| Error Code / Message | Likely Cause | Solution | | :--- | :--- | :--- | | 21000012c or 20000107 | Multiple printers connected to the computer. | Disconnect all other printers and leave only the L6290 connected. | | Communication Error | Wrong USB port or driver conflict. | Manually select the specific USB port in the program settings instead of “Auto Selection.” | | 0101: Measurement value error | Automatic adjustment failure due to calibration issues. | Check that the paper type matches the setting and that there are no obstructions. | | 0014C4 | Position correction value for the maintenance unit is incorrect. | Likely requires a physical repair of the maintenance unit before resetting the counter. |
The safest approach is to contact Epson Support or a certified technician, who have access to the official software and know exactly how to handle waste ink pads and hardware repairs.
Some antivirus programs flag resetters as "False Positives" because they interact with hardware ports. Ensure you trust your source before disabling security software. Where to Find the Resetter
For the Epson L6290, an adjustment/service program typically provides: Epson L6290 Adjustment Program
The Epson L6290 Adjustment Program is a powerful tool, but with great power comes great responsibility. For the average home user, the rewards (fixing a frozen printer) must be weighed against the substantial risks.
Under the maintenance section, find and click "Waste ink pad counter," then click OK.
Clear the error that stops printing.
Enables reading of detailed error logs, diagnostic reports, and current ink levels through the WIC Reset Utility . Critical Limitation for L6290
Restores the printer to a "factory-new" software state, often used after major hardware repairs.
Check the boxes to confirm, and click the "Initialize" button. | Error Code / Message | Likely Cause
Resetting the digital counter does not physically dry the ink pads. If you reset the printer multiple times without replacing or cleaning the pads, ink will eventually leak out.
Right-click AdjProg.exe and select "Run as Administrator."
