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Install standard AA batteries as follows:
.
3. Insert AA battery, observing the polarity as indicated.
Figure 4-2
AA Battery Installation
B. MECHANICAL FUNCTIONS
of the physical features of individual operators and provide for
operating the system. These functions include the On/Off/IR
control, Automatic Protective System Off control, eye relief
-
ments), diopter adjustment, objective lens focus, and IR
illuminator focusing. These mechanical controls are identified
A
B
C