LG LSFXC2476 Series Service Manual page 68

7-18. Poor cooling in Fresh food section
Symptom
1. Poor cooling in Fresh
f ood section
CON7 CN1
CON6
CON3
CON2
CON5
CON6
Duct
Air Flow
Air Temperature
1. Check the sensor resistance
2. Check the air f low
3. Check the air Temperature
4. Check the R-Fan motor voltage
5. Check the Fan motor voltage
CON201
CON203
CON1
Status
Windy
Cold
- 68 -
Check Point
CON7
CON7
15 th pin & 16 th pin
23ºF / -5ºC
32ºF / 0ºC
41ºF / 5ºC
50ºF / 10ºC
59ºF / 15ºC
TEST MODE 1
CON6 3 th pin & 5 th pin
CON6 1 th pin &5 th pin
CON6 34 pin &5
th th
Duct
Resistance [Ω]
38k
30k
24k
19.5k
16k
Voltage [V]
11.4~12.6V
Not 0V, 5V
pin Not 0V, 5V