Boss Audio 639ua Guía Del Usuario
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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.
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
to the car accessory terminal, switch the
ignition key to ACC
Disc cannot be loaded
or ejected
or ejected
The fuse is blown.
Replace the fuse.
Presence of CD disc inside
the player.
the player.
Remove the disc in the player, then put a
new one.
new one.
Inserting the disc in reverse
direction.
direction.
Insert the compact disc with the label
facing upward.
facing upward.
Compact disc is extremely
dirty or defective disc.
dirty or defective disc.
Clean the disc or try to play a new one.
Temperature inside the car is
too high.
too high.
Cool off or until the ambient temperature
returns to normal.
returns to normal.
Condensation.
Leave the player off for an hour or so,
then try again.
then try again.
Volume is in minimum.
Adjust volume to a desired level.
Wiring is not properly
connected.
connected.
Check wiring connection.
The operation keys do
not work
not work
No sound
The built-in microcomputer is
not operating properly due to
noise.
not operating properly due to
noise.
Press the RESET button.
Front panel is not properly fixed into its
place
Front panel is not properly fixed into its
place
Sound skips.
The installation angle is
more than 30 degrees.
more than 30 degrees.
Adjust the installation angle to less than
30 degrees.
30 degrees.
The disc is extremely dirty or a
defective disc.
defective disc.
Clean the compact disc or try to play a
new one.
new one.
The antenna cable is not
connected.
connected.
Insert the antenna cable firmly.
The signals are too weak.
Select a station manually.
The radio does not
work.
The radio station
automatic selection
does not work.
work.
The radio station
automatic selection
does not work.
ERROR 1
Mechanism Error
Press the reset button if the error code
does not disappear, consult your nearest
service dealer.
does not disappear, consult your nearest
service dealer.
ERROR 2
Servo Error
Press the reset button if the error code
does not disappear, consult your nearest
service dealer.
does not disappear, consult your nearest
service dealer.
If at any time in the future you should need to dispose of this product please note
that Waste electrical products should not be disposed of with household waste.
Please recycle where facilities exist. Check with your Local Authority or retailer for
recycling advice.(Waste Electrical and Electronic Equipment Directive)
Trouble Shooting
USER S MANUAL
pages CONTENTS
Installation
General and radio control
CD/CD MP3 control
USB/SD Card (MP3 Playback) control
Setting the clock
Setting mode
Specification
Trouble shooting
3
6
8
10
12
14
15
16
639UA
MP3-Compatible
In-Dash CD Receiver
with USB And SD Memory Card Port
And Front Panel AUX Input
In-Dash CD Receiver
with USB And SD Memory Card Port
And Front Panel AUX Input
Congratulations on your purchase
of a Digital Media Receiver.
of a Digital Media Receiver.
It has been designed, engineered
and manufactured to bring you the
highest level of performance and
quality, and will afford you years of
listening pleasure.
and manufactured to bring you the
highest level of performance and
quality, and will afford you years of
listening pleasure.
Thank you for making your
choice for car audio entertainment!
choice for car audio entertainment!
What s inside the box:
639UA x 1
Instruction Manual x 1
Wire Harness x 1
Support Strap x 1
5mm Nut x 1
Mini USB Cable X 1
5 x 15mm Screw x 1
Unit Release Lever x 2
Remote Control x 1