Sony Xperia Z1 Troubleshooting Manual page 60

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.
1279-7185 Rev 1
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Troubleshooting Guide (mech)
60(68)