Roland TrueVIS VG3-640 User Manual page 253

When Normal Cleaning Is Not Effective
6.
Tap [Execute].
Cleaning will start. On completion, you will return to the original screen.
7.
Tap .
8.
Tap [Printing Test].
9.
Select [Nozzle Drop-out Test] and tap [Execute].
Perform a printing test again to check whether the dot drop-out and dot displacement have been
corrected.
MEMO
• If the problem persists, try performing medium cleaning again.
• If problems such as dot drop-out and dot displacement persist even after you have performed medium
cleaning several times, perform "powerful cleaning."
• This cleaning can be effective when carried out periodically, according to the frequency of use.
RELATED LINKS
・ P. 253 Powerful Cleaning Method
252
Advanced Maintenance