Eeprom Error - Samsung AC052HBLDKH Service Manual

4-7-7 EEPROM error

Indoor unit display
(Operation) (Defrost) (Timer) (Fan) (Filter)
Wire remote controller display E162
Symptom EEPROM PCB disconnected from the MAIN PCB
Failure Option error
Is the EEPROM PCB
Yes
disconnected from the MAIN PCB?(CN201)
Connect the EEPROM PCB to MAIN PCB
and restart the unit
No
Connect the EEPROM PCB to MAIN PCB
No
Is the error mode disappear ?
Replace the PCB and
Yes
restart the unit
The indoor unit work normaly
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