Outdoor Led Error Display And Check Method - Samsung NS052CDXEA Service Manual

4-2 Outdoor LED Error Display and Check Method

No. Error Code
1 E201 Unit quantity miss matching between indoor and outdoor.
Abnormal state, no communication between Indoor and Outdoor
2 E202
Main PCB
3 E203 1min. Time out of communcation error(Main Inverter)
4 E221 Outdoor temp sensor error
5 E231 Cond. temp sensor error
6 E251 Discharge temp sensor error
7 E320 OLP Sensor Error
8 E403 Detection of Outdoor Freezing when Comp. Stop
9 E404 Protection of Outdoor Overload when Comp. Stop
Discharge temperature of a compressor in an
10 E416
outdoor unit is overheated.
Heating operation is not available since the outdoor air tem-
E440
perature is over 30°C.
11
Cooling operation is not available since the outdoor air tem-
E441
perature is lower than -5°C.
E458
12 Outdoor unit BLDC Fan 1 or Fan 2 error
E475
13 E461 Comp. Starting error
14 E462 Primary Current Trip error
15 E463 Over current trip / PFC over current error
16 E464 IPM(IGBT Module) Over Current(O.C)
17 E465 Comp. Over load error
18 E466 DC-Link voltage under/over error
19 E467 Comp. wire missing error
20 E468 Current sensor error
21 E471 Outdoor EEPROM error
22 E474 IPM(IGBT Module) or PFCM Temperature sensor Error
23 E484 PFC Overload Error
24 E500 IPM is over heated.
25 E554 GAS Leak error
26 E556 Capacity miss match between indoor and outdoor
Samsung Electronics
Meaning Remarks
Check indoor quantity setting in outdoor
Check electrical connection and setting
Check electrical connection and setting
Check Outdoor sensor Open/Short
Check Cond. sensor Open/Short
Check Discharge sensor Open/Short
Check OLP sensor Open/Short
Check Outdoor Cond.
Check Comp. when it start
Heating
Cooling
FAN1 error
FAN2 error
Check OLP sensor
Check AC Power or DC_Link voltage
Check Comp. wire
Check Outdoor Inverter PBA
Check Outdoor EEPROM date
Check Outdoor Inverter PBA
Check Outdoor Inverter PBA
Check Outdoor Inverter PBA
Check indoor and outdoor unit model
Check indoor and outdoor unit model
4-3