A: Likely a dried printhead. Run the "Clean Printhead" utility from the Maintenance menu 2-3 times. If still blank, replace the cartridges.
A: Use Windows Fax and Scan or NAPS2 . Select WIA (Windows Image Acquisition) as the source. Status: Discontinued Support The Lexmark 5400 series has been discontinued. Technical support and official ink manufacturing have ceased. Users are advised to switch to modern Lexmark MB or MB-Series models for continued support. lexmark 5400
Here is SEO-friendly content generated for the (typically referring to the Lexmark X5430, X5440, X5450 All-in-One printers). A: Likely a dried printhead