6 | KDC-U7046BT/ KDC-U7046BTL/ KDC-U6046/ KDC-U6046LGeneral oprerationRemoving the FaceplateThe faceplate of the unit can be detached and takenwith you, helping to deter theft.Detaching the FaceplatePress the Release button.Reattaching the FaceplateRefer to the following diagram whenreattaching the faceplate.¤• Remove the faceplate at once after pressing the Releasebutton; otherwise it can fall down due to vibration.• The faceplate is a precision piece of equipment and can bedamaged by shocks or jolts.• Keep the faceplate in its faceplate case while detached.• Do not place the faceplate (and the faceplate case) in areasexposed to direct sunlight, excessive heat or humidity. Alsoavoid places with too much dust or the possibility of watersplashing.Function of KDC-U6046/ KDC-U6046LMuting the audio upon reception ofphone callThe audio system automatically mutes when a callcomes in.When a call comes in“CALL” is displayed.The audio system pauses.Listening to the audio during a callPress the [SRC] button.The “CALL” display disappears and the audio systemcomes back ON.When the call endsHang up the phone.The “CALL” display disappears and the audio systemcomes back ON.⁄• To use the TEL Mute feature, you need to hook up the MUTEwire to your telephone using a commercial telephoneaccessory. Refer to (QuickStart Guide).