Service Manual - Quietside

4-5-14 Compressor lock error1. Checklist :1) Is the connection of cable for the compressor and power?2) Is the interphase resistance of compressor normal?2. Troubleshooting procedureRestart after power off.Is the lock error occurred again?NoTerminate the service.YesIs the interphase resistance value ofcompressor(u↔v, v↔w, w↔u) normal?NoExchange the compressor.YesIs the compressor body andinterphase resistance insulated?NoExchange the compressor.YesIs the connection cable for thecompressor and power terminal normal?NoCorrect the cable connection.YesExchange the PCB.Samsung Electronics 4-31CH£ª£ª£ªCAV_USA_30520_SM_N.indd 31 2009-2-18 17:33:51