Roland V-Card VC-1 D-50 Owner's Manual page 54

Tone Parameters
Delay (Delay Time)
This sets the time needed for the LFO to appear, from the moment a key is pressed. Higher values
increase the delay time.
Value: 0–100
Sync
Selects the timing of the LFO oscillation as follows. For LFO-2 and LFO-3, KEY cannot be selected.
Value: OFF, ON, KEY
Display
OFF
ON
KEY
EQ/CHORUS (Equalizer/Chorus)
EQ Edit (Equalizer)
fig.09-16(LCD_EqEdit)
In the equalizer section, the frequency characteristic of the sound
can be modified. The Equalizer consists of the following
parameters.
fig.09-17e(EQ_Lg)
LowFreq (Low Frequency)
Sets the frequency where the gain is altered in the low to middle
range.
Value: 63, 75, 88, 105, 125, 150, 175, 210, 250, 300, 350,\r420, 500,
600, 700, 840 Hz
LowGain (Low Gain)
Sets the gain of the lower frequencies. "+" settings raise the gain,
and "-" settings lower it.
Value: -12–+12 dB
54
Description
LFO does not sync to the keyboard.
When a key is played after all keys have been released, the LFO begins its wave generating
process from the beginning.
LFO begins its wave generation from the beginning each time a new key is played.
LowGain
Level 0
LowFreq
Frequency