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Lexmark X204n Holds Faxes Until Power Cycle and Other Fax Behavior Anomalies

Document ID:SO5073

Usergroup :External


Double-ring in fax acting like single-ring when set from EWS. Button press for 7 and 9 going to letters after 2 presses in fax mode; Empty fax directory issue; Unresponsive; MFP lock-up; printer frozen; Outgoing faxes will not send; Fax send failure


What you will see

Outgoing faxes are held and the X204 MFP is unresponsive until the machine is powered OFF and ON.

Other fax symptoms which may be corrected by this fix:

  • The inability to the navigate the user menus.
  • A double-ring distinctive ring issue when set from the MFP's web page.
  • Numeric button press twice goes to letters. 


Suggested Fix

Check and update the MFP's firmware to the latest level if necessary.

To do this, you will perform the following:

  1. Check current firmware levels
  2. Download the latest firmware
  3. Update or send the latest printer firmware to the printer. 

Step 1: Check current firmware levels.


First, print a Menus Settings Page to verify the latest printer firmware level.

To print the menus settings page:

  1. Press the Menu button.
  2. Press > to Reports.
  3. Press Select.
  4. Press Select again with Menu Settings Page displayed on the second line of the LCD.

Example of outdated firmware:

Base — LMO.MT.PO85 -0

Network — NMO.APS.N006 -0

 Step 2:  Download the latest firmware package.

NOTE: Updating your printer firmware is not difficult; however, certain situations may require that you call Lexmark Technical Support  for additional assistance.

Click here.

After you have downloaded the firmware package to your destination folder, extract the file using WinZip or WinRar. Recommendation: Extract the .fls file to your Windows Desktop for easy access.   

Verify the existence of the .fls file now visible on your desktop, or in another selected destination folder. Alternatively, you can run the .exe file for a user-guided application


Step 3: Update or send the printer firmware file to the printer.


Self-extracting executable

Double-click on the .exe package and follow the on-screen instructions.


FTP Methods

To do this, select the method that coincides with your printer connection type. Use the table below to assist you with your upgrade method preference: 

 NOTE: The following will be seen on the printer:

  • Reading with completion percentage
  • CRC check for signal continuity
  • Programming with completion percentage
  • Do Not Power Off

 Updated Firmware Example


Method Information
USB utility (USB-attached) Click here.
EWS method (Network-attached) Enter http://mfp_IP_address, where IP address is the TCP/IP address of the MFP. Select Settings > Update Firmware.  


(Alternative network-attached)

Click here.

MarkVision Professional

(Large Enterprise)

Visit to download the latest User's Guide and perform a search on Print Server updates or Generic File downloads.

Printer File Loader (USB- Macintosh)

Click here.


Still Need Help?  


If you require additional assistance, please contact Lexmark Technical Support. NOTE: When calling for phone support, you will need your model/machine type and serial number (SN).

For improved technical support, all callers should be near the computer and the printer in case the technician on the phone asks you to perform a task involving one of the devices.

Please enter the email address you would like to send a copy of this page to.