HP Pcl 5 Manual

ENModified Print Environment 3-7
Modified Print Environment 
The current printer feature settings constitute the Modified Print 
Environment. Whenever a feature setting is altered using escape 
sequences, the new setting is recorded in the Modified Print 
Environment.
The Modified Print Environment is saved during a macro call or 
overlay and restored upon its completion.
A Modified Print Environment consists of the current settings for the 
items listed in Table 3-1 and Table 3-2, with the exception of...

3-8   The Print EnvironmentEN
Resetting the Print Environment 
Resets are used to return the printer to a known environment. 
Depending on the type of reset performed, the printer returns to either 
the User Default Environment or the Factory Default Environment.
Printer Reset 
A Printer Reset restores the User Default Environment and deletes 
temporary fonts, macros, user-defined symbol sets, and patterns. A 
Printer Reset is performed by sending the
 E
CE command, or through 
the printer’s control...

ENResetting the Print Environment 3-9
Cold Reset 
A Cold Reset restores the Factory Default Environment which 
includes resetting the control panel items to their factory default 
settings. A Cold Reset is performed by power cycling the printer while 
holding [ON LINE] until a 08 COLD RESET is displayed.  

3-10   The Print EnvironmentEN 

ENIntroduction  4-1
4
PCL Job Control 
Commands 
Introduction 
A job typically consists of three parts:
zCommands providing job control.
zCommands providing page control.
zPrint data.
Table 4-1 Structure of a Typical Job
?%–12345XUEL Command (exit language)
?EPrinter Reset Command.
PreambleJob Control Commands.
Page 1Page Control Commands.
Data
Page 2Page Control Commands.
1
Data.
1. If a number of consecutive pages within a job have the same format (such as 
margins, VMI, HMI, etc.), the associated page...

4-2   PCL Job Control CommandsEN
This chapter describes the commands providing job control. Job 
control commands are usually grouped together and sent at the 
beginning of a job. Page control commands and data are associated 
with each printed page of a job. Job control commands include the 
following:
zPrinter Reset. 
zUniversal End of Language/Start of PJL. 
zNumber of Copies. 
zSimplex/Duplex Print. 
zLeft and Top Offset Registration. 
zDuplex Page Side Selection. 
zJob Separation. 
zOutput Bin...

ENUniversal Exit Language Command 4-3
Universal Exit Language Command 
The Universal Exit Language (UEL) command causes the PCL 
printer language to shut down and exit. Control is then returned to the 
Printer Job Language (PJL). Both PCL 5 and HP-GL/2 recognize this 
command.
? % – 1 2 3 4 5 X
Default =N/A
Range =–12345
This command performs the following actions: 
zPrints all data received before the Exit Language command. 
zPerforms a printer reset (same effect as ? E). 
zShuts down the PCL 5 printer...

4-4   PCL Job Control CommandsEN
Number of Copies Command 
The Number of Copies command designates the number of printed 
copies of each page.
? & l # X
#  =   Number of copies (1 to 32767 maximum)
Default =1 (Configurable from control panel)
Range =1-32767
(Values 32767 execute as 32767 values 1 are ignored.
Maximum number of copies=99 for LaserJet II, IIP, III, IIID, IIIP 
and earlier LaserJet printers.)
This command can be received anywhere within a page and affects 
the current page as well as...

ENSimplex/Duplex Print Command 4-5
Simplex/Duplex Print Command 
This command designates either simplex or duplex printing mode for 
duplex printers. Simplex mode prints an image on only one side of a 
sheet (page). Duplex mode prints images on both sides of a sheet.
? & l # S  
#  =   0 - Simplex
   1 - Duplex, Long-Edge Binding
    2 - Duplex, Short-Edge Binding
Default =0
Range =0-2 (Other values ignored) 
Long-Edge bound duplexed pages are bound along the length of the 
physical page (see Figure...

4-6   PCL Job Control CommandsEN
Figure 4-2 Long-Edge Binding Mode
Figure 4-3 Short-Edge Binding Mode