Intermec PB42 Quick Start Manual page 4

To install the batteries
1 Pull the battery cover latch towards the front of the printer
and lift up on the battery cover.
Battery cover
2 Insert batteries into the two battery slots until they lock in
place. The contact side of the battery faces the media cover.
2
Battery cover
latch
Battery cover
Media cover
Batteries
PB42 Printer Quick Start Guide