Roland AT15 用户手册
99
Troubleshooting
The bass note of the Automatic Accompaniment
does not sound
does not sound
❍
When a voice is selected for the Pedal Bass part, the bass
of the Automatic Accompaniment will not sound.
of the Automatic Accompaniment will not sound.
When you started a Rhythm with an Intro, the
Rhythm did not sound
Rhythm did not sound
❍
Some Rhythms do not have rhythm sounds in the intro.
Sound is distorted / cracked
❍
❍
The Reverb volume has been raised when the volume of
each Part Balance button is already raised.
Either lower the Reverb volume, or adjust the Part
Balance of each part (p. 26).
each Part Balance button is already raised.
Either lower the Reverb volume, or adjust the Part
Balance of each part (p. 26).
❍
The [Master Volume] knob has been used to raise the
overall volume excessively (p. 16).
overall volume excessively (p. 16).
Some keys (of certain keyboard parts) sound
strange
strange
❍
You’ve assigned the same voice, using the same range, to
multiple parts.
multiple parts.
The Rhythm does not change when you press the
Registration [1]–[8] buttons
Registration [1]–[8] buttons
❍
The settings at which Registrations are recalled (Arranger
Update) has been set to “DELAYED” (p. 92).
Update) has been set to “DELAYED” (p. 92).
Bass is heard even though you are not playing the
Bass Pedalboard
Bass Pedalboard
❍
The Pedal [To Lower] button (p. 46) is ON.
When the Pedal [To Lower] button is ON, the Bass will be
sounded by the Lower keyboard.
When the Pedal [To Lower] button is ON, the Bass will be
sounded by the Lower keyboard.
When playing the same sound in the Upper
keyboard and Lower keyboard, the volume is
different
keyboard and Lower keyboard, the volume is
different
❍
Lower keyboard cannot be heard
❍
The Lower keyboard will not produce sound while an
Intro or Ending is being played.
Intro or Ending is being played.
The sound is not played correctly
❍
If you layer the same type of sound, or play an octave-
shifted organ sound, the timing at which you play a note
or the phase relationship between the two sounds may
affect the way in which the sounds are heard, but this is
not a malfunction.
shifted organ sound, the timing at which you play a note
or the phase relationship between the two sounds may
affect the way in which the sounds are heard, but this is
not a malfunction.
Can’t play the demo songs
❍
A floppy disk is inserted in the disk drive.
In order to play the demo song, you must remove the
floppy disk from the disk drive (p. 35).
In order to play the demo song, you must remove the
floppy disk from the disk drive (p. 35).
Can’t select Rhythms from a Music Style disk
❍
The volume level of the instrument connected to AT-
15 is too low
15 is too low
❍
Could you be using a connection cable that contains a
resistor?
Use a connection cable that does not contain a resistor.
resistor?
Use a connection cable that does not contain a resistor.
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