ZPL commands
^JW · Set Ribbon Tension
Adjusts the ribbon tension thermal transfer, PAX series print engines .
Adjusts the ribbon tension (thermal transfer, PAX series print engines).
Parameters
^JWt- t: L = low, M = medium, H = high
Example
^XA
^JWM
^XZ
Tip
Wrong tension causes wrinkles or a slack ribbon - check it first when transfer problems occur.