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Lexmark C925

Lexmark C925

FW4.0 (.P440) release notes

Lexmark FW4.0 release notes (July 2017)

Since .P305 – All Models: C74x, C792, C925, C950, X548, X74x, X792, X925, X95x*, 6500e**


  • *An x denotes any number within a printer model series.
  • **Any printer equipped with the 6500 scanner option.
  • Enhancements
    • Increased Address Book & Internal Accounts entries from 250 to 750.
    • Improved Managed Print Services data tracking capabilities.
    • Allow applications to support background processing to free the operator panel for concurrent functionality.
    • OCR support is now native, but requires an eSF license to activate.
    • Added Copy Offset to the Copy screen workflow.
    • Support GZIP Log Link from SE EWS on non-disk models.
    • Added support for the N8350 wireless option.
  • App updates for Multi-function products:
    • Scan to Network version 4.4.12
    • Forms and Favorites version 4.2.0
    • Remote Operator Panel version 3.3.0
    • WS-Scan version 3.3.0
    • USB My MFP version 3.3.0
  • App updates for single function products:
    • Background and Idle Screen 3.8.1
    • Forms and Favorites version 3.2.0
    • Remote Operator Panel version 3.3.0
    • Eco-Setting 3.0.11
    • Showroom 2.5.1
  • Fixes and Other Improvements
    • Several Fax issues, both analog and fax over IP (FoIP)
    • Addressed several shortcut issues, including the ability to select multiples
    • Fixed several tray linking issues
    • Addressed several issues related to exiting "sleep" mode
    • Fixed several issues where supplies were not reporting the correct Maximum Capacity
    • Fixed a couple issues with NPA/SNMP causing a hang, if commands were sent at certain times
    • Added UCF keys to the variables located on the Supplies Notification web page
    • Improved some translations, especially for the DBCS languages
    • Applied security patches to bring these devices up to the latest level including Openssl CVE-2014-0224 SSL/TLS MITM vulnerability; Note: these products did not have the TLS heartbeat read overrun (CVE-2014-0160) issue.
    • Improved the VLML support
    • Fixed several timing issues that could result in a hang or 900 Software Service Error
    • Added ADF page counts to the event log for Scanner Jam events
    • Improved the devices ability to cancel jobs
    • Fixed several Postscript issues, some of which may lead to 900.43 Service errors
    • Fixed several PDF errors, some may lead to error messages or garbage output
    • Fixed some PCL/XL/GL issues, including the ability to suppress blank pages in XL
    • Changed default Hibernate setting from "Disabled" to "3 days" to match other Lexmark devices: (Note that "Hibernate on Connection" default setting is still "Do Not Hibernate.")
  • Firmware release notes relating to engine code: X548 – LHS40.VK.E401 (from LHSX.VK.E141H)
    • Improved supplies communication when exiting sleep mode
    • Improved security of engine communication
    • Eliminated a hang on the Main Menu after pressing # button coming out from overnight sleep
  • C792/X792 – LHSX.HC.E157 (from LHSX.HC.E155)
    • Eliminated a 900.00 FW Error crash after resolving paper jam and pressing continue button
    • Improved debug for 913.44
    • Return the Part Number of supplies when available
  • C74x/X748 – LHSC.CM.E250 (from LHSC.CM.E248)
    • Improved Job Accounting when the front page is black
    • Fixed a hang that could occasional happen when trying to cancel a job


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