Troubleshooting - Roland MT-90U Owner's Manual

Troubleshooting

Problem
Cannot turn the power on.
Cannot hear any sound from the
MT-90U.
Notes drop out.
The song doesn't play.
The song doesn't play
immediately.
Certain instrument sounds are
missing.
Cannot rewind or fast forward.
Cannot return to the beginning of
the song even after pressing
[ (Reset)].
The song goes out of tune or the
pitch drifts.
The track buttons aren't working.
The pedal doesn't work or is
stuck.
The lyrics aren't displayed
properly on the screen.
Cannot use the metronome, count
in, part, mute, or solo functions.
Are the AC adaptor and power cord connected?
Is the volume knob turned all the way to the left?
Are headphones connected?
Is the speaker switch turned off?
Is the MT-90U correctly connected to the external device?
Are all the devices turned on?
Has the volume been lowered to "0" with the remote control?
The maximum polyphony of the MT-90U is 128 notes. When performing
with a song or when using the pedal a lot during a performance, the
number of notes being expressed at any one moment may exceed 128.
When the total exceeds 128 notes, then some will be omitted.
Is the track button's indicator on?
Tracks do not play when the track indicator is not lit. Press the track button
so the indicator is lit.
Is the music file in an MT-90U supported file format?
SMF data has two formats, format 0 and format 1. If the data is in format
1, it may take some time until the song plays. To determine the type of
format you are using, see the documentation that came with the data.
Is the song set to play only specific parts?
Is Center Cancel turned on?
You cannot rewind or fast forward while the MT-90U is reading data from
the USB memory.
If the song's file size is very large, you may not be able to rewind or fast
forward.
Some music files contain data that may be set to stop in the middle of the
song. Such files return to the set stop point when you press [
However, if you continue to press [
song will return to the beginning.
Has the song been transposed?
Are the tuning settings set appropriately?
Is the 16 track screen on the display?
When the 16 track screen is shown, the track buttons do not work.
Is the pedal connected correctly?
Connect the pedal to the Start/Stop jack on the rear panel.
Some music files don't contain lyric data, so they don't display lyrics.
Change the lyric display language and the lyrics may appear normally.
Try displaying the lyrics again. Press [
displayed and lyric display is cancelled. Press [
lyrics again.
You cannot use these functions when playing audio data.
Cause / Solution
(Reset)] a number of times, the
(Song)] while the lyrics are
(Play) to display the
Page
p. 12
p. 14
p. 14
p. 9
p. 54
p. 28
p. 42
p. 28, p. 39
p. 44
p. 20
(Reset)].
p. 36
p. 17
p. 39
p. 53
p. 49
59