Epson WF-C879R Series User Manual

Straight Lines Appear when Sending Faxes from the ADF
e following causes can be considered.
There is dust or dirt on the ADF or originals.
Solutions
Clean the ADF, and remove any dust or dirt that adheres to the originals.
& “Cleaning the ADF” on page 172
The Iimage Quality of the Sent Fax is Poor
e following causes can be considered.
The Original Type setting is wrong.
Solutions
Select Fax > Fax Settings > Scan Settings > Original Type, and then change the setting. When the
original you are sending contains text and images, set this to Photo.
The resolution is set to low.
Solutions
If you do not know the performance of the sender’s fax machine, set the following before sending a fax.
❏ Select Fax > Fax Settings and then make the Resolution setting to set the highest quality image.
❏ Select Fax > Fax Settings and then enable Direct Send.
Note that if you set Resolution to Super Fine or Ultra Fine but you send the fax without enabling
Direct Send, the fax may be sent at a lower resolution.
ECM setting is disabled.
Solutions
Select Settings > General Settings > Fax Settings > Basic Settings and enable the ECM setting on the
control panel. is may clear errors that occur due to connection problems. Note that the speed of
sending and receiving faxes may be slower than when ECM is disabled.
Solving Problems > Printing, Copying, Scanning, and Faxing Quality is Poor > The Quality of the Sent Fax is Poor
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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