Wlan; Wlan Connection Failure - Sony Xperia ZL Troubleshooting Manual

Problem Areas

1.14 WLAN

1.14.1 WLAN connection failure

Check:
Inspect the Carrier Spbox containing WLAN, Bluetooth and
GPS antenna and the connection to the PBA Complete.
Action:
1. If dirty – clean it.
2. If the antenna is damaged – replace the Carrier Spbox.
Check:
Inspect the WLAN, Bluetooth and GPS antenna contact pin
on the PBA Complete.
Action:
1. If dirty or oxidized – clean the pin.
2. Replace PBA Complete.
1271-7735 Rev 1
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Sony Mobile Communications AB – Company Internal
Trouble Shooting Guide (mech)
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