HP LaserJet 4050, 4050N, 4050T and 4050TN Printers - User's Guide

D-2 Printer Commands
EN
Understanding PCL 5e Printer
Command Syntax
Before using printer commands, compare these characters:
Many printer commands use the lowercase letter l
(l)
and the
number one
(1)
, or the uppercase letter O
(O)
and the number zero
(0)
. These characters may not appear on your screen as shown
here. You must use the exact character and case specified for PCL
5e printer commands.
Figure D-1 displays the elements of a typical printer command (in
this instance, a command for page orientation).
Figure D-1 Printer Command Elements
Lowercase l:
l
Uppercase O:
O
Number one:
1
Number 0:
0
Escape character
Value field (contains both
Parameterized
character
Terminination character
(uppercase)
Group
character