Roland VK-8 Midi messages are not transmit, Ted/receive correctly, Can’t hear spring shock noise

Troubleshooting

Problem	Check	Solution	Page
	The MIDI channel of each part is not	Set the MIDI channels correctly.	p. 54
	set correctly.
		Make sure that the VK-8’s program
	The Control MIDI Channel is not set	changes and expression data are be-	p. 54
	correctly.	ing transmitted on the correct MIDI
MIDI messages are not transmit-		channel.
ted/receive correctly
		Have the sequencer play back the
	The sequencer playback tempo is	data at the same tempo that was	p. 60
	not set correctly.	used when the exclusive data was
		recorded.
	The Sub Keyboard Function is not	Check the Sub Keyboard Function	p. 58
	set correctly.	setting.
Can’t hear spring shock noise	Reverb level is set to 0.	Turn the REVERB [LEVEL] knob	p. 37
		clockwise to adjust the reverb level.
	PERCUSSION is turned on.
Can’t hear the 1' harmonic bar	If PERCUSSION is on, the sound of	This is not malfunction.	- - -
	the 1' harmonic bar will not be
	heard.
	Control pedal or D Beam is assigned
	to “CRESCENDO.”	If the [SLOW/FAST] button is in the
	If the control pedal or D Beam is as-
		SLOW state, rocking back onto the
Rotary changes to FAST uninten-	signed to “CRESCENDO” when the
		heel of the control pedal, or moving	p. 34
	[SLOW/FAST] button is in the
tionally		your hand away from the D Beam	p. 40
	SLOW state, and you fully depress
		will cause the rotary to return to
	the control pedal, or place your
		SLOW.
	hand very close to the D Beam, the
	rotary will switch to FAST.
		Depending on the type of pedal
Hold pedal or control pedal oper-	The control pedal’s polarity is re-	switch or expression pedal, it may
		have the opposite operation when	p. 56
ation is reversed	versed.
		depressed. Switch the polarity of the
		control pedal.
	Something was covering the D Beam
	when the power was turned on.
	When the power is turned on, the
	VK-8 automatically adjusts the sen-	Readjust the sensitivity of the D	p. 36
	sitivity of the D Beam. For this rea-	Beam.
	son, do not place any objects on the
D Beam sensitivity is incorrect	D Beam or cover it with your hand
	when the power is turned on.
	D Beam sensitivity is incorrect.	Readjust the sensitivity of the D	p. 36
		Beam.
	The instrument is placed in a loca-	The D Beam will not function cor-
	tion where there is a large amount of	rectly in a location where there is a	p. 36
	infrared light.	large amount of infrared light.
Preset memory contents are lost	The power was turned off while	Never turn off the power while data
	data was being written into preset		- - -
		is being written into preset memory.
	memory.
	The VK-8 is in Preset mode	Get the [PRESET] button to go out,	p. 22
		thus turning off Preset mode.
Can’t select Other Tones
	The VK-8 is in Edit mode.	Exit Edit mode.	p. 47
	The VK-8 is in Demo mode.	Exit Demo mode.	p. 21

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