Alesis MultiMix6FX, Reference Manual

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5 Troubleshooting
27
If you’re having problems operating the MultiMix-
6
FX, this
troubleshooting index will help you correct them.
Symptoms Cause Solution
No sound from the mixer. Mixer is not plugged in or
turned on.
Plug in mixer and turn it on.
Channel levels are too low. Turn up channel levels.
Control room level is turned
down
Turn up control room level.
The appropriate signal hasn’t
been assigned to the control
room out.
In the master section of the
mixer, be sure the right switch
is selected.
Cable is not plugged into
output jack.
Check outputs to make sure
cables are plugged in securely.
Headphones are not plugged
into PHONE jack.
Plug headphones into
PHONE jack.
Monitor or headphone
amplifier is turned off or
down.
Turn amplifier on or up.
Bad cable. Check all cables; substitute
cables with known good ones.
Audio signal is distorted. Channel level is too high. Set channel levels using the
procedure on page 16.
Channel input is too high. Turn down your instrument to
a normal volume and then set
channel levels using procedure
on page 16.
AUX RET level is too high. Lower the level of the AUX
RET in the master section of
the mixer.
MAIN MIX level is too high. Lower the MAIN MIX level in
the master section of the
mixer.
Audio signal carries an
unwanted hum.
Not using TRS cables. Make sure you are using 1/4”
TRS cables.
Microphone level is too low. Phantom power is not
turned on.
Turn on phantom power using
the switch on the rear panel of
the mixer.