Bluetooth And Wlan; Bluetooth Or Wlan Connection Failure - Sony Xperia miro Troubleshooting Manual

Problem Areas

1.11 Bluetooth and WLAN

1.11.1 Bluetooth or WLAN connection
failure
Check:
Inspect the WLAN and Bluetooth antenna on the Rear
Cover Assy.
Action:
1. If dirty – clean it.
2. If the antenna is damaged – replace the Rear Cover
Assy.
Check:
Inspect the WLAN and Bluetooth antenna contact pads on
the Rear Cover 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 Rear Cover Assy.
3. Replace board.
1266-5137 Rev 2

Sony Mobile Communications AB – Company Internal
Troubleshooting Guide (mech)
23(43)