
Troubleshooting Guide (mech)
1279-7185 Rev 1
Sony Mobile Communications AB – Company Internal
29(68)
Problem Areas
1.13 NFC
1.13.1 NFC malfunctions
Check:
Inspect the NFC
antenna contact pads on Sub Antenna
Assy and the contact pins on Main PBA.
Action:
1. If dirty or oxidized – clean the pads and pins.
2. If the NFC
antenna contact pads or NFC antenna film is
damaged – replace the Sub Antenna Assy.
3. If the contact pins on main PBA is damaged – replace
Main PBA.