Roland TrueVIS VG-640 User Manual page 88

When Normal Cleaning Is Not Effective
F
Select the group of print heads to clean.
1 Press [ ] or [ ] to select the group of print heads that is not to be cleaned.
MEDIUM CL.
AB
2 Press [ ] or [ ] to get rid of the group display.
MEDIUM CL.
A
3 Repeat steps
Only the displayed groups will be cleaned. If A and B are displayed, they will both be cleaned.
G
Press [ENTER].
The screen shown in the following figure appears, and then cleaning starts. The (approximate) re-
3
maining time for the procedure is displayed on the screen. (The display shown below is an example.
"01:45" = "1 minute and 45 seconds")
CLEANING...
>>
When finished, the screen shown below appears again.
MEDIUM CL.
AB
H
Press [FUNCTION] to go back to the original screen.
I
Perform a printing test again to make sure the dot drop-out has been corrected.
P. 54 "Step 5 : Printing Tests and Normal Cleaning"
"
When powerful cleaning is not effective.
If problems such as dot drop-out persist even after you have performed powerful cleaning several times,
perform "manual cleaning." Such cleaning can be effective when carried out periodically, according to the
frequency of use.
P. 87 "Manual Cleaning"
"
86
POWERFULL CL.
AB
POWERFLL CL.
A
1 and 2 to display only the group of print heads that requires cleaning.
01:45
POWERFULL CL.
AB