Epson ET-2850 how to run a product check
To find out whether the product itself is working when printing from a computer fails.
Steps
- Disconnect any interface cables connected to the product.
- Load plain paper in the product.
- Press the home button, if necessary.
- Select Maintenance > Nozzle Check, then press the start button to print the pattern.
- If the pattern is complete, the product works and the problem lies with the computer, cable, software or settings.
- If the pattern has gaps, clean or align the print head. If the page does not print at all, contact Epson.
Source: Solving Problems: Running a Product Check Source: Solving Problems: Running a Product Check, p. 196
Other ET-2850 procedures
- How to run a nozzle check from the control panelWhen printouts are light or banded, to see whether the print head nozzles are clogged before cleaning.
- How to clean the print head from the control panelWhen the nozzle check pattern has gaps. Cleaning uses ink, so clean only when print quality declines.
- How to run a Power Cleaning from the control panelWhen white or dark lines or missing nozzles remain after cleaning the print head several times.
- How to align the print head from the control panelWhen printouts are grainy or blurry, vertical lines are misaligned, or dark or light horizontal bands appear.
- How to refill the ink tanksWhen the ink level is below the lower line on a tank. Fill the tank to the upper line.
- How to reset the ink levels when the LCD asks for itWhen the LCD screen prompts you to reset the ink levels. The message can appear even when ink remains in the tanks.
- How to clear a paper jam inside the productWhen the LCD screen reports paper jammed inside the product, including (W-01).
- How to clear a paper jam in the rear coverWhen the LCD screen reports paper jammed in the rear cover.
- How to restore control panel settings to their defaultsWhen a control panel, network, copy or scan setting causes a problem.
Sources
- User's Guide, ET-2850. Epson America, Inc. Document CPD-60206, revision CPD-60206R1, 259 pages, en-US. files.support.epson.com (PDF). Listed on the manufacturer's support page. Retrieved 13 November 2026.
Page numbers are the numbers printed in the manual. Where this page and the manual differ, follow the manual.