2.2. Indoor UnitAutomatic Operation Button• Press for < 5 second to operate Automaticoperation mode. Used when the remote controlcannot be used.• Press for ≥ 5 second to operate Coolingoperation mode and compressor force to on(“beep” sound will heard). Used when testrunning or servicing.• Within 20 second of Cooling operation, presscontinuously for 5 second to enter varioussetting mode. “beep, beep” sound will be heard.(Used to toggle remote control signal receivingsound or select remote control transmissioncode).AUTOOFF / ONOperation Indication Lamps (LED)7 Minutes Time Save Control• To reduce the built up humidity inside the room.Anti-Dew Formation Control• Anti-Dew Formation Control for indoor unitdischarge area.Timer Operation• Delay OFF/ON Timer control.Powerful Operation• Reaches the desired room temperature quickly.Anti-Freezing Control• To prevent indoor heat exchanger from freezing.Random Auto Restart Control• Unit will be restarted, when resume from powerfailure, at previous setting.Indoor Fan Speed Control• Manual control fan speed (High, Medium andLow).• Automatic fan speed.• Vertical airflow control can be adjustedautomatically or manually by remote control.• Horizontal airflow can be manually adjusted byhand.Airflow Direction ControlTime Delay Safety Control• Restarting is inhibited for appro. 3 minutes.Hot-Start Control• To prevent cold air being discharge duringHeating operation starts.Starting Current Control• To reduce the starting current.Anti Cold Draft Control• To prevent the cold draft during Heating modeoperation in thermo off condition.Operation Mode• Heating, Cooling, Soft Dry and AutomaticOperation.30 Minutes Time Save Control• Heating operation only.Quiet Operation• To provide quiet operation.Ionizer Operation• Generate and discharge negative ion.• POWER (Green) ............. Lights up in operation,blinks in AutomaticOperation judging andHot Start operation.• TIMER (Orange) ............ Lights up in TimerSetting.• QUIET (Orange) ............. Lights up in QuietOperation.• POWERFUL (Orange) ...... Lights up in PowerfulOperation.• ION (Green) .................. Lights up in IonizerOperation.• SUPERALLERU-BUSTER (Blue) ... Lights up in operation.4CS-A7DKD CU-A7DKD / CS-A9DKD CU-A9DKD / CS-A12DKD CU-A12DKD /