Troubleshooting Guide (mech)
1261-4721 Rev 3
Sony Mobile Communications AB
– Company Internal
44(62)
Problem Areas
1.24 External Memory
1.24.1 Memory Card not detected
Check:
Inspect the external port of the memory card holder and
check if a memory card can be properly inserted.
Action:
If dirty or clogged
– clean the external port.
Note: Ensure the BtB connector of battery is
disconnected in the following steps!
Check:
Inspect the memory card holder on the PFC Side Key.
Action:
If dirty or clogged
– clean the holder.
Check:
Inspect the BtB connector of FPC Side Key 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 memory card holder or the BtB connector of FPC
Side Key is damaged
– replace the FPC Side Key.
4. Replace board.
