Chapter 1 — Using the PB21 and PB31 Mobile Receipt Printer
Installing the Battery
12
Make sure you fully charge the battery before you use your printer.
You can charge the battery before or after you install them into the
printer.
To install the battery
1 Lay the printer upside down on a flat surface.
2 Insert the battery with the tab facing away from the front control
panel.
3 Insert the edge of the battery under the lip of the printer and then
push down until you hear the battery latch click.
PB21 and PB31 Mobile Receipt Printer User's Guide