Bluetooth And Wlan; Bluetooth Or Wlan Connection Failure - Sony Xperia Z1 Troubleshooting Manual

Problem Areas

1.12 Bluetooth and WLAN

1.12.1 Bluetooth or WLAN connection
failure
Check:
Inspect the BT + WLAN Flex Antenna contact pads on Rear
Cover Assy and the contact pins on PBA WLAN Sub.
Action:
1. If dirty or oxidized – clean the pads and pins.
2. If the antenna is damaged – replace the BT + WLAN Flex
Antenna.
3. If the contact pins on PBA WLAN Sub is damaged –
replace the PBA WLAN Sub.
Check:
Inspect the RF connector of RF Cable A to the PBA WLAN
Sub.
Action:
1. If not properly connected – disconnect and reconnect it.
2. If dirty or oxidized – clean it.
1277-9814 Rev 2

Sony Ericsson Mobile Communications AB – Company Internal
Troubleshooting Guide (mech)
28(63)