Communication Diagnostics Commands
Communication Diagnostics Commands

Communication Diagnostics Commands

Zebra printers support communication diagnostics through both hardware and software control. You can use these diagnostics to troubleshoot programs.
Command
Function
~JD
(Enable Communications Diagnostics)
Initiates a diagnostic mode that produces an ASCII printout (using current label length and full width of printer) of all characters received by the printer. This printout includes the ASCII Characters, the HEX value and any communication errors.
~JE
(Disable Diagnostics)
Cancels the diagnostic mode and returns the printer to normal label printing.