NR-BX418/NR-BX468/NR-BX41B/NR-BX46B
6. SELF DIAGNOSING FUNCTION
When abnormal is cased in the refrigeator, the sign is displayed on LED as below chart
How to use “ Self diagnosing “ function ( Door control model )
1. Opening PC door push “ Fridge button “ more then 5 sec.
2. After blinking sec., each LED show as below.
3. “ Self diagnosing “ function will be automatically cancel after 7 min., from start operation.
How to use “ Self diagnosing “ function ( Door control model )
1. Opening PC door and Door switch depressed push “ Fridge button “ more then 5 sec
( Initially , all LED will be on for 3 sec )
2. After blinking at see, each LED show as below.
3. “ Self diagnosing “ function will be automatically cancel after 7 min., from start operation.
No.
Failure mode
Corresponding diagnostic code
(diagnostic code will not be displayed)
Quick Freezing
LED
Control LED
Min.
Mid.
Max.
Detection of HC refrigerant leakage
H36
●
●
(low-pressure leak)
Detection of HC refrigerant leakage
H35
(high-pressure leak)
Disconnection or short circuit in ATC thermistor
H07 (defect in ATC thermistor)
●
Disconnection or short circuit in DFC thermistor
H05 (defect in DFC thermistor)
●
Disconnection or short circuit in FCC thermistor
H01 (defect in FCC thermistor)
●
Disconnection or short circuit in PCC thermistor
H02 (defect in PCC thermistor)
●
●
Disconnection or short circuit in PFC thermistor
H03 (defect in PFC thermistor)
●
●
Defect in FC defrost heater
H31(defect in FC defrost heater)
●
Defect in INV comp.
H40 (IPM lock protection)
●
●
●
H41(undervoltage protection)
H52(overvoltage protection)
Defect in PCB
H50 (communication error)
●
H51 (error in EEPROM)
Defect in illumination sensor
H64 (defect in illumination sensor)
●
●
●
Normal
--
●
●
●
●
[
●
] : Go out [
●
] : Light up [ ] : Flash (0.16s ON / 0.16s OFF)
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