Epson WF-3820 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 131
The Image Quality of the Sent Fax is Poor
e following causes can be considered.
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 Photo 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
226

Epson WF-3820 Series Specifications

General

Print Technology	Inkjet
Max Print Resolution	4800 x 2400 dpi
Connectivity	USB, Ethernet, Wi-Fi, Wi-Fi Direct
Paper Capacity	250 sheets
Duplex Printing	Yes
Scanner Type	Flatbed color image scanner
Display	2.7" color touchscreen
Functions	Print, Copy, Scan, Fax
ADF Capacity	35 sheets
Scan Resolution	1200 x 2400 dpi
Fax Speed	33.6 Kbps
Ink Type	DURABrite Ultra pigment ink
Ink Cartridges	4 individual ink cartridges (Black, Cyan, Magenta, Yellow)
Paper Sizes Supported	A4, A6
Mobile Printing	Epson Connect, Apple AirPrint, Mopria
Dimensions (W x D x H)	16.7" x 19.8" x 10.8"