Epson L805 L810 L850 Resetter And Adjustment Program Page

If your Epson L805, L810, or L850 is flashing lights or showing a "Service Required" message, it likely means the internal waste ink pad counter has reached its limit Epson Adjustment Program

• Target Audience: Professional technicians.
• Functionality: This is the full service suite provided by Epson to authorized centers (and subsequently leaked/cracked for public use).
• Capabilities:
  1. It is not a “generic cleaner.” Many users mistakenly run adjustments daily. Only use it when the printer actually locks due to the waste ink counter limit.
  2. Physical waste ink pads must still be replaced or emptied. Resetting the counter without managing actual ink overflow will cause ink to leak inside your printer, ruining electronics and staining your desk. For L805/L810/L850, either replace the pads or install an external waste ink bottle kit before resetting.
  3. Software is model-specific. A generic Epson resetter will not work. You need the dedicated AdjProg for the L805, L810, or L850 family.

  Instead of a costly trip to the service center, you can use the Epson Adjustment Program (Resetter Tool) to clear this error at home. What is the Epson Adjustment Program? Epson L805 L810 L850 Resetter And Adjustment Program

  3. Supported Printer Models (Exact)

  1. In the new menu, look for a button labeled Waste ink pad counter or Initial fill.
  2. Click the Check button. The program will read the current counter value (e.g., 85% or 120%).
  3. In the window that appears, you will see checkboxes for Main pad counter and Platen pad counter (for L850 only). Select Main pad counter.
  4. Click the Initialization button (or "Reset").
  5. A warning box will appear: "Are you sure you want to initialize the waste ink counter?" Click OK.
  6. Wait 10 seconds. The program will freeze briefly—do not touch the printer or USB cable.