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How to Reset the Network Settings on the X4850 and X7550 All-In-One Inkjet Printer

Document ID:HO3223

Usergroup :External


Cannot communicate; Communication problem; Router was reset; Need to reconfigure


How to reset the network settings; How to reset wireless settings; How to reset wifi; How to reset the IP address; How to start over; How to clear settings; How to erase tcp/ip settings; Microsoft Windows 2000; Microsoft Windows XP; Microsoft Windows XP Professional x64 Edition; Microsoft Windows Vista


Overview: Reset scenarios

Reset the network settings only if one of the following conditions applies to your situation:

  • The printer is being moved to a new network, or new network segment, that uses new network settings and hardware (access points, wireless routers).

  • The original printer port has stopped communicating and you would like to try reconfiguring the printer completely using the installation software.

  • You recently reformatted your computer's hard drive and reinstalled your operating system.

  • You are switching to an Ad hoc environment with different security settings.

Resetting network settings


 - 4-Way directional button
 - Select button

WARNING!  This procedure clears all network settings and returns them to the original factory default values. In order to have a record of any user-defined settings, it is recommended that you print the network setup page before starting the procedure.  Click here for instructions on printing this page.
  1Press  until Setup is highlighted.
  2Press .
  3Press  until Network Setup is highlighted.
  4Reset Network Adapter defaults should be highlighted. 
  5Press .
  6Yes will be highlighted. A confirmation/warning message that 'All Wireless Network Settings' will be reset is now displayed. 
  7Press  if you require a reset of the network card. 
  8Clearing Wireless Settings will be displayed, and the Wi-Fi indicator light will turn off ().
  9Please wait 1-2 minutes while the network adapter resets and reinitializes.  You will know that the card has finished reinitializing when you see a solid orange indicator light ( ).  

NOTE:  You will not be able to access network-related menus while the network card reinitializes. 

Alternative reset procedure 

  1Press  until Maintenance is highlighted.
  2Press .
  3Press  until Reset Defaults is highlighted.
  4Press .
  5Reset all Menu Default settings to factory settings? will be displayed on the LCD, with the word Yes highlighted.
  6Press  .
  7Also reset all Network Settings to factory defaults will be displayed on the LCD.
  8Press   to highlight Yes.
  9Press .  The message All Menu and Network Settings have been reset to factory settings will briefly display on the LCD.

Related topics

If continuing...Then...
to set up the printer in an Infrastructure network environment  (i.e. with access points and routers)
NOTE:  This is the recommended procedure if you are connected to the Internet. 
click here.
to reconfigure the printer using the Wireless Setup Utility or Lexmark Wireless Setup Assistant.
NOTE:  Recommended if the software remains installed on the computer.  
click here.
to set up the printer in an Ad hoc  network environment  (i.e. wireless-equipped PC directly to printer)click here.

Still need help? 

Please contact Lexmark Technical Support for additional assistance.  NOTE:  When calling for support, you will need to know your printer model/machine type and serial number
Please call from near the printer and computer in case the technician asks you to perform a task involving one of these devices.   


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