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Status Readback Commands Description
INQUIRE Request specified environment variables in the PJL current environment.
DINQUIRE Request specified environment variables in the user default environment.
ECHO Return <words> in this command to the host computer.
INFO Respond with information of specified statuses.
Option: ID, CONFIG, MEMORY, STATUS, VARIABLES, USTATUS,
PAGECOUNT
USTATUS Enable responding with status information asynchronously, that is, when the
printer status changes, when a job starts or ends, when a printed page is ejected,
or when specified seconds elapsed.
Option: DEVICE, JOB, PAGE, TIMED
USTATUSOFF Disable responding with asynchronous status information in the current
interface.
Additional Commands Description
PRINTREPORT Print a status report or a font report.
Option: SELFTEST, PRINTFONT
CLEARWARNING Clear the consumables replacement request to the print unit.
Option: PRINTUNIT