Epson WorkForce WF-7830 Series - Page 206

❏ Mac OS
Select Fine as Print Quality from the print dialog's Print Settings menu.
The print head position is out of alignment.
Solutions
Align the print head using the Print Quality Adjustment feature.
& “Adjusting the Print Quality” on page 123
Blurry Prints, Vertical Banding, or Misalignment
e following causes can be considered.
The print head position is out of alignment.
Solutions
Align the print head using the Print Quality Adjustment feature.
& “Adjusting the Print Quality” on page 123
The bidirectional printing setting is enabled.
Solutions
If print quality does not improve even aer aligning the print head, disable the bidirectional setting.
During bidirectional (or high speed) printing, the print head prints while moving in both directions, and
vertical lines may be misaligned. Disabling this setting may slow down printing speed but improve print
quality.
❏ Windows
Clear Bidirectional Printing on the printer driver’s More Options tab.
❏ Mac OS
Select System Preferences from the Apple menu > Printers & Scanners (or Print & Scan, Print &
Fax), and then select the printer. Click Options & Supplies > Options (or Driver). Select O as the
Bidirectional Printing setting.
Solving Problems > Printing, Copying, Scanning, and Faxing Quality is Poor > Print Quality is Poor
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