Troubleshooting Epson ET-7750 Print Registration Issues from Rear Feeder
- By Jee Comendador
- On Mar 21, 2024
- Comment 0
Encountering print registration issues with your Epson ET-7750 printer can be frustrating, especially when it seems to function well from the front paper tray but not from the rear paper feeder. In this guide, we'll explore potential solutions to this problem, drawing from a recent conversation that addressed similar concerns.
Identifying the Problem
One user reported an unusual issue with their Epson ET-7750 printer, noting that while printing was fine from the front paper tray, it exhibited irregularities when using the rear paper feeder. This inconsistency prompted troubleshooting to determine the root cause.
Assessing Paper Type and Nozzle Check
The first step in resolving print registration issues involves examining the type of paper being used. Additionally, conducting a nozzle check print can provide valuable insights into the printer's performance and any potential issues with print quality.
Diagnosing Potential Causes
Upon investigation, it was found that the problem might stem from an offset in part of the image, indicating a potential issue with the coding strip. This strip, typically made of gray plastic, passes through a sensor located at the top rear of the printhead carriage. Over time, this strip can accumulate dirt or debris, hindering the sensor's ability to accurately position the printhead.
Cleaning the Coding Strip
To address this issue, carefully clean the coding strip using a mild window cleaner. This process involves locating the strip, which is hidden underneath a metal rail, and gently wiping it to remove any buildup that may be affecting its performance. By ensuring the coding strip is clean and unobstructed, you can help restore proper print registration functionality to your Epson ET-7750 printer.
Additional Considerations
In addition to the coding strip, it's also worth inspecting the tooth belt located at the bottom of the printer. While the conversation referenced an ET-8550 model, the print mechanism is similar to that of the ET-7750, suggesting that similar components may be at play. Checking and cleaning the tooth belt, if necessary, can further contribute to resolving print registration issues.
Print registration issues with the Epson ET-7750 printer can be addressed through systematic troubleshooting and maintenance. By identifying potential causes such as dirt or debris on the coding strip and ensuring all components are clean and functioning properly, users can restore optimal print quality and performance to their printer.
For more helpful tips and tutorials on printer maintenance and troubleshooting, be sure to follow our YouTube Channel BCH Technologies, explore our tech blog, or visit us locally in Greensboro, North Carolina.