Évaluations - 3, GPA: 3
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Facilité d'utilisation
* If your computer has a switch for activating Suspend mode, disconnect the USB cable from the UM-550/880 before you press that switch. * For some notebook computers, closing the cover (display) of the computer automatically activates Suspend mode, so disconnect the USB cable from the UM-880 before closing the cover. Troubleshooting . Windows may hang up if you connect/disconnect the USB cable or operate the USB select switch while a MIDI application is running. Do not connect/disconnect the USB cable or operate the USB select switch while a MIDI application is running. 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. 15, Windows 2000 -> p. 20) 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. 15, Windows 2000 -> p. 20) 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 UM-550/880 to your computer. 3. Turn on the power of UM-550/880. 4. Open the Windows Control panel. 5. Double-click the System icon. The System Properties dialog box will appear. 6. Click the Device Manager tab. In Windows XP, select the System Properties Hardware tab, and click Device Manager. 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 UM-550/880 with a yellow “!” or a red “?” displayed beside it, delete this in the same way. Troubleshooting 10. When you have finished deleting the unwanted devices, click [OK] in the System Properties dialog box. 11. Turn off the power of the UM-550/880, then delete the driver. “Deleting the driver” (CDROM Readme) 12. Restart Windows. Then install the driver once again. (-> Installing & Setting Up the Driver (Windows) (p. 14)) * If the problem still occurs after you have taken the above measures, please refer also to the Readme file for the USB driver. The Readme file is on the CD-ROM. No sound . Are the USB cable, MIDI cables, and audio cables connected correctly? Connect the cables correctly. . Are the volumes turned up for your sound generator, audio devices, and application? Check each of the volume settings. . Are the sound generator settings correct? Set the computer switch of your sound generator to “MIDI.” . Are the patching settings correct? If the patching settings are incorrect, MIDI data will not be transmitted or received correctly. Press the [PATCH] button to check the current patching settings.(-> Specifying the MIDI input/output destinations (PATCH) (p. 37)) Notes are sounded in duplicate . Is the Local Control setting of your MIDI device turned on? If you are using a MIDI keyboard with a built-in MIDI sound generator, notes may be sounded in duplicate if the Local Control setting is on. Turn off the Local Control setting of your MIDI device. . Notes may be sounded in duplicate for certain patching settings. Check the current patch and the Merge Port settings, and check whether the same data is being transmitted to a MIDI OUT connector in duplicate. If the Soft Thru setting of your sequencer is turned on, notes may be sounded in duplicate. If so, try turning off the Soft Thru setting of your sequencer. Tempo is irregular/Data cannot be transmitted/received correctly . It is possible that the amount of data at the Merge Port has exceeded the limits of the MIDI specification. It is possible that the total amount of data being sent to the Merge Port exceeds the limits of the MIDI specification (31.25 kbps). To ensure that this limit is not exceeded, reduce the number of input ports that are being merged, or reduce the amount of MIDI data that is being transmitted. When MIDI data is transmitted/received between a computer and the UM-550/ 880, the computer h...