PCL / PJL inspector de comenzi

Inspect common PCL and PJL printer control commands for status, language switching, reset, page layout, and font hints.

ZPL fieldsCommand tableAnalyzer

ZPL input

PCL/PJL

The inspector recognizes common command families and keeps the raw script in your browser for quick debugging.

Results

5 Commands

@PJLPJLLine 2Printer Job Language command

@PJLPJLLine 3Printer Job Language command

ESC EPCLLine 4PCL reset

ESC &lPCLLine 5PCL page layout command

ESC (sPCLLine 6PCL font command

2	PJL	@PJL	Printer Job Language command	@PJL INFO STATUS
3	PJL	@PJL	Printer Job Language command	@PJL ENTER LANGUAGE=PCL
4	PCL	ESC E	PCL reset	\x1BE
5	PCL	ESC &l	PCL page layout command	\x1B&l1O
6	PCL	ESC (s	PCL font command	\x1B(s12H

How to use it

Paste real data

Use a label template, printer script, or barcode payload from the system you need to debug.

Review the generated result

Check the converted ZPL, parsed fields, or readiness warnings in the result panel.

Validate before production

Preview the full label and test one real printed sample before replacing production templates.

PCL / PJL inspector de comenzi FAQ

No. It covers common commands and highlights items that still need manual review.

The lightweight parsing and conversion run in the browser for this tool UI.

Yes. Fonts, firmware, DPI, media, and printer settings can change final output.