Hidden menu. Of course.

The progress bar crawled. 0%... 23%... 47%... The L15150 made a sound he’d never heard—a deep, resonant clunk , like a garage door closing in slow motion. Then the print head slammed left. Then right. Then left again. The ink tubes gurgled. The fan roared to life.

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

Hidden menu. Of course.

The progress bar crawled. 0%... 23%... 47%... The L15150 made a sound he’d never heard—a deep, resonant clunk , like a garage door closing in slow motion. Then the print head slammed left. Then right. Then left again. The ink tubes gurgled. The fan roared to life. Epson L15150 Adjustment Program--------