Chapter 1 — Using the PB21 and PB31 Mobile Receipt Printer
PB21 and PB31 Mobile Receipt Printer User Guide 9
7 Press to select the language.
8 Cold boot the printer:
a Remove the printer battery.
b Replace the printer battery.
c Turn the printer on.
To change the printer language using the display and ESC/P
1 Make sure the printer is in Ready mode.
2 Turn the printer off.
3 Open the media door.
4 Press and hold the Feed and Power buttons until the display
shows “Close Printer Door.”
5 Press until you reach CMD Language.
6 Press .
7 Press and hold the Power button until the different command
languages scroll automatically.
8 Press to select the printer language you want to select.
The printer reboots automatically.
Understanding the Printer Sounds
The printer plays sounds when certain actions occur.
Understanding the Printer Sounds
Sound Occurs When:
Power
• You insert a battery in the printer.
• The printer starts charging the battery.
• You plug in the AC adapter.
Hardware
• You open the media door.
• You close the media door.
• You insert a cable.
Button You press any of the printer buttons.