Epson WF-7820 Series User Manual

343
• Adjust the print quality in the product software.
• Clean the paper path.
• Do not press too hard on the original or the document cover when you are scanning originals on the
scanner glass.
• Clean the scanner glass.
• Clean the ADF.
Note: Your product will not operate properly while tilted at an angle. Place it on a flat, stable surface that
extends beyond the base of the product in all directions.
Parent topic: Solving Print Quality Problems
Related concepts
Print Head Cleaning
Related references
Paper Specifications
Compatible Epson Papers
Related tasks
Aligning the Print Head Using the Product Control Panel
Selecting Additional Layout and Print Options - Windows
Selecting Basic Print Settings - Windows
Selecting Double-sided Printing Settings - Windows
Faint Printout or Printout Has Gaps
If your printouts are faint or have gaps, try these solutions:
• Run a nozzle check to see if any of the print head nozzles are clogged. Then clean the print head, if
necessary.
• The ink cartridges may be old or low on ink, and you may need to replace them.
• Make sure the paper type setting matches the type of paper you loaded.
• Make sure your paper is not damp, curled, old, or loaded incorrectly in your product.
• When copying, increase the Density setting on the product control panel.
• Align the print head.
• Adjust the print quality in the product software.

Epson WF-7820 Series Specifications

General

Print Resolution	4800 x 2400 dpi
Max Print Size	13" x 19"
Duplex Printing	Yes
Scan Resolution	1200 x 2400 dpi
Paper Capacity	250 sheets
ADF Capacity	50 sheets
Display	4.3" color touchscreen
Functions	Print, Copy, Scan, Fax
Scanner Type	Flatbed colour image scanner
Connectivity	Wi-Fi, Ethernet, Wi-Fi Direct, USB
Mobile Printing	Epson Connect, Apple AirPrint, Google Cloud Print
Paper Sizes	A3, A4, A5, A6, B4, B5, C6, DL
Fax Transmission Speed	Approx. 3 seconds per page
Fax Memory	Up to 550 pages
Print Technology	PrecisionCore
Ink Type	DURABrite Ultra Ink