ErrorCodeDoctor
Canon · Printer (imageCLASS)

Canon Printer (imageCLASS) #751 error code

Difficulty: Medium · Cost: $0 · Duration: 5–10m

Error code #751 on your Canon imageCLASS printer means the FTP server could not be reached — either it has not started up or the network connection was interrupted. Check the FTP destination settings and verify the network is working correctly.

Common causes

  • The FTP server has not started up or is offline
  • The network connection was lost or interrupted
  • The IP address is not configured correctly

How to fix it

  1. 1

    Verify the FTP server is running and accessible on the network

  2. 2

    Check the destination settings for the FTP server

  3. 3

    Verify the IP address settings on the machine are correct

  4. 4

    Check network connectivity and try again

Related Canon Printer (imageCLASS) error codes

1

#001

An original document has jammed in the feeder

easy
2

#003

A fax could not be sent or received because the data size is too large

easy
3

#005

A fax could not be sent because the recipient's machine did not respond within 35 seconds

easy
4

#012

A fax could not be sent because the recipient's machine has run out of paper

easy