Epson SureColor SC-T7700D Administrator's Manual page 60

Administrator's Guide
If DHCP is enabled, change the printer's Obtain IP Address setting to Auto. If you want to set the IP address
manually, check the printer's IP address from the Network Status part on the network connection report, and then
select Manual on the network settings screen. Set the subnet mask to [255.255.255.0].
If still does not connect your printer and network devices, turn off the wireless router. Wait for about 10 seconds,
and then turn it on.
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Solutions:
Check the following.
❏ The default gateway address is correct if you set the printer's TCP/IP Setup setting to Manual.
❏ The device that is set as the default gateway is turned on.
Set the correct default gateway address. You can check the default gateway address from the Network Status part
on the network connection report.
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Solutions:
Check the following.
❏ Other devices on the network are turned on.
❏ The network addresses (IP address, subnet mask, and default gateway) are correct if you are entering them
manually.
❏ The network addresses for other devices (subnet mask and default gateway) are the same.
❏ The IP address does not conflict with other devices.
If still does not connect your printer and network devices after confirming the above, try the following.
❏ Turn off the wireless router. Wait for about 10 seconds, and then turn it on.
❏ Make network settings again using the installer. You can run it from the following website.
http://epson.sn > Setup
❏ You can register several passwords on a wireless router that uses WEP security type. If several passwords are
registered, check if the first registered password is set on the printer.
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Solutions:
Check the following.
❏ Network devices such as a wireless router, hub, and router are turned on.
❏ The TCP/IP Setup for network devices has not been set up manually. (If the printer's TCP/IP Setup is set
automatically while the TCP/IP Setup for other network devices is performed manually, the printer's network
may differ from the network for other devices.)
If it still does not work after checking the above, try the following.
Solving Problems
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