Unlike user-facing errors (Paper Jam, No Ink), adjustment program codes are hexadecimal or decimal values representing specific firmware states.
Open the program and click 'Particular Adjustment Mode'. Epson l1300 adjustment program... 69
: Sometimes this error can be cleared by a simple power cycle: turn the printer off, wait, and restart it. How to Use the Adjustment Program for Resets Unlike user-facing errors (Paper Jam, No Ink), adjustment
A progress bar crawled from 0 to 100. The laptop’s fan whirred. For three seconds, the printer did nothing. Then— whirrr-click-POP —the carriage moved. The orange lights went solid green. A test page printed: crisp, clean, a perfect grid of cyan, magenta, yellow, and black. Unlike user-facing errors (Paper Jam