Problem Areas
Check:
Inspect the BtB connector of FPC Assembly SIM to Main
PBA.
Action:
1. If not properly connected – disconnect and reconnect it.
2. If dirty or oxidized – clean the both sides of the BtB
connector.
3. If the BtB connector or SIM holder of FPC Assembly SIM
is damaged – replace the FPC Assembly SIM.
Check:
Inspect the BtB connector of FPC Assembly Relay SUB
PBA to Main PBA and PBA Complete Sub.
Action:
1. If not properly connected – disconnect and reconnect it.
2. If dirty or oxidized – clean the both sides of the BtB
connector.
3. If the BtB connector of FPC Assembly Relay SUB PBA is
damaged – replace the FPC Assembly Relay SUB PBA.
1274-7272
Rev 1
Sony Mobile Communications AB – Company Internal
Troubleshooting Guide (mech)
57(65)