Bluetooth And Wlan; Bluetooth Or Wlan Connection Failure - Sony C2104 Troubleshooting Manual

Problem Areas

1.12 Bluetooth and WLAN

1.12.1 Bluetooth or WLAN connection
failure
Check:
Inspect the Antenna BT WIFI on the Middle Frame
Assembly.
Action:
1. If dirty – clean it.
Check:
Inspect the contact pads on the Antenna BT WIFI and the
contact pins on the main PBA.
Action:
1. If dirty or oxidized – clean the pads and pins.
2. If defective or damaged – replace the Middle Frame
Assembly.
3. If the pins are damaged – replace Main PBA
1273-2281 Rev2
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Sony Mobile Communications AB – Company Internal
Troubleshooting Guide (mech)
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