Self Diagnosing Function - Panasonic NR-BW414MN Service Manual

5. SELF DIAGNOSING FUNCTION

When abnormalist is cased in the refrigerator, the sign is display on LED
as below chart.
How to use "Self diagnosing function"
1. Opening PC door and FC door, push
"Quick Freezing" bottom more than 5 sec.
2. Blinking LED of "Energy Saving" and "Quick
Freezing" during 3 sec.
3. After blinking at 3 sec., each LED show as below.
4. "Self diagnosing function" will automatically
cancel after 7 min., from start operation.
Symptom
Normal
Abnormal of FCC thermistor
Abnormal of DFC thermistor
Abnormal of ATC thermistor
Abnormal of FC fan motor
Abnormal of Defrost heater in FC
Abnormal of INV compressor
Abnormal of PCB
Refrigerating unit trouble
Refrigerating unit trouble
Details of symptom
Break/short of FCC thermistor
Break/short of DFC thermistor
Break/short of ATC thermistor
Break/lock of FC fan motor
Abnormal revolution of FC fan motor
Break/short of Defrost heater
Operate protector of IPM lock
Operate protector of voltage dropping
Operate protector of over voltage
Error of communication
Error of EEPROM
Gas leakage at high pressure side
poor compression
Gas leakage at low pressure side
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Energy Saving
Quick Freezing
Freezer Control
Energy Quick
Saving LED Freezing LED
None None
None Blinking
None Turn on
Blinking Turn on
Turn on Turn on
Turn on None
Turn on Blinking
Blinking Blinking
None None
None None
NR-BW414 / NR-BW464
Freezer
Control LED
None
None
None
None
None
None
None
None
MAX blinking
MIN blinking