Chapter 1 — About the Printer
PC42t Desktop Printer User Guide 3
PC42t Rear Panel
About the Print Button
Use the next table to understand the functions of the Print button.
Power port
External media
feed slot
USB host port
USB device port
Serial port
(optional)
Ethernet port
(optional)
How to Use the Print Button
Print Button Action Description
Press and hold the
Print button (while the
printer is starting up)
The printer calibrates the media, prints a
configuration label, and then lets you select the
printer command language: Direct Protocol,
ESim, or ZSim. Release the Print button when
the printer command language you want to use
prints out.
Press and hold the
Print button for two
seconds and then
release (when the
printer is idle)
The printer prints out several labels to calibrate
the media sensor (testfeed).
Press and hold the
Print button (when
the printer is idle)
The printer prints out several labels (testfeed)
and then prints the configuration label.