Troubleshooting and Repair Guide for the Epson ET-8550 Printer

The Epson ET-8550 is a popular printer model for printing high-quality photos, documents, and graphics. However, like any printer, it can experience issues that affect its performance and output. In this article, we will cover some common problems with the Epson ET-8550 printer and provide solutions for troubleshooting and repairing these issues.

Error Code 031006

One of the most common issues with the Epson ET-8550 printer is error code 031006. This error message indicates a problem with the printer's mainboard, which is responsible for controlling the printer's functions. If you encounter this error message, it is important to take immediate action to prevent further damage to your printer.

To troubleshoot this issue, you can try resetting the printer by turning it off and on again or disconnecting it from the power source for a few minutes. If this does not work, you may need to remove the printer's mainboard and inspect it for damage. Our video tutorial shows you how to remove the mainboard and repair or replace it if necessary.

Mainboard Damage

If your Epson ET-8550 printer is not functioning properly, the mainboard may be damaged. This can occur due to power surges, overheating, or other issues. To determine if the mainboard is the problem, you can check for physical damage or look for error messages on the printer's display.

If you do need to remove the mainboard, our video tutorial provides step-by-step instructions for safely uncasing and removing the mainboard. We also cover how to repair or replace the mainboard if necessary.

Sublimation and Direct-to-Film Printing

The Epson ET-8550 printer is ideal for sublimation and direct-to-film printing, which allows you to print high-quality graphics directly onto fabrics and other materials. However, these printing methods require specific settings and configurations to achieve optimal results.

Our video tutorial covers tips and tricks for sublimation and direct-to-film printing, including recommended software and settings for your printer. We also provide troubleshooting tips for common issues with these printing methods, such as image quality and color calibration.

Fatal Errors

If your Epson ET-8550 printer encounters a fatal error, it may not be recoverable. Fatal errors can occur due to hardware or software issues and can cause permanent damage to the printer's components. If you encounter a fatal error message, it is important to seek professional assistance or contact Epson support for guidance.


The Epson ET-8550 printer is a versatile and reliable printer that can produce high-quality output for a variety of applications. However, like any printer, it may encounter issues that require troubleshooting and repair.

Mar 17th 2023 Kevin Day

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