inspect the contact pads and BtB connector on the FPC
Camera Key PBA and the BtB connector on the PBA
Complete.
Action:
1. If dirty or oxidized – clean them.
2. If not properly connected- disconnect and reconnect
connector.
Check:
Inspect the Microphone and BtB connector on the FPC
Camera Key PBA.
Action:
1. If dirty – clean them.
2. If Microphone or BtB connector is damaged – replace the
FPC Camera Key PBA.
3. Replace the PBA Complete.
1271-7735 Rev 1
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Sony Mobile Communications AB – Company Internal
Trouble Shooting Guide (mech)
14(42)