Troubleshooting With Error; Freezer Sensor Error - LG LFX28977ST/01 Service Manual

6-2. Troubleshooting With Error

Freezer Sensor Error

Is Er-FS displayed?
Yes
Is the connection loose?
No
Power Off
Tip : To protection of MICOM
Reconnect
Yes
- 23 -
Disconnect CON6 and
measure the value. Is
resistance value between
pins 11 & 12 of CON6 as
below? (BL/WH to BL/WH)
pin11 pin12
Test Point Result
1.4 ~ 120 ㏀
Pin11 to pin12
Yes
Reconnect CON6 and Power
ON
If the ER-FS appears when
you press FREEZER key and
ICE PLUS Key at the same
time, Replace the main PWB.
(Position No:500A)
Otherwise, explain to the
customer!
Replace
No
F-sensor
(Position
No : 610C)