Adjusting The Print Head - Epson Stylus Pro 7900 User Manual

Epson Stylus Pro 7900/7910/9900/9910

Adjusting the Print Head

You may need to adjust the print head if white lines appear in your printed data or if you notice the print
quality has declined. You can perform the following printer maintenance functions for maintaining the
print head in consistently good condition to ensure the best print quality.
Manual cleaning function
You can perform cleaning manually according to the print quality.
Functions Printer driver
✓
Nozzle
check
✓
Head
cleaning
Power —
cleaning
Auto cleaning function (Auto maintenance function)
Function
AUTO NOZZLE CHECK
Self-cleaning
Capping
Print head alignment function
Functions Printer driver
✓
Print head
alignment
User's Guide
Maintenance
Printer Explanation
✓
Checks the print head nozzles for clogging by printing a
nozzle check pattern.
✓
Cleans the print head to improve the print quality. You
can select the print head to be cleaned.
✓
Cleans the print head more effectively than normal head
cleaning.
Power cleaning process consumes more ink than head
cleaning. When you perform power cleaning, make sure
that enough ink is remaining. Otherwise, prepare a new
ink cartridge.
Explanation
The printer performs a nozzle check and if there are missing dots, it
performs cleaning automatically.
Avoids drying and clogging of the print head nozzles. It starts when you
turn the printer on or start printing.
Put a cap on the print head to keep it from drying.
Printer Explanation
✓
Aligns the print head when misaligned lines appear on
the printed data.
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