Brother PT-2100 - Manual (Page 16)

14 Power Supply
GETTING STARTED
Battery
After making sure that the power is off, remove the
battery compartment cover on the back of the
machine. If the batteries are already in the
machine, remove them.
Insert six new AA-size alkaline batteries (LR6),
making sure that their poles point in the correct
direction.
23
Attach the battery compartment cover by inserting
the three hooks at the bottom into the slots on the
machine, then pushing down firmly until it snaps
into place.
Power Supply
Make sure that the power is turned off when
replacing batteries.
1
Always replace all six batteries at the same
time using brand new ones.
2
3
CAUTION
Remove the batteries if you do not intend to use the P-touch for an extended period
of time.