Troubleshooting; Specifications - Alesis Q25 Quick Start Manual

TROUBLESHOOTING

PROBLEM
The display does not light up.
No sound from target device.
Notes sustain continuously.
Sustain pedal works in
reverse.

SPECIFICATIONS

POWER:
KEYBOARD:
ACCESSORIES:
MIDI OUTPUTS:
USB:
CAUSE
No power.
Q25 not properly connected.
Q25 connected after software
application has started.
Problem is caused by use of
a USB hub.
Software application not set
to receive MIDI data from the
Q25.
Q25's MIDI channel not the
same as application's
incoming MIDI chanel.
Sustain pedal was plugged in
after the Q25 was powered
on.
Stuck notes due to
incomplete MIDI data.
Sustain pedal was plugged in
after power was turned on.
USB, 9V DC, 500mA, center-positive, 5.46mm barrel diameter (sold separately)
25 keys
Quickstart Guide, USB cable
1 5-pin jack
1 slave connector (MIDI over USB)
http://www.alesis.com/q25
Please make sure that the Q25 is connected to your
computer and that the computer is powered on.
If using a power adapter, please make sure that the
adapter is plugged into a live power outlet.
Check your computer's USB connection to confirm that
the Q25 is recognized. If necessary, replug the
connection and restart your computer.
If controlling an external hardware module, make sure
that the MIDI cable is connected from the Q25 to the
device's MIDI IN port.
Restart the software application with the controller
plugged in.
Unplug the Q25 from the USB hub and connect directly
to the computer.
Ensure that the Q25 or USB MIDI device is listed as an
active MIDI source in your application. Usually, the
MIDI settings can be accessed through the
application's Preferences menu.
Make sure that the Q25 is sending MIDI information on
the channel that the target device expects.
Turn the unit's power off, wait a moment and then turn
it on again.
Turn the unit's power off, wait a moment and then turn
it on again.
With the pedal plugged in, turn the unit's power off, wait
a moment, and turn it on again.
5
SOLUTION