For the M100, you usually do not need a special remote service code. The software will do it automatically, but if it fails:
The is a diagnostic utility developed to help users maintain their printers and resolve critical errors like the "Service Required" or "Ink Pad Full" messages . These errors occur when the printer's internal waste ink pad counter reaches its pre-programmed limit, effectively locking the device to prevent potential ink leakage. Key Features of the Adjustment Program epson m100 resetter adjustment program tool
| Error Message | Solution | | :--- | :--- | | "Communication Error" | The printer is not in Service Mode. Re-do the button sequence. Or try a different USB port. | | "Model Mismatch" | You downloaded a version for the L-series or M100. Wrong file. Find the exact M100 tool. | | "Key is invalid" | The tool is locked. You need to run the "Keygen" file (generate a serial number) to unlock the professional features. | | "Counter reset fails" | The EEPROM might be corrupted. Use the "EEPROM Backup" function first, then "EEPROM Initialize." | | "Printer still shows error after reset" | You have a hardware failure (fuse blown on mainboard, faulty power supply, or dead print head). The resetter cannot fix broken parts. | For the M100, you usually do not need
You need the specific version for the . Common working versions include: Key Features of the Adjustment Program | Error
The connects via USB. It sends a proprietary command sequence (usually ESC/P2 extended commands) that unlocks the service mode. Once inside, you can access the “Waste Ink Pad Counter” tab. You click "Check" to see the current percentage (e.g., 112%) and "Initialization" to set it back to 0%.