Roland UM-ONE Owner's Manual page 15

Problem Confirmation
Did the computer enter standby
(suspend) mode, hibernate
mode, or sleep mode while the
UM-ONE was connected?
Did you disconnect and
Cannot select
reconnect the USB cable while
or use UM-ONE
using the UM-ONE?
device
Was the UM-ONE connected
to the computer while the
computer was starting up?
Cannot select
Have you configured "Audio MIDI
or use UM-ONE
Setup"? (Mac OS X)
device
Is the driver installed?
Is the software's input device and
output device configured?
Is the UM-ONE's USB indicator
off?
Did you make a mistake when
connecting the MIDI IN cable
Cannot play
(CONNECT TO MIDI OUT) and
back or record
MIDI OUT cable (CONNECT TO
MIDI IN)?
Is the sound module connected
to the MIDI OUT cable receiving
MIDI signals?
Did the computer enter standby
(suspend) mode, hibernate
mode, or sleep mode while the
UM-ONE was connected?
Resolution
Exit all programs that are using the UM-
ONE, disconnect the UM-ONE's USB cable,
and then reconnect it.
If the problem is not resolved, restart the
computer.
Exit all programs that are using the UM-
ONE, disconnect the UM-ONE's USB cable,
and then reconnect it.
If the problem is not resolved, restart the
computer.
Connect the UM-ONE after the computer
has started up.
(With some computers, the UM-ONE
cannot be used if it is connected to the
computer while the computer is starting
up.)
Configure Audio MIDI Setup.
Install the driver (p. 9).
Select the UM-ONE as the input and
output device.
Make sure that the UM-ONE is connected
to the computer correctly.
If the problem is not resolved, reinstall the
driver (p. 9).
Connect the MIDI IN cable (CONNECT TO
MIDI OUT) to a MIDI OUT connector, and
connect the MIDI OUT cable (CONNECT TO
MIDI IN) to a MIDI IN connector.
Confirm the settings of the sound module.
Exit all programs that are using the UM-
ONE, disconnect the UM-ONE's USB cable,
and then reconnect it.
If the problem is not resolved, restart the
computer.
Troubleshooting
15