Roland V-Synth owner manual Problems Related to the USB Driver Windows, Troubleshooting, 146

Troubleshooting

Problem	Cause	Action
Exclusive messages are not	Is the instrument set to receive Exclusive messages?	Set the Rx Sys-Ex parameter to ON (p. 76).
received	Does the Device ID number of the transmitting device	Check the Device ID parameter setting (p. 75).
	match the Device ID number of the V-Synth?
Noise is heard while sampling	During sampling, the output frequency of the digital	This is not a malfunction.
	audio interface is fixed at 44.1 kHz, regardless of the
	System mode setting. Noise may be heard from con-
	nected devices at this time.
Can’t edit or encode a wave	Could you have selected a preset wave?	The V-Synth’s factory-loaded preset waves cannot be
		edited or encoded. Select a sample that you’ve sampled
		or imported.
Beep tone was turned off, but	The Power-up Mode is set to “Default.”	Change it to “Last Set” and save the System settings (p.
it continues to sound the next		74).
time power is turned on

Problems Related to the USB Driver (Windows)

Problem	Cause	Action
When I start (or restart) my	It has been found that on some computers, starting (or	Switch off the V-Synth and then restart your computer.
computer with the V-Synth	restarting) the computer while the V-Synth is powered
connected via USB, it freezes	up and USB is connected will cause the computer to
at the startup screen and fails	freeze at the startup screen and fail to work.
to work
When I turned off the power of	When using Windows Me, powering down the V-	You must cancel the USB connection (p. 92) before you
the V-Synth, an error oc-	Synth without unmounting the drive may cause an er-	turn off the power of the V-Synth.
curred in Windows	ror to occur in Windows.
When I attempt to exit Win-	On some Windows computers, it has been reported	You must cancel the USB connection (p. 92) before you
dows while leaving the V-	that the computer cannot be powered down if you exit	turn off the power of the V-Synth before you exit Win-
Synth powered up, the com-	Windows when the V-Synth is still powered up (with-	dows.
puter does not turn off	out unmounting the drive). (The shutdown process
	halts before the computer’s power is switched off.)
When I connect the V-Synth	On some computers, waking up the computer from the	Before you Suspend your computer, power down the
via USB and wake up my com-	Suspend state while a powered-up V-Synth is connect-	V-Synth using the procedure described on p. 92.
puter from Suspend, it stops	ed via USB will cause the computer to freeze.
functioning
V-Synth driver is not mounted	If a network drive is mounted in Windows XP, that	Change the assignment of the network drive.
in Windows XP	drive number may conflict with the V-Synth drive,
	causing the V-Synth drive to not be recognized.
“Find new hardware wizard”	Is the USB cable connected correctly?	Make sure that the V-Synth and your computer are cor-
does not execute automati-		rectly connected via a USB cable.
cally	Is USB enabled on your computer?	Refer to the operation manual for your computer, and
The “Insert Disk” dialog box		make sure that USB is enabled.
does not appear
	Does your computer meet the USB specifications?	If you are using a computer that does not fulfill the
“Find new hardware wizard”
		electrical requirements of the USB specifications, oper-
ends before the process is
		ation may be unstable. In this case, you may be able to
completed
		solve the problem by connecting a USB hub.
* It may take about 15 seconds
		If the above actions do not solve the problem, it is pos-
(or more) after the USB cable
		sible that the V-Synth has been incorrectly detected by
is connected for the V-Synth
		the computer. As described in “Deleting Incorrect De-
to be detected.
		vice Information” (p. 147), delete the incorrect device
		information, then re-install the driver.
“Found unknown device” ap-	If your computer or USB hub has two or more USB con-	Refer to Readme file on the included CD-ROM, and in-
pears even though you in-	nectors, and you connect the V-Synth to a USB connec-	stall the driver once again. This is not a malfunction.
stalled the driver	tor to which the V-Synth has never been connected	If the “Found unknown device” dialog box appears
	before, the “Unknown device” dialog box may appear	even though the V-Synth is connected to the same USB
	even on a computer onto which you have already in-	connector as before, it is possible that the computer has
	stalled the driver.	detected the V-Synth incorrectly. As described in “De-
		leting Incorrect Device Information” (p. 147), delete
		the incorrect device information, then re-install the
		driver.

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