Yamaha YST-MS30 Service Manual page 9

(5) Re-installing the Device Driver
If you connect the PC and the YST-MS35D via the USB ports using the USB cable before you install the included application
software, the YST-MS35D device driver will not recognize the devices correctly, and will display the following items in the
"System Properties" window:
• USB Audio Device in the list of "Sound, video and game controllers"
• USB Composite Device in the list of "Universal serial bus controller"
To recognize the devices correctly, re-install the driver following the steps below:
1. Make sure the YST-MS35D is connected to the PC via the USB cable.
2. Click the "+" symbol next to "Universal serial bus controller" to display the list.
3. Make sure that "USB Composite Device" appears in the list and click to select it.
"USB Composite Device" is listed.
4. Click [Remove].
The dialog shown below appears. Click [OK].
"USB Audio Device" will be deleted.
5. Make sure that "USB Composite Device" has been deleted from the list of "Universal serial bus controller."
6. Disconnect the USB cable.
7. Insert the included CD-ROM into the CD-ROM drive and re-install the device driver.
8. Check the device driver. Refer to "(4) Verifying the installation of device drivers" on page 7.
YST-MS35D
YST-MS30/YST-MS35D
8