Edirol StudioCanvas SD-20, Руководство пользователя

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235
Troubleshooting
Can’t install/delete/use the driver in Windows XP/2000
• Did you log on to Windows as a user with administrative privileges?
In order to install/delete/re-install the driver in Windows XP/2000, you must be logged into
Windows as a user with administrative privileges, such as Administrator. For details, please
contact the system administrator for your computer system.
• Did you make “Driver signature settings”?
In order to install/re-install the driver, you must make “
Driver Signing
.”
(Windows XP -> p. 18, Windows 2000 -> p. 23)
Windows XP/2000 displays a “Digital signature was not found”
dialog box
• Did you make “Driver signature settings”?
In order to install/re-install the driver, you must make the settings described in “
Driver Signing
.”
(Windows XP -> p. 18, Windows 2000 -> p. 23)
Device Manager shows “?”, “!”, or “USB Composite Device”
The “Insert Disk” dialog box does not appear
Use the following procedure to re-install the driver.
1.
Turn off the power of your computer, and start up Windows with all USB cables disconnected
(except for keyboard and mouse).
2.
After Windows restarts, use a USB cable to connect the SD-20 to your computer.
3.
Turn on the power of SD-20.
4.
Click the Windows
[Start]
button, and from the menu that appears, choose
Settings |
Control Panel .
5.
Double-click the
System
icon. The
System Properties
dialog box will appear.
6.
Click the Device Manager tab.
7.
Check whether you can see an indication of “
?Composite USB Device
,
?USB Device
,
!USB
Device ,” or “ USB composite device ” displayed below “ Sound, Video, and Game
Controllers
,
Other Devices
,” or “
Universal Serial Bus Controller
.” If you find any such
indication, select it and click [Delete] .
8.
A dialog box will ask you to confirm deletion of the device. Verify the contents of the dialog
box, and then click
[OK] . In the same way, delete all indications of “ ?Composite USB
Device
,” “
?USB Device
,” “
USB Device
,” and “
USB composite device
” that you find.
9.
If you find EDIROL SD-20 USB Driver with a yellow “ ! ” or a red “ ? ” displayed beside it,
delete this in the same way.
10.
When you have finished deleting the unwanted devices, click [OK] in the System Properties
dialog box.
11.
Turn off the power of the SD-20, then delete the driver. "Deleting the driver" (p. 240)
SD-20e.book 235 ページ ２００５年３月２４日 木曜日 午後２時８分