Newcon Optik NVS 7, Руководство по эксплуатации

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FIGURE 3
Low battery indicator
5. OPERATION INSTRUCTIONS
Installing battery
Unpack the device. Unit is supplied with battery not installed.
Prior to installing the battery, make sure the switch (1, Fig.1)
is in the OFF position and the lens cap is on.
Unscrew the battery compartment cover (5, Fig.1), and install 2
fresh AA batteries. Observe the correct polarity indicated on the
housing. Screw in the battery compartment cover back.
Switching the unit on
In daylight put on the lens cap prior to switching the unit on.
To check if the unit is operational switch it ON (rotate switch (1,
Fig.1) clockwise) and look through
eyepiece (4, Fig.1).
You should see
greenish-lit screen. If the screen is not
lit check the battery.
When the unit is ON user may see a
circular indicator through the eyepiece
(Fig. 3). It is hardly noticeable when
not active.
Flashing indicates low battery. For
uninterrupted operation keep fresh
batteries ready and replace them on time.
Solid red dot indicates that the IR illuminator is on.