Roland 5100009796-02 Electronic Keyboard User Manual


 
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Troubleshooting
Could the A-PRO be in use by other software?
Close all software you currently have running. Next, switch off the A-PRO’s power, then
turn it back on again.
If this does not solve the problem, reinstall the driver.
“Reinstalling the driver” (p. 80)
Is the driver installed correctly?
Driver installation may have failed. Please reinstall the driver.
“Reinstalling the driver” (p. 80)
Is the A-PRO device name shown?
If the device name is not displayed, it may be that the driver installation failed. Please
reinstall the driver.
“Reinstalling the driver” (p. 80)
Could the computer to which the A-PRO is connected have entered
standby (suspend) mode, hibernate mode, or sleep mode?
Close all software that’s using the A-PRO. Next, switch off the A-PRO’s power, then turn
it back on again.
If this does not solve the problem, restart your computer.
Could you have disconnected and reconnected the USB cable while
using the A-PRO?
Close all software that’s using the A-PRO. Next, switch off the A-PRO’s power, then turn
it back on again.
If this does not solve the problem, restart your computer.
Could the A-PRO have been connected when the computer started up?
On some computers, the A-PRO may be unusable if it is already connected when the
computer starts up.
Start up your computer, and then connect the A-PRO.
Could you be using the Media Player included with Windows?
The A-PRO’s MIDI device cannot be selected for Media Player on Windows 7 or
Windows Vista.
Have you made “Audio MIDI Settings”? (Mac OS X)
Make the appropriate Audio MIDI Settings as described in “Mac OS X Users” (p. 17).
Problems with Settings
Can’t select/use the A-PRO within software or in system
settings
A-300_500_800C_e.book 76 ページ 2010年2月22日 月曜日 午後9時13分