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TROUBLESHOOTING
MIXER AND AMPLIFIER WILL NOT TURN ON
Is the included power cord correctly connected to a
power outlet?
AMPLIFIER TURNS OFF SUDDENLY
Is the vent on the top panel of the mixer blocked?
Since inadequate ventage will cause the mixer to
overheat, turn off the mixer and uncover the vents
to allow the mixer & amplifier to cool. After a few
minutes, the mixer should reset itself and can return
to normalplayback.
Is the POWER limiter flashing continuously?
If the POWER limiter is flashing, the amplifier is
being used beyond its de sign cap abilities. Turn off
and on and resume playback.
NO SOUND FROM THE SPEAKER(S)
Are external instruments (including a microphone)
or speakers correctly connected to the mixer?
Are the LEVEL controls of all relevant channels and/
or the MASTER LEVEL control set to appropriate
levels?
Are the SPEAKERS L/R jacks connected to the
included speakers? If there is still no sound, contact
qualified service personnel.
DISTORTION OR NOISE IN THE AUDIO SIGNAL
Are the LEVEL controls of all relevant channels and/
or the MASTER LEVEL control set to appropriate
levels?
Are the MIC/LINE switches of each channels set
appropriately?
Are both XLR type and phono type jacks on
channels 1-4 being used (connected) at the same
time?
XLR and phono inputs can not be used
simultaneously.
Is the input signal from the connected device set to
an appropriate level?
OUTPUT LEVEL IS LOW
Are the LEVEL controls of all relevant channels and/
or the MASTER LEVEL control set to appropriate
levels?
Are the MIC/LINE switches of each channels set
appropriately?
Are both XLR type and phone type jacks on
channels 1-4 being used (connected) at the same
time?
XLR and phono inputs can not be used
simultaneously.
Is the input signal from the connected device set to
an appropriate level?
REVERB AND ECHO EFFECTS ARE NOT
APPARENT
Are the REVERB switches of each channels set to
ON?
Are the two REVERB controls set to their maximum
setting?
SOUND LEVEL IS POWERFUL DURING VOICE
ANNOUNCEMENTS
Is the VOICE/MUSIC switch set to MUSIC (
Are the Equalizer controls (HIGH/LOW) set to
appropriate level?
SOUND LEVEL IS LOW DURING MUSIC PLAYBACK
Is the VOICE /MUSIC switch set to VOICE (
SOUND HEARD FROM ONLY ONE SPEAKER
Are the SPEAKERS L/R jacks connected to the
included speakers and Mixer?
You can use only a single speaker by connecting it
to the L or R speaker output. Stereo input signal will
not be heard correct
CONNECTING AN AUXILIARY POWERED
SPEAKER
Connect an auxiliary powered speaker to the
MONITOR OUT jack. The MONITOR OUT signal
bypasses the MASTER LEVEL control. Adjust
the level of the MONITOR OUT signal with the
MONITOR OUT LEVEL control. If mono signal is
desired, useonly the L MONITOR OUT jack.
The mixer will automatically mix the L and R input
signals together.
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