Problems When Using The Unit - Roland A-88 Owner's Manual

Problems When Using the Unit

Problem Confirmation
Is the [POWER SOURCE] switch set appropri-
ately?
Power won't turn
on
Are the unit's AC adaptor and power cord
correctly connected to the AC outlet and the
unit itself?
Could you have changed the setting of the
Power turns off
[POWER SOURCE] switch while the power was
on?
Is the driver installed?
Is the POWER indicator off?
Is the unit's device name displayed?
Is another program using the unit?
Did the computer enter standby (suspend)
mode, hibernate mode, or sleep mode while
the unit was connected?
Did you disconnect and reconnect the USB
cable while using the unit?
Cannot select or
use unit device
Was the unit connected to the computer while
the computer was starting up?
Windows 8/Windows 7/
Windows Vista
Are you using the Media Player included with
Windows?
Have you configured "Audio MIDI Setup"?
Could you have specified OS default (GENERIC)
as the driver setting?
Mac OS X
Troubleshooting
Resolution
If the AC adaptor is connected, set the
[POWER SOURCE] switch to the "AC ADAPTOR"
position (p. 16).
Make sure that the AC adaptor and the power
cord are connected correctly (p. 16). Use only
the included AC adaptor; the use of any other
adaptor may cause malfunction.
Turn the [POWER] switch off before you
change the setting of the [POWER SOURCE]
screen (p. 16).
Install the driver (p. 17).
Make sure that the unit is connected to the
computer correctly.
If the problem is not resolved, reinstall the
driver (p. 54).
Close all software that is using the unit; then
turn the unit's [POWER] switch off, then back
on again.
If the problem is not resolved, reinstall the
driver (p. 54).
Close all software that is using the unit; then
turn the unit's [POWER] switch off, then back
on again.
If the problem is not resolved, restart the
computer.
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.
Use different software.
MIDI devices cannot be selected in Media
Player.
Configure Audio MIDI Setup (p. 20).
Choose the dedicated setting (ADVANCED)
(p. 46).
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