ZPL commandsPrinter and media

^JUConfiguration Update

Not supported by zplkit yet

Saves the current settings to permanent memory, or reloads saved or factory settings.

Format

^JUa

Parameter	Description
`a`	Configuration action (reloaded defaults are lost at power off unless saved with ^JUS)A factory and factory network defaults, F factory defaults, N factory network defaults, R recall last saved, S save current

^JTHead Test Interval

Sets how often the printer runs its automatic printhead test, counted in labels.

^JWSet Ribbon Tension

Ribbon tension, on printers where it is adjustable.