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D Troubleshooting
97
If you experience problems while operating your QS, please use the
following table to check for possible causes and solutions before
contacting Alesis customer service for assistance.
Symptoms Cause Solution
The display does not light up when
the ON/OFF switch is turned on.
No power. Check that the power cable is
plugged in properly.
No sound. Bad Connections. Check your audio cables; if
necessary, swap cables.
Volume is turned down. Raise the [VOLUME] slider or
Pedal 1.
Keyboard Mode is set incorrectly.
Set the Keyboard Mode to
NORMAL (Global Parameter
page 6)
Switch QS from Mix Mode to
Program Mode or vice versa to
reset the MIDI Volume.
External MIDI device sent
Volume (CC#7) or Expression
(CC#11) commands with a value
approaching 0.
Re-transmit higher values from
MIDI device.
Trying to record onto a track
higher than the current Song
allows.
Copy all tracks, and paste into a
new song defined as having more
tracks.
INPUT SELECT is set to 2, 4, 8,
or 12-input mode.
Reset INPUT SELECT for 24-
input mode.
MIDI input in Mix mode
isn’t working (i.e., you can’t control
your unit via MIDI from a
sequencer or some other
controller).
EDIT PREVIEW plays back only
tracks selected for editing.
To hear all tracks, deselect any
tracks selected for editing using
TRACK EDIT.
Sustain pedal was plugged in after
power was turned on.
Turn the unit’s power off, wait a
moment, and then turn it on again.
Notes sustain continuously.
Stuck notes due to incomplete
MIDI data.
Switch QS from Mix Mode to
Program Mode or vice versa.
Disable MIDI echo/Thru on
external MIDI device
Notes played from QS have a
“doubled” or “flanged” sound
MIDI echo/Thru enabled on
external MIDI device or computer
Put QS into Out 01 mode (Global
Mode, page 6)
Mod Wheel not working well (or
at all)
Unit was re-initialized with Mod
Wheel up
Put Mod Wheel all the way down
and re-initialize
LCD shows “ADDRESS
ERROR”
Bad Sys-ex data sent to QS via
MIDI input
Re-initialize. If it persists, load in
known good bank.