Canon imageCLASS LBP121dn - Cannot Print (Wired LAN)

Cannot Print (Wired LAN)
95LW-07Y
T
roubleshoot by checking the items below.
Is the Printer Port of the Computer Congured Correctly? (Windows)
Change the settings if they have not been congur
ed correctly. If there is no available port, add a new port.
Viewing the Printer Port(P. 354)
Conguring a Printer Port (Windo
ws)(P. 104)
Can You Access Remote UI?
If you cannot access Remote UI, the r
ewall settings of the machine may be incorrect, preventing
communication with the computer.
Use the following procedure to disable the rewall settings with the operation panel, and then use Remote UI to
congure the rewall again.
Administrator privileges are required. The machine must be restarted to apply the settings.
1
Disable the r
ewall settings.
To Disable IPv4 Address Filter
[Home] screen on the operation panel [Menu] [Preferences] [Network]
[Firewall Settings] [IPv4 Address Filter] [Outbound Filter] or [Inbound Filter]
[Off] Restart the machine.
To Disable IPv6 Address Filter
[Home] screen on the operation panel [Menu] [Preferences] [Network]
[Firewall Settings] [IPv6 Address Filter] [Outbound Filter] or [Inbound Filter]
[Off] Restart the machine.
To Disable MAC Address Filter
[Home] screen on the operation panel [Menu] [Preferences] [Network]
[Firewall Settings] [MAC Address Filter] [Outbound Filter] or [Inbound Filter]
[Off] Restart the machine.
2
Congure the r
ewall correctly.
Setting the Firewall(P. 147)
Reinstalling the Printer Driver
Uninstall the installed driver, and then reinstall it.
For details about uninstalling and installing drivers, see the driver manual at the online manual site.
https://oip.manual.canon/
Ar
e You Using Resident Software?
If you are using resident software, such as security software, disable it and then try printing.
Can Y
ou Print from Another Computer in the Network?
If you cannot print from another computer, contact your dealer or service representative. If the Problem
Persists(P
. 339)
Troubleshooting
316