Boss Audio Systems 822UA manual Trouble Shooting, Symptom Cause

TROUBLE SHOOTING

Before going through the check list, check wiring connection. If any of the problems persist after check list has been made, consult your nearest service dealer.

Symptom Cause Solution

No power The car ignition is not on.

If the power supply is properly connected to the car accessory terminal, switch the ignition key to ACC

	The fuse is blown.	Replace the fuse.
Disc cannot be loaded	Presence of CD disc inside	Remove the disc in the player, then put a
or ejected	the player.	new one.
	Inserting the disc in reverse	Insert the compact disc with the label
	direction.	facing upward.
	Compact disc is extremely	Clean the disc or try to play a new one.
	dirty or defective disc.
	Temperature inside the car is	Cool off or until the ambient temperature
	too high.	returns to normal.
	Condensation.	Leave the player to off for an hour or so,
		then try again.
No sound	Volume is in minimum.	Adjust volume to a desired level.
	Wiring is not properly	Check wiring connection.
	connected.
The operation keys do	The built-in microcomputer is	Press the RESET button.
not work	not operating properly due to	Front panel is not properly fixed into its
	noise.	place
Sound skips.	The installation angle is	Adjust the installation angle to less 30
	more than 30 degrees.	degrees.
	The disc is extremely dirt or	Clean the compact disc. Then try to play a
	defective disc.	new one.
The radio does not	The antenna cable is not	Insert the antenna cable firmly.
work.	connected.
The radio station
	The signals are too weak.	Select a station manually.
automatic selection
does not work.
ERROR 1	Mechanism Error	Press the reset button if the error code
		does not disappear, consult your nearest
		sevice dealer.
ERROR 2	Servo Error	Press the reset button if the error code
		does not disappear, consult your nearest
		sevice dealer.

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