Epson L15150 Adjustment Program-------- -

An Adjustment Program is a service tool designed to help engineers and advanced users diagnose and repair specific hardware issues. Unlike the standard "Preferences" menu in Windows or macOS, this software communicates directly with the printer’s main board. It is often used when standard troubleshooting methods fail.

| Function | Description | |----------|-------------| | Waste ink pad counter reset | Resets the protection counter after ink pad replacement or using a waste ink tank kit. | | Initial ink charging | Forces ink into the printhead after maintenance or when replacing the ink supply system. | | Printhead alignment | Performs precision alignment for bi-directional printing and paper feed calibration. | | PF (paper feed) adjustment | Corrects paper feed timing to reduce banding or registration errors. | | EEPROM backup/restore | Saves or rewrites serial number, usage history, and critical parameters. | | Ink system check | Verifies ink flow and detects air in the damper or tubes. | Epson L15150 Adjustment Program--------

This fixes "weeping" vertical lines.