HP PCL/PJL reference - Printer Job Language Technical Reference Manual

7-32 Status Readback Commands EN
Parameters:
Variable Value Description
DEVICE ON Enables unsolicited device status
for all status changes (see the
“DEVICE Variable” description
below)
VERBOSE Enables unsolicited device status
for all status changes plus
notification of all PJL parser
warnings and errors. The
VERBOSE value should only be
used during application
development.
OFF Disables unsolicited device status
JOB ON Enables unsolicited job status so
that the printer sends a status
message every time a job begins,
ends, or is canceled
OFF Disables unsolicited job status
PAGE ON Enables unsolicited page status so
that the printer sends a status
message every time a page
reaches the output tray
OFF Disables unsolicited page status
TIMED 5 to 300 Enables timed unsolicited status so
that the printer automatically sends
status at a specified time increment
(in seconds)
0 Turns TIMED USTATUS off