Sony Xpreia acro S Working Instructions page 132

Problem Areas: Speaker
Note: Ensure the BtB connector of Battery is
disconnected in the following steps!
Check:
Inspect the Loudspeaker's pins and the pads on the PBA.
Action:
1. If dirty – clean them.
2. If the pins of the Loudspeaker are damaged – replace the
Loudspeaker.
3. Replace PBA.
1267-1086 Rev 2
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Sony Mobile Communications AB – Company Internal
Troubleshooting Guide (mech)
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