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Lexmark CS720

Lexmark CS720

Fax forwarding issues

Affected Products:

Multifunction: CX725, CX727, XC4140, XC4143, XC4150, XC4153, CX820, CX825, CX827, CX860, XC6152, XC6153, XC8155, XC8160 and XC8163

Issue Description:

The Fax Receive setting to forward incoming faxes to e-mail is ignored, and all incoming faxes are printed.

Pending seen on Fax Job Log

Click here to see sample image.


  1. Confirm that you are able to send and receive faxes.

  2. Confirm that scan-to-email is working by testing an e-mail shortcut.

  3. If both individual functions are working properly, then check your printer's firmware level. See article Downloading the latest Lexmark printer firmware should you be unfamiliar with this procedure.

  4. If the FW-level is ##.030.086, or below, then contact Lexmark Technical Support

  5. Update firmware.


A particular SMTP failure relating to fax forwarding was identified and addressed using a special PE-released version of firmware.

Enabling fax forwarding involves navigating to Settings > Fax > Analog Fax Setup > Fax Receive Settings > Admin Controls.

Click here to view sample image.



Remote Fix:

For remote fix opportunity, go through the steps in the Customer section if the Customer has not already done so.

Additional Information:

Should the issue persist, please contact the next level of support for further diagnosis.

Escalation Item:473290

Refer to ExtraView Escalation ID 473290 for additional information.

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