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14
Preparations
3) Installing the battery
Procedure
1
Turn the battery cover
clockwise approximately
90 degrees to open the
cover.
◆
Wh en tu rn in g th e
cover, keep the flat
part of your finger on
the coverʼs catch. This
facilitates opening the
cover with minimum
force.
2
Insert the battery into
the battery compartment
according to the polarity
mark (
)shown on the
rear of the instrument.
◆
This instrument requires
one AAA-size battery.
3
Turn the battery cover
c ou nt er -c l oc kw is e
a p p r o x i m a t e l y 9 0
degrees to close it.
◆
Introduction of a new
mechanism locks the
cover automatically
when it is closed.