6.2 Replacing / removing the batteries
Narda NBM-520 45
Replace the batteries if the operating time is significantly
reduced although the batteries are fully charged.
WARNING
Improper replacement of batteries
Overheating, explosion, or ignition of rechargeable
batteries/batteries or their surroundings
Only use the NBM-520 with NiMH rechargeable batter-
ies (AA, Mignon).
Do not use dry batteries.
Do not replace individual batteries; always replace the
entire set.
Always use identical batteries.
WARNING
Short circuiting the batteries
Overheating, explosion, or ignition of rechargeable
batteries or their surroundings
Never touch both poles of the batteries simultaneously
with a metal object.
Always close the battery compartment immediately af-
ter replacing batteries.
Never use the NBM-520 with the battery compartment
open.
WARNING
Reverse charging of rechargeable batteries
NiMH batteries can explode if you charge them with
reversed poles.
Make sure you insert the batteries correctly as shown
on the base of the battery compartment.
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