HP 2100 HP LaserJet 2100 Series Printer -User Guide - Page 171

Appendix D Printer Commands, command in this instance, a command for orientation.

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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 printer commands. The following illustration displays the elements of a typical printer command (in this instance, a command for page orientation). Escape character (begins escape sequence) Value field (contains both alpha and numeric characters) Uppercase letter Category of command (terminates escape sequence) EN Appendix D Printer Commands 159

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EN
Appendix D Printer Commands
159
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 printer
commands.
The following illustration displays the elements of a typical printer
command (in this instance, a command for page orientation).
Escape character
(begins escape sequence)
Value field
(contains both
alpha and numeric characters)
Category of command
Uppercase letter
(terminates escape sequence)