9
5. OPERATION INSTRUCTIONS
Note:
1.After t
urn
ing
off
the
power
switch
p
lease
wait
about
5
seconds
before
turning
on
it
again.
Continuous
rapid
turning
on
and
off
the
power
switch
will
lead
to
equipment
failure
.
2.While the Mixer/Amp is in the off position it will continue to draw a small amount of current. If the Mixer/Amp will
not be used for an extended period it is recommended to disconnect the main AC power
.
4.
1.
Turn the volume knob to the left
then c
onnect the microphone.
2.Slowly turn
the volume knob
to the right increasing the gain
.
3.While speaking into the microphone continue to increase the gain until the desired level is obtained.
Microphone us
e
:
5.Shutdown the
Mixer/Amplifer
:
1.
Turn the volume knob to the left until the minimum position
is reached
.
2.
Turn off the power switch of the
Mixer /
A
mplifier
prior to turning off the input sources.
6. TROUBLESHOOTING
Symptom
C
ause
1. Power switch is not opened
1 Power line is cut off
2. The protection function of the equipment is
not activated
.
2. All lines are connected, but there is
no sound.
1.
The power switch is not
on
or the power
plug is
not
connected to a live AC outlet
.
2.
The fuse
has failed
3.
The volume knob is
in the off position or set to low.
4.
There is no audio signal input
5.
There is short-circuit in the speaker line.
3. The sound suddenly disappears in
normal status.
1.
The
Mixer/Amp
has reached a
very high
temperature
causing
protection
to engage
.
2. Check the condition of all wires and connections
.
4. Low sound
or distorted sound
The equipment is set to be low impedance
connection, but the speakers connected is
with high impedance.
5. Sound is distorted
The input level of Mic or external equipment is
too high
. Lower the input and raise the master.
