TROUBLE SHOOTING

TROUBLE SHOOTING

If it appears that your unit is faulty, first consult this checklist. It may be that something simple has been overlooked.

Under no circumstances should you try to repair the player yourself, as this will invalidate the warranty. Only qualified service personnel can remove the cover or service this player.

The power does not turn on.

¾The lead wires are not connected properly to the connectors.

„Make sure the connection is correct.

¾The fuse has blown.

„After checking for short circuits in the wires, replace the fuse with one having the same rating.

¾The internal processor is not working due to noise or other factors.

„Press the reset button to reset the unit to factory defaults.

The remote control does not work. The unit does not operate even when the correct buttons on the remote control are pressed.

¾Battery capacity is low.

„Install new batteries.

¾Some operations are disabled in specific states.

„Enter the correct mode.

The file can not play.

¾The file is not supported by the unit.

„ Examine the file format.

The desired source is not selected although you press the MODE button.

¾An optional unit required to listen to each source is not connected yet.

„Connect the optional unit correctly.

¾The reset button is not pressed yet although the optional unit has been connected to the unit.

„Press the reset button.

Nothing happens when the button are pressed.

¾An optional unit required to listen to each source is not connected yet.

„Connect the optional unit correctly.

¾The computer chip in the unit is not functioning normally.

„Press the reset button on the

housing of the unit.

The sound quality is poor or distorted.

¾One of the speaker wires is being pinched by a screw in the car.

„Check the speaker wiring.

¾The speakers are not wired correctly.

„Reconnect the speaker wires so that each output terminal is

connected to a different speaker.

Radio reception is poor.

¾The car antenna is not extended.

„Pull the antenna out all the way.

¾The antenna control wire is not connected.

„Connect the wire correctly.

A track will not play.

¾Random play has been selected.

„ Turn off random play.

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Boss Audio Systems BV7280 Trouble Shooting, The power does not turn on, The file can not play, Radio reception is poor