
Troubleshooting Guide (mech)
1279-7185 Rev 1
Sony Mobile Communications AB – Company Internal
60(68)
Problem Areas: Network & Signal
3. If the connector on the FPC Assy Relay/Side Key is
damaged – replace FPC Assy Relay/Side Key.
4. If the FPC Assy 2nd Antenna is damaged – replace the
FPC Assy 2nd Antenna.
Check:
Inspect the RF connector of FPC Assy 2nd Antenna to the
main PBA.
Action:
1. If not properly connected – disconnect and reconnect it.
2. If dirty or oxidized – clean it.
3. If the FPC Assy 2nd Antenna is damaged – replace it.