1-1. ERROR CODE SUMMARY
MICOM ERROR CODE
Warning
!
Please make sure power off and discharge fully before you test
NO
Item
Error Code
Error description
Remark
FRE
EZE
R
REF
RIGE
RATO
R
1
F sensor
abnormal
FS
E
F Sensor Open or short
Sensor lead wire
or wafer badness
2
RT sensor
abnormal
rt
E
RT Sensor Open or short
3
R1 sensor
abnormal
rS
E
R1 Sensor Open or short
4
R2 sensor
abnormal
r2
E
R2 Sensor Open or short
5
D sensor
abnormal
dS
E
D Sensor Open or short
6
Defrost
abnormal
dH
E
D sensor still below 5
℃
after defrost heater on
80m
Fuse M open
、
Def Heater open
、
or Relay of def
heater badness
7
F-Fan
abnormal
FF
E
When Fan should be on,
Main PCB can not
receive the feed back
signal in 65s
Fan lead wire
badness, Fan
drive IC badness
8
C-Fan
abnormal
CF
E
9
Communication
error
CO
E
Communication between
Main and display
abnormal
Lead wire, Main
PCB or Display
PCB badness
Attention
：
1. When No.2&4 error happen
，
it can not be shown unless you hold “EXPRESS FRZ.”
and “FREZZER” key more than 3 sec.
2. When other error happen, it can be shown automatically after 3 hours later since
error happen.
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