datamax-o'neli H-4212, Operator'S Manual, Page: 101 / 180

H-Class 91
Adjust the Printhead Leveling Cam as follows:
A. With media loaded, download your label format (or use a Test Menu format) then
begin printing a small batch of labels.
B. While observing the printed output, rotate the Leveling Cam counter-clockwise until
the image fades across the label, as shown in Example 1 (below).
C. While observing the printed output, rotate the Leveling Cam clockwise until the
image is complete, with even contrast, as shown in Example 2 (below).
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Example 1 – Too much adjustment Example 2 – Correct adjustment
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Under-adjustment of the Leveling Cam can cause problems that include ribbon
wrinkling, label tracking, and excessive platen and printhead wear.