Bluetooth And W-Lan Malfunctions - Sony XPERIA ST25i Troubleshooting Manual
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Also See for XPERIA ST25i:
- Information (158 pages) ,
- Working instructions (53 pages) ,
- Test instructions (22 pages)
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1.12 Bluetooth and W-LAN malfunctions
1.12.1 Bluetooth and W-LAN
malfunctions
Check:
Inspect the WLAN and Bluetooth antenna on the Carrier
Frame Assy.
Action:
If dirty – clean it.
Check:
Inspect the WLAN and Bluetooth antenna contact pads on
the Carrier Frame Assy and the contact pins on the PBA.
Action:
1. If dirty or oxidized – clean the pads and pins.
2. If the antenna or pads are damaged – replace the Carrier
Frame Assy.
3. Replace board.
Problem Areas
1263-4091 Rev4
© Sony Mobile Communications AB – Company Internal
Trouble Shooting Guide Repair Instruction Mechanical
26(46)
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