Roland A-49 - MIDI Keyboard Controller (White) - Manual (Page 36)

Troubleshooting
36
Problem Confirmation Resolution
Cannot select or
use unit device
Was the unit connected to the computer while
the computer was starting up?
Connect the unit after the computer has
started up.
With some computers, the unit cannot be
used if it is connected to the computer while
the computer is starting up.
Mac OS X
Have you configured “Audio MIDI Setup”?
Configure Audio MIDI Setup.
Could you have specified OS default (GENERIC)
as the driver setting?
Choose the dedicated setting (ADVANCED)
(p. 33).
No sound
Is the POWER indicator off?
Make sure that the unit is connected to the
computer correctly.
Could you have operated the pedal or D-BEAM
controller to lower the volume?
Try pressing the pedal or moving your hand
above the D-BEAM controller.
Cannot play back
or record
Is the driver installed? Install the driver (p. 13).
Are the software’s input device and output
device configured?
Select the A-49 as the input and output
device.
Is the unit’s POWER indicator off?
Make sure that the unit is connected to the
computer correctly.
If the problem is not resolved, reinstall the
driver (p. 13).
Is the sound module connected to the MIDI
OUT cable receiving MIDI signals?
Confirm the settings of the sound module.
Is there another program using the unit?
Exit all programs that are using the unit,
disconnect the unit’s USB cable, and then
reconnect it.
If the problem is not resolved, reinstall the
driver.
Did the computer enter standby (suspend)
mode, hibernate mode, or sleep mode while
the unit was connected?
Exit all programs that are using the unit,
disconnect the unit’s USB cable, and then
reconnect it.
If the problem is not resolved, restart the
computer.
Did you disconnect and reconnect the USB
cable while using the unit?
Was the unit connected to the computer while
the computer was starting up?
Connect the unit after the computer has
started up.
With some computers, the unit cannot be
used if it is connected to the computer while
the computer is starting up.
Did the computer perform a processor-
intensive task while you were using the unit?
Stop playback or recording, and then try
playing back or recording again.
If the problem is not resolved, exit all
programs that are using the unit, disconnect
the unit’s USB cable, and then reconnect it.