9
5. OPERATION ILLUSTRATION
Note:
1
.
Turn
off
the
power
switch,Please
wait
about
5
seconds
before
turning
on
again.Continuous
rapid
turning
on
and
off
the
power
switch
,
it
will
lead
to
equipment
failure
.
2
.
Even
the
switch
is
in
the
off
status
,
there
will
be
a
little
current
in
equipment
.
If
it
won’t
use
the
equipment
in
a
long
time
,
please
unplug
the
power
cord
from
the
wall
AC
socket
.
6.
①
USB
and
SD
card
interface
with
functions
of
priority
to
automatically
play
audio
②
MODE button: press
the
MODE
:
choose
radio
,
bluetooth
or
audio
playback
.
③
If
press
quickly
,
it
is
last
song;Long
press
is
the
volume
decrease
.
④
When
playing
music
,
press
one
time
quickly
is
pause
,
press
again
is
play
.
⑤
If
press
quickly
,
it
is
next
song;Long
press
is
the
volume
increase
.
Built-in
MP3
player
operation
method:
.
"
”
"
"
"
"
" " button:
" " button:
" " button:
Note:
1
.
When
using
the
built-in
MP3
player
buttons, please
pay
attention
the
strength
when
control
,
avoid
excessive
force
to
cause
damage
of
MP3
player
button
.
2
.
When
insert
SD
card
or
USB
interface
,
Please
insert
in
a
right
way
,
avoid
the
wrong
way
or
too
hard
to
cause
the
damage
of
the
SD
card
or
USB
interface
.
4.
1.Turning the volume knob to the left,Connect the microphone and microphone input interface.
2.Turning the volume knob in the right position.
3.Facing the microphone and Speak loudly, turn the volume knob to the right, until the output signal
no longer distortion.If input is high but output is low voice, and then increase the volume by using
the volume knob.If the speaker volume is very high, then reduce the volume by using the volume
knob.
Microphone using:
5.Shutdown the system:
1
.
Turning the volume knob to the left until the minimum position.
2
.
Turning off the panel power switch of the professional power amplifier, at 0ff.In turn shutoff
processor equipment and audio source equipment.
USB
SD
SD/MEDIA
MODE
