Print head heat setting. Being a device setting it does not change the preview image.
Engine status: Parsed, not rendered
The engine recognises the command and skips it: it is a DEVICE setting and does not change the image on the media. Your label still parses cleanly.
DENSITY nSIZE 100 mm, 150 mm
GAP 3 mm, 0 mm
CLS
DENSITY 8
PRINT 1Open this example in the preview →
| Parameter | Meaning |
|---|---|
n | Print-head darkness value; a device setting the preview ignores |
ZPL equivalent: EPL D · Language comparison
SIZE · GAP · REFERENCE · CLS · TEXT · BARCODE · QRCODE · BOX · BAR · BITMAP · PRINT · DIRECTION · SPEED · OFFSET · SET · CODEPAGE · BLINE