Function of the KDC-4021/KDC-4021VSelecting the button illumination color as green or red.Display Setting"COL GRN" The illumination color is green."COL RED" The illumination color is red.Selectable IlluminationA red indicator will blink on the unit after the faceplate isremoved, warning potential thieves.Display Setting"DSI ON" LED flashes."DSI OFF" LED OFF.DSI (Disabled System Indicator)Synchronizing the RDS station time data and this unit's clock.Display Setting"SYNC ON" Synchronizes the time."SYNC OFF" Adjust the time manually.It takes 3 to 4 minutes to synchronize the clock.Synchronize ClockThis adjustment can be done when the (page18) is set as OFF.1 Select Clock Adjustment modePress the [FM] or [AM] button.Select the "CLK ADJ" display.2 Enter Clock Adjust modePress the [4] or [¢] button for at least 2 seconds.The clock display blinks.3 Adjust the hoursPress the [FM] or [AM] button.Adjust the minutesPress the [4] or [¢] button.4 Exit Clock adjustment modePress the [MENU] button.Manual Clock AdjustmentSetting the operation check sound (beep sound) ON/OFF.Display Setting"BEEP ON" Beep is heard."BEEP OFF" Beep canceled.Touch Sensor ToneMenu system— 18 —English