LG LSC26945TT Service Manual page 21

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
Ice-maing sensor
Ice-maker unit
Ambient sensor
(Better1 Model Only)
Note2) Freezer room notch temperature display and refrigerator room notch temperature display(Failure code indication
part) are normally indicated in abnormal ambient sensor, and "Er" indicated on the amvient 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, a 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.