Roland pc-50 Manuale Utente

Pagina di 88
 
77
 
Troubleshooting
 
036
037
 
• In Windows, did you make the setting described in “Giving priority to background 
services”?
 
In order to ensure that MIDI processing occurs smoothly, make the setting described in “Giving 
priority to background services.”(
 
 
Windows XP
 
 
Windows 2000
 
 
038
039
 
• Did you plug in the USB cable, or unplug it while an software was running?
 
Exit all softwares that are using the PC-50, and exit all softwares that are using the PC-50, and 
turn the PC-50’s power off, then switch it on again.
 
040
 
• Is your computer in Suspend or Sleep mode?
 
If so, get your computer to resume normal operation, then exit all softwares that are using the 
PC-50. Next, turn the PC-50’s power off, then switch it on again.
 
041
 
• Have you specified the MIDI data output destination in your playback software?
 
For some software, you may need to specify the PC-50 as the output destination for MIDI data. 
For details on making this setting, refer to the owner’s manual of the software you are using.
 
042
 
• Was the driver installed correctly?
 
In order for you to play back audio data via the PC-50, the driver must be installed. For 
installation and settings, refer to 
 
“Getting Connected and Installing Drivers”
 
 (
 
Windows
 
 
Macintosh
 
 
043
 
• Are you running multiple softwares?
 
If multiple softwares are running simultaneously, an error message may appear. If this occurs, 
click 
 
[OK]
 
 and exit the other softwares.
Even if an software window is closed, it is still running if it appears in the taskbar. Be sure to 
exit unneeded softwares displayed.
 
044
045
 
• Was a heavy processing load experienced while using the PC-50, such as accessing the 
CD-ROM drive or a network?
 
If an operation involving a heavy processing load is performed while the PC-50 is in use, it may 
not operate correctly. If this occurs, stop playback/recording, and then try resuming playback/
recording. If you are still unable to play back/record, exit all softwares that use the PC-50, 
switch off the PC-50, then turn it on again.
 
Problems when using the PC-50
 
Sound is interrupted during MIDI playback
Can’t play back / record MIDI
Playback or recording halts midway through, and then becomes 
impossible
PC-50_e.book 77 ページ 2005年11月10日 木曜日 午前10時33分