LG LFC25760SW - Troubleshooting Guide; UNDERSTANDING SOUNDS YOU MAY HEAR; REFRIGERATOR DOES NOT OPERATE; VIBRATION OR RATTLING NOISE

2. Open Door Detection Circuit Check
- 31 -
(PIN NO.30 & PIN NO.27)
Closed 5 V
Open 0 V
Freezer/
Refrigerator Door
Measurement
Location