Canon imageCLASS MF249dw Manuel

1469-09F

See  Common Problems(P. 566)  also.

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Can you print a Windows test page? If you can print a Windows test page, there is no problem with the
machine or the printer driver. Check the print settings of your application.

If you cannot print a test page, check the following according to your environment.

 Wireless LAN connection (MF249dw / MF247dw)

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Check the connection status (signal strength) of the wireless LAN.

If the connection is poor, try the following.

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Change the channel of your wireless LAN router. If you have more than one router, set the channels to be
at least five channels apart.

●

If you can change the radio output power of your wireless LAN router, raise the output power.
 

●

If  your  computer  is  connected  to  a  wireless  LAN,  are  the  computer  and  this  machine  using  the  same
wireless LAN router SSID? If they are different, reset the wireless LAN connection settings of this machine.

Viewing Network Settings(P. 344)
Checking the SSID to Which Your Computer Is Connected(P. 676)
Connecting to a Wireless LAN (MF249dw / MF247dw)(P. 319)

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As the wireless LAN router, select the one with the SSID to which the computer is connected.
 

●

Have you selected the correct port? If there is no port to use, create a port.

Checking the Printer Port(P. 674)
Configuring Printer Ports(P. 351)

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Is communication not limited by the firewall on your computer? If IP addresses are incorrectly entered,
you will be not able to access the machine. In that case, you need to use the operation panel to set <IPv4
Address Filter> or <IPv6 Address Filter> to <Off>.

Restricting Communication by Using Firewalls (P. 401)
IPv4 Address Filter (P. 531)
IPv6 Address Filter (P. 532)

●

Disable security software and other resident software.

●

Reinstall the printer driver in accordance with the MF Driver Installation Guide.

●

Can  you  print  from  other  computers  on  the  network?  If  you  also  cannot  print  from  other  computers,
contact your local authorized Canon dealer or the Canon help line.

 Wired LAN connection

Troubleshooting

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