XHD6420 OPERATION 
Faceplate Removal
Power On/Off
Mode
Auxiliary Input
Volume
Programmable
Mute
Preset EQ Curves
Reset
Display
General Operation
Press RELEASE and pull away from the left side to remove. To
Remove trim ring and install supplied #1 x 7/32” Phillips head screw through left side of mounting frame into faceplate.
Press POWER or any other button (except eject) to turn the unit on. Inserting a disc will turn the unit on automatically. Press POWER to turn the unit off.
Press MODE to select between AM/FM, CD player and auxiliary input. Modes of operation are indicated in the display.
Note: CD mode will not appear unless a CD is inserted.
Insert 3.5 mm plug to connect your portable audio device.
Adjust volume using rotary encoder
Press and hold POWER for 3 seconds to program currently selected volume level.
Press MUTE to silence the audio. “MUTE” will flash in the display. Press MUTE again to cancel.
Press EQ to select between POP, JAZZ, CLASSIC, BEAT, ROCK and OFF (default) equalization curves. Any adjustment to the Bass or Treble settings automatically cancels the current EQ curve (if one is selected).
Press to RESET the unit upon initial installation or if abnormal operation occurs. The reset button is located behind the faceplate.
Press DISP to select between clock and different types of information, such as radio frequency, HD Radio song information, CD track/elapsed time or MP3/WMA song information.