Vibration Sensor Assembly - LG WM3885H*CA Service Manual

9-10. VIBRATION SENSOR ASSEMBLY

Wiring
diagram
Function
The vibration sensor is designed to decrease the vibration of the washing machine.
It is attached to the top of the tub. It estimates the vibration of washing machine's
tub during drying. And, it reduces the vibration and the noise of washing machine.
Test
points
Result
Circuit in the MAIN PWB / Wiring Diagram
MAIN PWB
SDA
SCL
MICOM
Vibration Sensor
Original
Test Points
(1) to (3)
5V
RD
1 1
BL
2 2
BK
3 3
YL
4 4
BL2 BL
Result Remarks
5.0 Vdc Voltage Input
54
1 1
2 2
3 3
4 4
(3) (1)