Epson M2120 Resetter -

Turn the printer off, wait 10 seconds, and turn it back on. The error lights should disappear. Run a nozzle check—if it prints cleanly, the reset was successful.

Click “Check” to read the current percentage. It will likely say 100% or more (some show 150%). Click “Initialize” or “Reset.” The program will ask for confirmation. Click “OK.”

The term "Epson M2120 Resetter" generally refers to two distinct but related tools: Epson M2120 Resetter

For the M2120, most technicians and advanced users rely on the software adjustment program, although hardware resetters for the specific maintenance box (part number T04D1 or similar, depending on region) are also available.

Turn the printer off, wait 30 seconds, and turn it back on in Normal Mode. The error should be gone. Turn the printer off, wait 10 seconds, and turn it back on

The Epson M2120 has two types of “reset” needs:

| Problem | Cause | Solution | |--------|-------|----------| | “Service required” / “Parts end of life” | Waste ink pad counter full | Reset using Epson Adjustment Program for M2120 | | Low / empty ink | Ink tank level | Refill tank then reset ink level via printer buttons + software | For the M2120, most technicians and advanced users

Most people looking for a “resetter” actually need the waste ink pad counter reset.

If you own an Epson EcoTank M2120, you have likely invested in one of the most efficient all-in-one monochrome printers on the market. Known for its ultra-high page yield and low cost per print, this workhorse is designed for small offices and home businesses that demand heavy-duty black-and-white printing.

However, like all modern inkjet printers using Epson’s Micro Piezo technology, the M2120 has a hidden flaw: a waste ink counter. When this counter fills up, your printer will grind to a halt with an error message (often "Parts inside your printer are at the end of their service life" or a specific blinking pattern). This is where the Epson M2120 Resetter comes into play.

In this article, we will explain what a resetter is, why you need it, how to use it safely, and the risks involved.