Troubleshooting Guide (mech)
1261-4721 Rev 3
Sony Mobile Communications AB
– Company Internal
32(62)
Problem Areas
1.13 NFC
1.13.1 NFC malfunctions
Note: Ensure the BtB connector of battery is
disconnected in the following steps!
Check:
Inspect the NFC antenna contact pads on the Cover Rear
Sub Assy and the contact pins on the PBA.
Action:
1. If dirty or oxidized
– clean the pads and pins.
2. If the pads are damaged
– replace the Antenna NFC
Flex.
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.
Check:
Inspect the ZIF connector of FPC Side Key to the PBA Sub
NFC Assy.
Action:
1. If not properly connected
– disconnect and reconnect.
2. If dirty or oxidized
– clean the both sides of the ZIF
connector.