Detailed Settings for Each Function
About MIDI Visual Control 
(V-LINK/MVC)
What is MIDI visual control?
MIDI Visual Control is an internationally used 
recommended practice that was added to the MIDI 
specication so that visual expression could be 
linked with musical performance. Video equipment 
that is compatible with MIDI Visual Control can be connected to 
electronic musical instruments via MIDI in order to control video 
equipment in tandem with a performance.
What is V-LINK?
V-LINK is Roland’s proprietary specication that 
allows visual expression to be linked with musical 
performance.  
Video equipment that is compatible with V-LINK can be connected 
to electronic musical instruments via their MIDI ports, making it 
easy to enjoy a variety of visual eects that are linked with the 
performance.
Connection examples
As an example, we will use a Live Set in which the RD-800 is 
connected to the P-10.
MEMO
In order to use MIDI Visual Control between the RD-800 and 
the P-10, you’ll need to make connections using a MIDI cable 
(sold separately).
NOTE
Before connecting this unit to other devices, turn o the power 
to all units. This will help prevent malfunction and/or damage to 
speakers or other devices.
MIDI IN
MIDI OUT
P-10
RD-800
Turning MIDI Visual Control ON/OFF
1.  In the MENU screen, select “V-LINK/MVC” and press the 
[ENTER] button.
2.  Select “V-LINK/MVC Switch” and change it to “ON.”
MIDI Visual Control will be on, allowing you to control images by 
your performance on the RD-800’s keyboard.
3.  Select “V-LINK/MVC Switch” and change it to “OFF.”
MIDI Visual Control will be turned o.
MIDI Visual Control Settings
1.  In the MENU screen, select “V-LINK/MVC” and press the 
[ENTER] button.
2.  Select the parameter that you want to edit, and edit its 
value.
MEMO
If you want to save this settings, press the [WRITE] button. 
Settings saved in the RD-800 are not deleted even when the 
power is turned o . 
However, the MIDI VISUAL CONTROL on/o status is not 
memorized.
Detailed Settings of MIDI Visual Control
Parameter Value Explanation
Switch
OFF, ON Switches MIDI Visual Control on/o.
Mode
MVC MIDI Visual Control mode is selected.
V-LINK V-LINK mode is selected.
Tx Channel
1–16
Selects the MIDI channel used in 
outputting messages.
OUT Port
ALL, OUT1, OUT2, 
USB
Selects the port used for outputting 
messages.
If the System parameter “MIDI OUT2 
MODE” setting (p. 41) is set to THRU, MIDI 
Visual Control data will not be transmitted 
even if you choose the OUT 2 setting.
Key Range Lower
A0–C8
Select the range of keys to use as the MIDI 
Visual Control controller.
Key Range Upper
Lowest No.
Sets the number that is output when the lowest key in the 
range set with Key Range is pressed.
Visual control function chart
The following MIDI messages are transmitted.
Visual Control 
Function
Transmitted MIDI Message
Operation on 
RD-800
Switch images
CC0 (Bank Select) Play black keys
Program Change Play white keys
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