HP — Accessing Service Mode

Entering Escape Characters Printer commands always begin with the escape character ( E C ). The following table shows how the escape character can be entered from various DOS software applications. Table 3-1 shows how to use PJL commands to enter service mode and perform various service mode configurations. . Table 3-1. PJL Service Mode Commands 50 3 Printer Configuration C4170-90959 DOS Software Application Entry What Appears Lotus 1-2-3 and Symphony Type \027 027 Microsoft Word for DOS Hold down ALT and type 027 on the numeric keypad WordPerfect for DOS Type MS-DOS Edit Hold down CTRL-P, and press ESC MS-DOS Edlin Hold down CTRL-V, andpress [ ^[ DBASE Type ?? CHR(27)+"command" ??

CHR(27)+" " PJL Command Description E %-12345X@PJL C @PJL SET SERVICEMODE=HPBOISEID @PJL SET PAGES=0 @PJL SET CRPAPER=LETTER @PJL SET SKIPDEMO=FALSE @PJL SET DIAGNOSTICS-OFF @PJL SET SERVICEMODE=EXIT DEFAULT PAPER=LETTER @PJL RESET E %-12345X C E Z C E E C Start PJL job. Enter Service Mode Set page count [= xxxxx] Sets cold reset page size [=Letter/A4] Skips demo/PCL type page [=true/false] Sets diagnostics [=OFF/ON] (for ISV use) Exits Service Mode Selects user paper size default Performs PJL reset Exits PJL mode Prints self test/configuration page Resets the printer