Troubleshooting Guide (mech)
1266-5087 Rev 1
Sony Mobile Communications AB
– Company Internal
17(57)
Problem Areas: Speaker
Check:
Inspect the BtB connector of Key Flex FPC to the PBA.
Action:
1. If not properly connected
– disconnect and reconnect.
2. If dirty or oxidized
– clean the both sides of the BtB
connector.
3. If the two BtB connectors or the FPC of the Key Flex FPC
is damaged
– replace the Key Flex FPC.
4. Replace board.