Sony Xpreia acro S Working Instructions page 124

Problem Areas: Keys
Note: Ensure the BtB connector of Battery is
disconnected in the following steps!
Check:
Inspect the Key Gasket (a) and the key power switch (b).
Action:
1. If dirty – clean them.
2. If the Key Gasket is damaged – replace it.
3. If the key power switch is damaged – replace the PBA
Flex Module.
Check:
Inspect the BtB connector of PBA Flex Module to the PBA.
Action:
1. If not properly connected – disconnect and reconnect.
2. If dirty or oxidized – clean the both sides of the BtB
connectors.
1267-1086 Rev 2
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Sony Mobile Communications AB – Company Internal
Troubleshooting Guide (mech)
12(72)