English | 252 Enter Clock Adjust modePress the Control knob for at least 1 second.The clock display blinks.3 Adjust the hoursPush the Control knob towards up or down.Adjust the minutesPush the Control knob towards right or left.4 Exit Clock adjustment modePress the [MENU] button.In Standby modeSynchronize ClockSynchronizing the RDS station time data and thisunit’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.In Standby modeDSI (Disabled System Indicator)A red indicator will blink on the unit after thefaceplate is removed, warning potential thieves.Display Setting"DSI ON" LED flashes."DSI OFF" LED OFF.Function of KDC-W4737U/KDC-W4737UYSelectable IlluminationSelecting the button illumination color as green orred.Display Setting"KEY RED" The illumination color is red."KEY GRN" The illumination color is green.Display Illumination ControlThis function turns off the display when youperform no operation for 5 seconds. This function iseffective when you are driving at night.Display Setting"DISP ON" Keeps the display on."DISP OFF" Turns off the display when you perform nooperation for 5 seconds.⁄• Set the Display Illumination Control when the (page 29) is set to OFF.• When the display is off, pressing any key will turn on thedisplay.• When the display is off, you cannot perform anyoperation except for the following:• Volume• Attenuator• Selecting the source• Ejecting the disc• Turning off the power• During function control, such as the Menu System, thedisplay stays on.In Standby modeDimmerDimming this unit’s display automatically when thevehicle light switch is turned ON.Display Setting"DIM AUTO" The display dims."DIM OFF" The display doesn’t dim.