The (also known as a "Resetter") is a specialized service utility used to maintain the printer's internal hardware settings and reset the "Service Required" error. This error typically occurs when the printer’s Waste Ink Pad counter reaches its limit, causing the machine to lock down to prevent ink overflow. Key Functions
: Reads the current status, ink levels, and detailed error reports directly from the printer's EEPROM. epson m2120 adjustment program