Ambient Light Sensor; Light Sensor Malfunctions - Sony Xperia Z3 Compact Troubleshooting Manual

Problem Areas

1.18 Ambient Light Sensor

1.18.1 Light Sensor malfunctions

Check:
Inspect the external window area of light sensor on the Front
Cover.
Action:
1. If dirty – clean it.
2. If scratched or damaged – replace the Front Cover.
Check:
Inspect the BtB connector of the Jack FPC to the Main PBA.
Action:
1. If not properly connected – disconnect and reconnect it.
2. If dirty or oxidized – clean it.
3. If the BtB connector of Jack FPC or FPC is damaged –
replace the Jack FPC.
1291-4299 Rev 1
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Sony Mobile Communications AB – Company Internal
Troubleshooting Guide (mech)
31(59)