LG GR-459GTCA, Service Manual

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10) DEFECT DIAGNOSIS FUNCTION
(1) Automatic diagnosis makes servicing the refrigerator easy.
(2) When a defect occurs, the buttons will not operate: but the tones, such as ding, will sound.
(3) When the defect CODE removes the sign, it returns to normal operation (RESET).
(4) The defect CODE shows on the Refrigerator and Freezer Display.
u u
BEST
- Show ERROR CODE on display panel.
NOTE 1) When the SUPER FRZ. button and FRZ. Temp button are pushed and held for 1 second or longer, operates as
follow.
Miracle Zone sensor
RT sensor
- 25 -
1
2
3
4
5
6
Er
Er
Er
Er
NOTE 1)
FS
rS
dS
dH
Failure of Freezer
sensor
Failure of Refrigerator
sensor
Failure of defrost
sensor
Poor of defrost
Failure of RT sensor
Failure of Miracle
Zone sensor
Cut or short circuit wire
Cut or short circuit wire
Cut or short circuit wire
2hours later After starting defrost,
If sensor doesn't be over 10°C
Cut or short circuit wire
Cut or short circuit wire
* Inspect Connecting
wires On each sensor
Snapping of defrost
heater or Temperature
fuse, pull-out of
Connector (indicated
minimum 2 Hours after
failure occurs)
* Inspect Connecting
wires On each sensor
NO Item
a b
ERORR CODE
CONTENTS REMARKS
If normal, all graphics at the LCD are on.
If abnormal, the graphics of temp and text of miracle zone at the LCD are off.
If normal, all graphics at the LCD are on.
If abnormal, the graphics of
a
,
b
at the LCD are off.
1 2