VocoPro DA-3700 owner manual Troubleshooting, Problems Cause Solutions

Troubleshooting

PROBLEMS	CAUSE	SOLUTIONS
No sound coming from	Input Selector is set incorrectly	Change Input Selector to the
selected music source		correct current playing source
	Music Master Volume control is	Raise Music Master Volume level to
	set to minimum	an appropriate level
	The Effect Loop bars are either	Connect the Loop Bars horizontally
	not inserted or inserted	(L-OUT to L-IN and R-OUT to
	incorrectly; or the device	R-IN); or reconnect the connected
	connected to the Effect Loop is	device as stated in the instruction
	incorrectly working	manual
	Speakers and Speaker Cables	Check Speakers and Speaker
	are either not connected, loose or	Cable connections. Tighten or
	malfunctioning	replace if necessary.
	Source player is functioning	Replace player and reset the
	incorrectly	DA-3700PRO’s power supply
There are no graphics	Video cable(s) are not properly	Reconnect cables firmly to correct
on the screen.	connected	video jacks as stated in the
		instruction manual
	Disc medium is not a CDG	Insert a CDG for playback
	TV or monitor device is not set to	Change TV or monitor settings to
	the correct video setting	accept video
High pitched squealing	Microphone is pointed to, or to	Move microphone away from
occurs when using the	close to speakers	speakers
microphone
	Treble level(s) are too high on	Turn down treble level(s) on
	microphone channel(s)	microphone channel(s)
No microphone output is	The microphone is not turned on	Turn on the microphone
present
	The microphone cable is either	Tighten or replace the microphone
	loose or not functioning	cable
	The Microphone Volume for that	Turn up the Microphone Volume for
	channel is set to a minimum	that channel
	The microphone is not functioning	Replace the microphone
	correctly

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