Roland TrueVIS VF2-640 User Manual page 155

Handling Severe Dot Drop-out and Dot Displacement
2.
Start the super cleaning menu.
Procedure
1.
Press [MENU].
2.
Press [▼] several times to display the screen shown below.
MENU
SUB MENU
3.
Press [▶] once, and then press [▼] several times to display the screen shown below.
SUB MENU
INK CONTROL
4.
Press [▶] to display the screen shown below.
INK CONTROL
SUPER CL.
5.
Press [▶].
6.
Check for the group with dot drop-out or dot displacement by viewing the results of the printing test.
The space from "A" to "B" is group A. The space from "B" to the right side is group B.
MEMO
If the printing-test results are difficult to interpret
Check the results in a bright location, changing your line of vision. It is visible using the reflection of the light.
7.
Select the group of print heads to clean.
(1)
Press [◀] or [▶] to select the group of print heads that is not to be cleaned.
SUPER CL.
AB
(2)
Press [▲] or [▼] to get rid of the group display.
SUPER CL.
A
(3)
Repeat steps 1 and 2 to display only the group of print heads that requires cleaning.
Only the displayed groups will be cleaned. If A and B are displayed, they will both be cleaned.
8.
Press [ENTER] to confirm your entry.
9.
When the screen shown below appears, remove the drain bottle and discard the discharged fluid.
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3. Advanced Maintenance