36 Samsung Electronics3-3. Communication error on all PBA within the outdoor unit C-Box,communication cable error. (E-205)Outdoor unit Display E-205Indoor unit DisplayDuct, Cassette (1 / 2Way), Console, CeilingOperation Defrost Timer Fan Filter / MPI× × ×Cassette (4Way / Mini 4Way)Operation Defrost Timer Filter×Duct, Cassette (1/2 Way), Console, CeilingOperation Timer Turbo 24°C 27°C× × ×: ON : Flash ×: OFFJudgement Method t$PNNVOJDBUJPOFSSPSCFUXFFOUIF$#PY1$#Cause of problem t$PNNVOJDBUJPOXJSFJOTJEFUIF$#PYJTVODPOOFDUFEt.BJO1$#EFGFDUJWFDid the communicationconnector break awayfrom the PCB?Is inverter PCB CN32and Fan PCB CN12connector accuratelyconnected?Is FAN PCB LD22, 32 ashes?Replace main PCB.Restart operation after connecting the inverterPCB2 CN31(when the Comp. applied one :Inverter PCB1)connector. (Check the 3, 4 Pin short)* When performing the connector work, Pleaseturn offthe main power .Check the Inverter PCB1 CN32, CN91 and Fan PCBCN12 Communication wire / Connector .* When performing the connector work, Pleaseturn off the main power.Check the Main PCB : Main PCB TX circuit Inspection* When performing the connector work, Pleaseturn o the main powerYesNoYesNoNo
