Epson WorkForce WF-7830 Series User Manual

The IP address is incorrectly assigned.
Solutions
If the IP address assigned to the printer is 169.254.XXX.XXX, and the subnet mask is 255.255.0.0, the IP
address may not be assigned correctly.
Select Settings > General Settings > Network Settings > Advanced on the printer’s control panel, and
then check the IP address and the subnet mask assigned to the printer.
Restart the wireless router or reset the network settings for the printer.
& “Re-setting the Network Connection” on page 229
There is a problem with the network settings on the computer.
Solutions
Try accessing any website from your computer to make sure that your computer's network settings are
correct. If you cannot access any website, there is a problem on the computer.
Check the network connection of the computer. See the documentation provided with the computer for
details.
The printer has been connected by Ethernet using devices that support IEEE802.3az (Energy
Ecient Ethernet).
Solutions
When you connect the printer by Ethernet using devices that support IEEE802.3az (Energy Ecient
Ethernet), the following problems may occur depending on the hub or router that you are using.
❏ Connection becomes unstable, the printer is connected and disconnected again and again.
❏ Cannot connect to the printer.
❏ e communication speed becomes slow.
Follow the steps below to disable IEEE802.3az for the printer and then connect.
1.
Remove the Ethernet cable connected to the computer and the printer.
2.
When IEEE802.3az for the computer is enabled, disable it.
See the documentation provided with the computer for details.
3.
Connect the computer and the printer with an Ethernet cable directly.
4.
On the printer, print a network connection report.
“Printing a Network Connection Report” on page 246
5.
Check the printer's IP address on the network connection report.
6.
On the computer, access Web Cong.
Launch a Web browser, and then enter the printer's IP address.
“Running Web
Cong
on a Web Browser” on page 266
7.
Select the Network tab > Wired LAN.
Solving Problems > The Printer Does Not Work as Expected > Cannot Print
148

Epson WorkForce WF-7830 Series Specifications

General

Print Technology	Inkjet
Functions	Print, Copy, Scan, Fax
Print Resolution	4800 x 2400 dpi
Max Print Size	13" x 19"
Duplex Printing	Yes
ADF Capacity	50 sheets
Maximum Scan Area	11.7" x 17"
Fax Speed	33.6 Kbps
Input Tray Capacity	250 sheets
Connectivity	USB, Ethernet, Wi-Fi, Wi-Fi Direct
Display	4.3" color touchscreen
Print Speed Color	12 ppm (ISO)
Scanner Type	Flatbed
Paper Sizes Supported	A4, A5, B5, Legal, Letter
Mobile Printing	Epson Connect, Apple AirPrint, Google Cloud Print
Ink Cartridges	4 individual ink cartridges (Black, Cyan, Magenta, Yellow)
Print Speed Black	25 ppm (ISO)