Intermec PC4 Programmer's Reference Manual page 143

Remarks: This command affects the complete print image, including text, bar
ESim for the PC4 and PF8 Printers Programmer's Reference Manual
codes, graphics, lines, and boxes, as well as the location f the reference
point, see "R - Set Reference Point" on page
Note: that printing a test label in the Test modes or using a
U or UP command resets the print direction to default (ZT).
A label printed using the command ZT
EASYCODER PC4
A label printed using the command ZB
Example:
This example makes the printer print from the bottom of the image,
see command below.
ZB
Feed Direction
Feed Direction
Chapter 4 — ESim Commands
107.
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