TroubleshootingSamsung Electronics 89Outdoor unitdisplay (C001 ~ C005) - some boards of outdoor unit are not communicatingIndoorunitdisplayDuct, Cassette (1/2 Way),Console, Celing Cassette (4/Mini4 Way) Wall-mounted (NeoForte)Operation Defrost Timer Fan Filter/MPI Operation Defrost Timer Filter Operation Timer Turboϧ ϧ ስ ስ ϧ ϧ ስ ስ ϧ ϧ ስ ስ: ON : Flash ×: OFFJudgmentMethod ∙ PBA does not respond to the invoked Main PBACause ofproblem ∙ C-Box internal Inverter PBA, Fan PBA, Hub PBA, Water Hub PBA defective.4-3-7 Internal PBA Communication error of the Outdoor Unit C-Box1. Cause of problemWhen happen, refer to how to check E205.Replace the FAN PBAHUB PBA replace if E206 C001 is continued..Check the wire connection status.Replace the NVERETER PBA.Check the wire connection status.NoNoNoNoYesYesYesYesDoes E205 occur after 1 minute?Is INVERETER PBA CN13 connector andEMI PBA CN23 connector accuratelyconnected?Does INVERETER PBA LD22 (LED) blink?Is INVERETER PBA CN31, CN91connector and FAN PBA CN501 connectoraccurately connected?E206 C001E206 C0024-3 Appropriate Measures for Different Symptom (cont.)
