Alesis 12, 16 Reference Manual page 49

Troubleshooting: non-Firewire
6
If you're having problems operating the MultiMix, this
troubleshooting index will help you correct them.
Symptoms
No sound from the mixer.
Audio signal is distorted.
Cause
Mixer is not plugged in or
turned on.
Faders are too low.
Control room level is too
low.
The appropriate signal hasn't
been assigned to the control
room out.
Cable is not plugged into
output jack.
Headphones are not plugged
into PHONE jack.
Monitor or headphone
amplifier is turned off or
down.
Bad cable.
Channel level is too high.
Channel input is too high.
AUX RET B level is too
high.
MAIN MIX level is too high.
ALT 3/4 level is too high.
Solution
Plug in mixer and turn it on.
Raise appropriate faders.
Turn up control room level.
In the master section of the
mixer, be sure the right switch is
selected (MIX, ALT 3/4 or
2TK).
Check outputs to make sure
cables are plugged in securely.
Plug headphones into PHONE
jack.
Turn amplifier on or up.
Check all cables; substitute
cables with known good ones.
Set channel levels using the
procedure on page 12.
Turn down your instrument to a
normal volume and then set
channel levels using procedure
on page 12.
Lower the level of AUX RET B
in the master section of the
mixer.
Lower the MAIN MIX fader in
the master section of the mixer.
Lower the ALT 3/4 fader in the
master section.
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