8/uetooth
Operations
Note:
Playing
order
will
depend
on
Bluetooth
audio
player.
When
press
the
[CONTROL]
knob(left)
or
[
1+11
]
button
on
the
remote
control
is
pressed,
some
A2DP
devices
will
restart
the
current
track
depends
on
the
duration
of
playback.
During
music
streaming
playback
,
"A2DP"
will
be
shown
on
the
display.
Information
about
tracks
(e.g.
the
elapsed
playtime,
song
title,
etc
.)
cannot
be
displayed
on
this
unit.
When
A2DP
device
is
disconnected,
"BLUETOOTH DISCONNECT"
will
be
shown
on
the
display
and
return
to
previously
selected
audio
source.
Some
Bluetooth
audio
players
may
not
have
play
I
pause
synchronized
with
this
unit.
Please
make
sure
both
device
and
main
unit
are in
the
same
play
I
pause
status
in
BT
MUSIC
mode.
/03
display
During
music
streaming
playback,
for
music
information
that
is
longer
than
the
display
panel:
When
SCROLL
is
ON,
the
LCD
will
display
ID3
TAG
information
cyclely,
e.g:
ALBUM->
TITLE->ARTIST..
When
SCROLL
is
OFF,
the
LCD
will
display
one
of
the
ID3
TAG
information,
the
default
is
TRACK,
but
user
can
adjust
it to other
ID3
TAG
information
by
press
the
[DISP)
button on
the
remote
control.
14
M502
GENERAL
' Problem
Cause
Unit can not
Unit fuse
blown.
power on.
Car
battery fuse
blown.
Unit can not
power on.
Nothing happens
when buttons are
The microprocessor has
pressed.
malfunctioned due to noise, etc.
Display
is
not
accurate.
Improper
audio output connection.
Volume
set too
low.
No/low audio
Speakers damaged.
output.
Heavily
biased volume balance.
Speaker wiring
is
in
contact with
metal
part of car.
Speaker power rating does not
match unit.
Poor sound
quality
or distortion.
Wrong connections.
Speaker
is
shorted.
Unit resets
itself
Incorrect
connection between
when engine
is
off.
ACC
and Battery.
The
USB
device has been
USB
device cannot
I
inserted with wrong direction.
be inserted.
USB
device is not
recognized.
The
USB
connector is broken.
The
USB
device is damaged.
Connectors are loose.
Measure
Replace with new fuse of correct rating.
Replace
with new fuse of correct rating.
Turn off the power.
Press the
[RESET]
button with a thin rod.
Note:
When the
[RESET]
button
is
pressed, turn off
the
ACC
power.
•
•
When the
[RESET]
button
is
pressed, preset
radio stations,
titles,
etc. stored
in
memory
are
kept.
Check
wiring and correct.
Increase volume level.
Replace
speakers.
Adjust the
channel
balance to center position.
Insulate all
speaker wiring connections.
Replace
speakers.
Check
wiring and correct.
Check
wiring and correct.
Check
wiring and correct.
Reversing the connection direction of the USB
device, try
it
again.
Replace with a new USB
device.
Disconnect the
USB
device and reconnect.
If
the device is
still
not recognized, try
replacing
with a different
USB
device.
No
sound_ heard.
'No MP3/WMA
file
is stored in !Store these
files properly
in
the
USB
device.
with the
display No the
USB
device.
File"
shown.
Sound skips or is
noisy.
MP3/WMA
files
are not encodediUse MP3/WMA
files encoded
properly.
properly.
(15 pages)
(47 pages)
(71 pages)
(56 pages)
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