LG LSFXC2476 Series Service Manual page 70

7-19. Poor cooling in Freezer compartment
Symptom
1. Poor cooling in
Freezer compartment
CON7
CN1
CON6
CON3
CON2
CON5
Duct
Air Flow
Air Temperature
1. Check the sensor resistance
2. Check the air f low
3. Check the air Temperature
4.Check the Fan motor sticky
4. Check the Fan motor voltage
CON201
CON203
CON1
CON5
Status
Windy
Cold
- 70 -
Check Point
Duct
CON7
CON7
Resistance [Ω]
17 th pin & 18 th pin
-22ºF / -30ºC
-13ºF / -25ºC
-4ºF / -20ºC
5ºF / -15ºC
14ºF / -10ºC
23ºF / -5ºC
32ºF / 0ºC
TEST MODE 1
CON7 10 pin & 12 pin
th th
CON7 8 pin & 12 pin
th th
CON5 4 th pin &5 th pin
Fan Motor
40k
30k
23k
17k
13k
10k
8k
Voltage [V]
11.4~12.6V
Not 0V, 5V
Not 0V, 5V