HP Color LaserJet 5500 Technical Reference Manual page 75

Variable
CPLOCK
DENSITY
DISKLOCK
DUPLEX
ECONOMODE
FINISH
FORMLINES
General PJL Environment Variables
Description
Sets the default control panel lockout state. If
CPLOCK is set to ON, users cannot modify
feature settings using the control panel keys.
CPLOCK can only be set by a secure job using
the DEFAULT command, and can be read
using the INQUIRE or DINQUIRE commands.
For more information, see the "Control Panel
Lock" portion of the "PJL Job Security" section
in Chapter 5.
Returns the toner density setting.
For volume 0 only, sets the default disk lockout
state. If ON, the disk is read-only and it will
not be possible to format the disk, download
fonts, delete disk fonts, etc. If OFF, reading
and writing are enabled. This variable can
only be set by a secure job using the DEFAULT
command, and only queried using the
DINQUIRE command.
Sets the default mode to enable/disable
printing on both sides of the paper. OFF
enables simplex and ON enables duplex
printing.
Default for the ECONOMODE toner-saving
feature used in many of the LaserJet printers.
Sets the LaserJet 5Si Mopier to staple the
printed output.
Number of lines per page. This variable is tied
to both the PAPER and ORIENTATION
variables. If the value of either of those
variables is changed, then the FORMLINES
variable automatically is updated to maintain
the same line spacing.
Sample Value
Range
ON, OFF,
MINIMUM,
MODERATE,
MAXIMUM
1 to 5
ON, OFF
ON, OFF
ON, OFF
NONE, STAPLE
5 to 128
Environment Commands 6-13