Nokia MD-3 User Manual page 2

Warning! Use only chargers approved by Nokia for use
with this particular device. The use of any other types
may invalidate any approval or warranty, and may be
dangerous.
When you disconnect the power cord of any enhancement, grasp and
pull the plug, not the cord.
Set up for use
The speakers can be powered by three AA batteries or the supplied
AC-4 charger. Note that the AC-4 charger does not charge the
batteries. When you use batteries, alkaline batteries are
recommended.
To use the speakers on battery power, to install the batteries, open
the battery cover at the back of the speakers by pressing the two
catches, place the batteries as indicated in the battery compartment,
and close the battery cover by pushing it in place. During long
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