Epson WF-7840 Series User Manual

Examples of Epson printing apps
Search for and install the Epson printing application from App Store or Google Play if it is not already installed.
1.
On the smart device, start the Epson printing application.
2.
Check that the printer name is displayed in the application.
When the printer name is displayed, a connection has been successfully established between the smart device
and the printer.
If the following are displayed, a connection has not been established between the smart device and the printer.
❏ Printer is not selected.
❏ Communication error.
Check the following if a connection has not been established.
❏
e
printer is not recognized over a network connection
“Cannot connect to a Network” on page 187
Check the following if a connection has been established.
❏ e printer is recognized, but scanning cannot be performed.
“Cannot Print Even ough a Connection has been Established (iOS)” on page 189
Cannot connect to a Network
e problem could be one of the following issues.
Something is wrong with the network devices for Wi-Fi connection.
Solutions
Turn o the devices you want to connect to the network. Wait for about 10 seconds, and then turn on the
devices in the following order; wireless router, computer or smart device, and then printer. Move the
printer and computer or smart device closer to the wireless router to help with radio wave
communication, and then try to make network settings again.
Solving Problems > The Printer Does Not Work as Expected > Cannot Start Scanning
199

Epson WF-7840 Series Specifications

General

Print Resolution	4800 x 2400 dpi
Max Print Size	13" x 19"
Duplex Printing	Yes
Scanner Type	Flatbed, ADF
Scan Resolution	1200 x 2400 dpi
Connectivity	USB, Ethernet, Wi-Fi, Wi-Fi Direct
Display	4.3" Color Touchscreen
Category	Printer
Functions	Print, Copy, Scan, Fax
Maximum Paper Size	13" x 19"
Input Paper Capacity	250 sheets
ADF Capacity	50 sheets
Print Technology	PrecisionCore
Print Speed Black	25 ppm
Print Speed Color	12 ppm
Paper Capacity	250 sheets
Printing Technology	PrecisionCore
Mobile Printing	Apple AirPrint, Mopria Print Service, Epson Connect
Paper Sizes	A4, A5, Letter, Legal
Paper Capacity Maximum	500 sheets
Monthly Duty Cycle	50, 000 pages
Product Type	All-in-One Printer