| Error Message | Likely Cause | Solution | | :--- | :--- | :--- | | “Communication error” | USB cable loose or wrong port selected | Reconnect cable, restart printer & PC. | | “Model not supported” | Wrong adjustment program for your firmware | Search for a newer version or downgrade printer firmware (advanced). | | “Counter reset failed” | EEPROM write-protect enabled | Run program as Admin; try a different USB port. | | “Function not available” | You are not in “Particular adjustment mode” | Navigate to specific adjustment mode, not initial settings. |
Turn your printer OFF and then ON again when prompted. The "Service Required" message should now be gone. Where to Download Epson L5290 Adjustment Program Download
Resetting the digital counter doesn't clean the physical ink. If you reset the counter multiple times, consider replacing or cleaning the physical waste ink pads to avoid leaks. | Error Message | Likely Cause | Solution