Makita DMR108N Instruction Manual page 7

5. Charge the battery cartridge if you do not use it for a
long period (more than six months).
Battery Installation
Note:
Keeping back up batteries inside the compartment
prevent stored data in preset memories from being lost.
Back up battery Installation (Fig. 2 & 8)
1. Pull out the battery compartment locker to
release battery compartment. There are main
battery pack compartment and back up battery
compartment.
2. Remove back up battery compartment cover and
insert 2 fresh UM-3 (AA sizes). Make sure the
batteries are with correct polarity as shown inside the
compartment. Replace the battery cover.
3. After back up batteries are inserted, insert the main
battery pack to power radio. The suitable battery
packs for this radio listed as the following table.
7 ENGLISH