Table of Contents
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Problem Areas
1.17 Proximity switch
1.17.1 Proximity switch malfunctions
Check:
Inspect the Proximity switch and sensor window area on the
Front Cover Assy.
Action:
1. If dirty – clean it.
Check:
Inspect the both sides of the ZIF connector on the PBA and
the FPC on the PBA Receiver Flex.
Action:
1. If not properly connected – disconnect and reconnect.
2. If dirty or oxidized – clean it.
Check:
Inspect the PBA Receiver Flex.
Action:
1. If the PBA Receiver Flex, its sensor or switch is damaged
– replace the PBA Receiver Flex, Mylar Tape LCD Frame
and Receiver Adhesive.
2. Replace PBA.
1262-4100 Rev 2
Sony Mobile Communications AB – Company Internal
Troubleshooting Guide (mech)
29(41)
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