Zebra ZD621R: Alignment

Vertical Label Offset Adjustment

Select Menu from the home screen

Select the Print icon

Select Label Position/Image Adjust 

Select Vertical Label Offset

5. Adjust the value (Accepted values: -120 to 120)

Lower numbers shift everything higher on the label face. Inversly, higher numbers shift everything farther down on the label face, by the specified number of dots.