LG LFXS29766 Series - Page 37

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SymptomCheck Point
1. F dH 1. Check the door gasket
2. Check Defrost Heater
3. Check the PCB output voltage
Part Resistance [Ω]
FUSE-M 0
DefrostHeater 35~40
DefrostSensor 22k↑
TEST MODE 3 Voltage [V]
CON3
6
th
pin & 10
th
pin
112V ~ 116V
TEST MODE 1 Voltage [V]
CON3
6
th
pin & 10
th
pin
0V
CON3
8-5. Defrost Heater Error (F dH)
CON7 CON8
CON203
CON2
CON1
CON3
CON5
CON6
CON201