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8. Level 3 Repair
8-4-11. Pro RGB sensor
Pro RGB Light Sensor does not work
Yes
Yes
Check the voltage
L4011, C4065 =3.3V
(Sensor’s LED voltage)
No
Replace U4013
Check the voltage
L4012, C4067, C4073 =1.8V
(Sensor’s IO voltage)
Yes
No
Replace U9004
Check R5037, R5099
(I2C is OK?)
No
Yes
Replace UCP500
Yes
END
Check connection HDC4000
No
Reconnect HDC4000
Check sensor FPCB
(crack, damaged, etc.)
Abnormal
Yes
Replace Sensor FPCB
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