Avision @V2100 - Manual (Page 63)

Operation 6-12
ADJUSTING DENSITY
The @V2100 is preset to the Normal level of density. If your original
document comes with a lighter or darker contrast, you can improve the
quality using the Adjusting Density feature.
To change your density,
1. Press the Copy button on the panel to prompt the Copy screen.
2. Press the
key to move your cursor down to the Density
field.
3. Choose your desired density with the
or keys.