Earphone; Earspeaker - Sony Xperia Z C6602 Troubleshooting Manual

Problem Areas
1.7

Earphone

1.7.1 Earspeaker

Check:
Inspect the Earspeaker's external port on the Front
assembly and if there is no sound at all the Audio Jack.
Action:
1. If clogged – clean it.
2. If the port is damaged – replace the Front Assembly
3. If not prompted to insert headphones when you start FM
radio without headphones - clean Audio Jack or replace
FPC Assembly Top RoW.
Check:
Inspect the pins of Ear Speaker 12.0 Rectangular_WR
Action:
1. If dirty – clean them.
2. If the pins are damaged – replace the Ear Speaker 12.0
Rectangular_WR.
Check:
Inspect the Earspeaker's connector pads on the Main PBA.
Action:
1. If the pads are dirty/oxidized – clean them.
2. Inspect
3. Replace Main PBA.
1273-1793 Rev 3
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Sony Mobile Communications AB – Company Internal
Trouble Shooting Guide (mech)
14(44)