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

EN Device Attendance Commands 8-9
Example: Using the STMSG Command
This example prompts the printer to display “LOAD FORM 1040” and
goes offline. The printer returns the name of the key that is pressed to
resume operation—in this case, the Continue key.
<ESC>%-12345X@PJL <CR><LF>
@PJL <CR><LF>
@PJL STMSG DISPLAY = "LOAD FORM 1040" <CR><LF>
@PJL <CR><LF>
@PJL ENTER LANGUAGE = PCL <CR><LF>
<ESC>E . . PCL job . .<ESC>E<ESC>%-12345X
The returned message, if the operator presses the Continue key, is:
@PJL STMSG DISPLAY="LOAD FORM 1040"
CONTINUE
<FF>
Related Commands:
OPMSG, RDYMSG, INFO CONFIG