Earphone; Ear Speaker - Sony Xperia Z3 Troubleshooting Manual

Problem Areas
1.7

Earphone

1.7.1 Ear Speaker

Check:
Inspect the external port of Ear Speaker on the Front Assy.
Action:
1. If clogged – clean it.
Check:
Inspect the contact pads on the Main PBA and the contact
pins on the Loudspeaker.
Action:
1. If dirty – clean them.
2. If the contact pins of the Loudspeaker or the Loudspeaker
are damaged – replace it.
3. Replace Main PBA.
1288-9441 Rev 2
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Sony Mobile Communications AB – Company Internal
Troubleshooting Guide (mech)
18(59)