Akai MPK25 manual Troubleshooting

TROUBLESHOOTING

PROBLEM	CAUSE	SOLUTION
		Please make sure that the MPK25 is connected to
The display does not light	No power.	your computer and that the computer is powered on.
up.
		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 MPK25 is recognized. If necessary,
	MPK25 not properly	reconnect the device and restart your computer.
	connected.	If controlling an external hardware module, make
		sure that the MIDI cable is connected from the
		MPK25 to the device’s MIDI IN port.
	MPK25 connected after	Restart the software application with the controller
	software application has
		plugged in.
No sound from target	started.
device.	Problem is caused by use	Unplug the MPK25 from the USB hub and connect
	of a USB hub.	directly to the computer.
	Software application not	Ensure that the MPK25 or “USB” MIDI device is
		listed as an active MIDI source in your application.
	set to receive MIDI data
		Usually, the MIDI settings can be accessed through
	from the MPK25.
		the application’s Preferences menu.
	MPK25’s MIDI channel not	Make sure that the MPK25 is sending MIDI
	the same as application’s	information on the channel that the target device
	incoming MIDI channel.	expects.
	Sustain pedal was plugged	Turn the unit’s power off, wait a moment and then
	in after the MPK25 was
		turn it on again.
Notes sustain continuously.	powered on.
	Stuck notes due to	Turn the unit’s power off, wait a moment and then
	incomplete MIDI data.	turn it on again.
Sustain pedal works in	Sustain pedal was plugged	With the pedal plugged in, turn the unit’s power off,
	in after power was turned
reverse.		wait a moment, and turn it on again.
	on.
Arpeggiator and Note	Clock source on MPK25	In Global Mode, change the MIDI Clock setting to
Repeat features are not
		“External”. Also, make sure that the software you
synchronized to my clock	set to “Internal”.
		are using is set to send MIDI Clock to the MPK25.
source.
Arpeggiator and Note
Repeat features are not	Software DAW is not in	If your software DAW is not playing, it will not be
working and my Seq/DAW	play mode.	sending clock.
is sending clock.
My knob or mod wheel	Controller minimum value	Edit the controller and set the minimum value to be
	is set higher than its
works in reverse.		lower than the maximum.
	maximum.
	Software does not support	Edit the transport control to send MIDI messages
Transport control does not	MMC messages, MIDI	instead. Make sure that the Transport mode you are
work.	START/STOP or the MIDI	using on the MPK matches the receive modes of
	CC mode.	your software.
I am only hearing one	12 Level function is	When engaged, the 12 Level function will map the
sound when I hit different		last hit pad to all 12 pads. Deactivate 12 Level to
	engaged.
pads		return to normal operation.
		When engaged, the Full Level function will cause all
The pads always play at	Full Level feature is	the pads to output maximum velocity, no matter how
maximum velocity (127).	engaged.	hard they are hit. Turn off Full Level to return to
		normal operation.

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