Interference with the yellow ink cartridge communication

SOURCE: Our Lexmark Prospect Pro205 has

Your cartridge may need to cleaned. On the printer operator panel, press Setup button -> Maintenance -> Deep Clean Printhead. Your printer will then print a test page forcing ink through the cartridge nozzles and clean them.
If that doesn't help, your printer probably needs to be updated. The firmware update, available at http://bit.ly/p205fw, will help fix print quality issues.

SOURCE: I have changed the ink

It could be a printhead problem. Lexmark recognizes that some of our inkjet all-in-one customers may be experiencing issues with their print quality or other printhead-related issues. We take our customer user experience very seriously. We strive to provide our customers the service they need and the quality they deserve.
Lexmark agents are prepared and able to help diagnose and resolve your issue. This may involve updating your printer firmware and/or replacing the printhead for your printer, at no charge to you, our customer. Installation is quick and easy for any customer to perform.
Please contact Lexmark Technical Support Center for assistance.

SOURCE: there is interference with the

Lexmark recognizes that some of our inkjet all-in-one customers may be experiencing issues with their print quality. We take our customer user experience very seriously, and we strive to ensure that each time a customer prints using a Lexmark device the page is crisp, clear and up to the highest standards.

However, if your device is displaying a 'printhead error' on the hardware and/or you are suddenly experiencing a print quality issue, please contact the Lexmark Technical Support Center at 1-800-539-6275 or point your browser to http://bit.ly/lFKDzs for online technical assistance.