(Refrigerator Bulb)
1. Open the door and check if the freezer bulb
turns on.
2. Press the Door S/W and check if the freezer
bulb turns off.
3. Close the door of freezer and repeat 1 and 2
for refrigerator.
4. If there is a problem, check bulb and door S/W.
5. Check wire connection.
(Micom signal)
1. Check if CN30 ⑥ and
⑧
is 5V DC after closing the F·R doors.
2. Check if CN30 ⑥ is 0V DC when opening F door.
2. Check if CN30
⑧
is 0V DC when opening R door.
3. If there is problem, check door S/W and wire connection.
Checking the Door S/W
Reference5
1. Press the button on the PCB after removing
the main PCB cover from the upper part of
refrigerator.
2.
Buzzer will sound to indicate the forced running.
(Forced running)
Forced running & forced defrosting
Reference6
* This function is used to turn on the comp and
fan immediately regardless of the temperature
of freezer.
1. Press the button during forced running. Then,
R-defrosting is performed.
2. If the button is press during R-defrosting, F-
defrosting is also performed at the same time.
3. If the button is pressed during R-F defrosting,
test mode is released.
(Forced defrosting)
* This function is used to turn on the defrosting
regardless of defrost time.
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