LG LSC26905TT Service Manual page 24

MICOM FUNCTION
Note1) R2-sensor, OptiChill sensor and water tank sensor, Ice maker-sensor, Ice maker Unit are not indicated on the failure
indicating part but indicated in checking Display (When pressing for more than the button of freezing temperature
and super freezer button for more than 1 second).
R2-sensor (middle room)
or Abnormal Drive Micom
Communication
OptChill sensor or
Water tank sensor
Icemaking sensor
Icemaker unit
Ambient sensor
(GR-L267V(T)R (Refer to
appendix) Model Only)
Note 2) Freezer notch temperature display and refrigerator notch temperature display (Failure code indication part) are
normally indicated in abnormal ambient sensor, and Er indicated on the ambient temperature display (except for the
ambient temperature display, other LEDs or LCDs are indicated normally)
✻ LCD (LED) check function: If simultaneously pressing express freezer button and freezing temperature adjustment button
Normal: LED or LCD graphic on the (C) part turns on
Abnormal: LED or LCD graphic on the (C) part turns off
Normal: LED or LCD graphic on the (D) part turns on
Abnormal: LED or LCD graphic on the (D) part turns off
Normal: LED or LCD graphic on the (E) part turns on
Abnormal: LED or LCD graphic on the (E) part turns off
Normal: LED or LCD graphic on the (F) part turns on
Abnormal: LED or LCD graphic on the (F) part turns off
Normal: LED or LCD graphic on the (G) part turns on
Abnormal: LED or LCD graphic on the (G) part turns off
for a second, the back light is turned on and all display LCD(LED) graphics on. If releasing the
button, the LCD (LED) graphic displays the previous status, the back light is turned off (LCD
graphic and back light ON/OFF check).
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The other LED or
LCD Graphics
Turn On.