Maintaining Print Quality; Cleaning During Printing - Roland VersaUV LEF-20 Master Manual

Maintaining Print Quality

Preventing Soiling and Dot Drop-Out by Cleaning during Printing
In the following cases, ink tends to collect on the surface of the heads . Under some conditions, this ink may
be transferred to the media or cause dot drop-out .
• When you use media prone to static electricity buildup .
• When the ambient temperature is low .
• When the variation in the unevenness on the print surface is high (there is a limit to the unevenness of the
print surface) .
" "Height Settings When the Print Surface is Uneven" (P . 9)
Use of the periodic cleaning function enables you to perform printing by removing the ink buildup before
or during printing .
Procedure
1.
Press [MENU] .
2.
Press [ ] to display the screen shown below .
MENU
SUB MENU
3.
Press [ ] .
4.
Press [ ] several times to display the screen shown below .
SUB MENU
PERIODIC CL.
5.
Press [ ] .
PERIODIC CL.
NONE 10min
6.
Press [ ] or [ ] to select a value .
PERIODIC CL . Explanation
Page
Automatic cleaning is performed every time before printing starts .
Cleaning is performed during printing when the cumulative printing time reaches the value you set
5 min to 990 min
here . The color may become uneven because the printing is paused .
NONE
Cleaning during printing is not performed .
(default setting)
MEMO
Using "PAGE" or a value from "5 min" to "990 min" results in longer printing times .
7.
Press [ENTER] .
8.
Press [MENU], then [ ] to go back to the original screen .
Chapter 1 Fully Utilizing the Machine
17