Common pcl 6 and pcl 5 printer commands, Listed in the section, Common pcl 6 and – HP LaserJet 4250 User Manual
Page 268: Pcl 5 printer commands

Common PCL 6 and PCL 5 printer commands
Job-control commands
Function
Command
Options (#)
Reset
E
c
E
not available
Number of copies
E
c
&l#X
1 to 999
2-sided/1-sided printing
E
c
&l#S
0 = Simplex (1-sided) printing
1 = Duplex (2-sided) with long
edge binding
2 = Duplex (2-sided) with short
edge binding
Page-control commands
Function
Command
Options (#)
Paper source
E
c
&l#H
0 = Prints or ejects current page
1 = Tray 2
2 = Manual feed, paper
3 = Manual feed, envelope
4 = Tray 1
5 = Tray 3
6 = Optional envelop feeder
7 = Auto select
8 = Tray 4
20 to 69 = external trays
Paper size
E
c
&l#A
1 = Executive
2 = Letter
3 = Legal
25 = A5
26 = A4
45 = JIS B5
80 = Monarch envelope
81 = Commercial 10 envelope
90 = DL ISO envelope
91 = C5 ISO envelope
100 = B5 ISO envelope/B5 ISO
101 = Custom
256
Appendix E Printer commands
ENWW