Epson WF-C879R Series User Manual

Moiré (Cross-Hatch) Patterns Appear in the Copied Image
If the original is a printed document such as a magazine or a catalog, a dotted moiré pattern
appears.
Solutions
Change the reduce and enlarge setting. If a moiré pattern still appears, place the original at a slightly
dierent
angle.
& “Basic Menu Options for Copying” on page 102
An Image of the Reverse Side of the Original Appears in the Copied Image
e following causes can be considered.
When scanning thin originals, images on the back may be scanned at the same time.
Solutions
Place the original on the scanner glass and then place a piece of black paper over it.
& “Placing Originals” on page 41
The copy density setting is too high.
Solutions
Lower the copy density setting.
& “Basic Menu Options for Copying” on page 102
Solving Problems > Printing, Copying, Scanning, and Faxing Quality is Poor > Copy Quality is Poor
279

Epson WF-C879R Series Specifications

General

Print Technology	PrecisionCore Heat-Free Technology
Duplex Printing	Yes
Connectivity	USB, Ethernet, Wi-Fi, Wi-Fi Direct
Monthly Duty Cycle	Up to 75, 000 pages
Technology	Inkjet
Functions	Print, Copy, Scan, Fax
Scan Resolution	Up to 1200 x 2400 dpi
Ink Colors	Cyan, Magenta, Yellow, Black
Print Resolution	4800 x 1200 dpi
Category	Printer
Mobile Printing	Apple AirPrint, Android Printing, Mopria
Display	4.3" color touchscreen
Paper Sizes	A4, A5, A6, B5, Legal, Letter
Ink Type	Pigment-based
Max Paper Size	13 x 19 inches (Super B)
Print Speed (Black)	25 ISO ppm