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BATTERY REPLACEMENT
3
BATTERY
COMPARTMENT
Pull the latch to the left
with thumbnail to
release the hinged bat-
tery compartment cover.
Carefully unplug battery
without straining cables.
Replace with fresh bat-
tery in reverse order.
Use a standard 9Volt
battery. Battery life is
about 300 hours.
Unplugging the input
to the Boosta Grande
will turn the unit
off and conserve
battery life.
POWER SUPPLY
CONNECTOR
Connect the 9VDC
power supply here.