Proximity; Proximity Sensor Does Not Work - Samsung SM-A505F Service Manual

8. Level 3 Repair

8-4-8-3. Proximity

Proximity Sensor does not work

Check the voltage
C3094 =1.8V
(Sensor's IO voltage)
Check the voltage
C3093 =3.3V
(Sensor's LED voltage)
Check SDA, SCL of U3014
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Yes
Yes
Yes
(I2C is OK?)
Yes
END
No
No
No
Replace U3011
Replace U3010
Replace U3014