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Epson M2120 Resetter

Align the pins of the with the contacts on the maintenance box chip. Press down until the light on the resetter turns green . 3. Factory Reset (Settings Only)

If you see these, a simple power cycle will not fix it. You need an .

For users who prefer not to use PC software, a is a tiny PCB with contacts and a button. Here’s how it works:

It is structured to be helpful to users looking for a solution, while also explaining the context of why the error happens.

These programs are not officially distributed by Epson; they are typically reverse-engineered by third-party developers and shared on printer support forums, repair sites, or sold by online vendors. For the M2120, a specific version of the Adjustment Program is required, as using a generic Epson resetter will not work.

Epson’s official solution is to replace the maintenance box (which costs $15–$30) and pay a service center to run the resetter software. However, if you are a DIY user, the Epson M2120 Resetter allows you to do this at home for free or for a one-time tool fee.