Armasight NSMSIRIUS1GMDA1 Sirius GEN 3 Ghost MG Multi-Purpose Night Vision Monocular - Manual (Page 20)

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Install the AA battery as follows:
1. Unscrew the battery cap (A).
2. Unscrew the battery adapter (C) from the cap, turn it around, and screw in the other end.
3. Insert the AA battery (D), observing the polarity markings as indicated on the body of the device.
4. Screw the battery cap (A) back into place.
3.1.2 MOUNTING THE SIRIUS TO A GOGGLE KIT
Mount the Sirius to the optional goggle kit as follows:
1. Put on the goggle kit. Adjust the goggle kit strap pads until the goggles fit securely around your
head. Remove the goggle kit.
2. Loosen the screw (A). While pushing down on the button (B), insert the Sirius rail into the guide (C) of
the goggle kit bracket. Tighten the screw (A). See Figure 3-2; the unit is shown in the correct position-
ing for the right eye.
3. Put on the goggle kit, now mounted with the Sirius.
4. To adjust the equipment for greater comfort, loosen the screw (A) and move the unit along the guide (C).
5. The goggle kit has a flip-up mechanism. Push the button (D) of the goggle kit bracket and lift the unit
up until it reaches its top position. The unit will automatically turn off when it reaches this position.
6. Push the same button (D) to lower the unit into the correct viewing position. Turn the unit back on
to continue your session.
Figure 3-2 shows the Sirius in the correct position for the right eye. To readjust the unit for the other eye,
remove the unit from the goggle kit bracket. Turn the unit around (180º) and mount it on the bracket
through the rail on the second side. With the button (E) pushed, move the unit along the slide-rail (F)
until the desired, most comfortable position is reached.
To remove the Sirius from the goggle kit, loosen the screw (A), push the button (B), and slide the unit
out of the bracket guide (C).
C
D
E
F
B
A
FIGURE 3-2. MOUNTING SIRIUS TO A GOGGLE KIT
3.1.3 MOUNTING THE SIRIUS TO A HELMET
An optional flip-up helmet mount can be used to attach the Sirius to a helmet. The helmet mount fits
the Sirius securely onto helmet via a rugged strapping device and grooved hooks. With the helmet
mount, the Sirius can be positioned directly in front of the user’s eyes, or flipped backwards, out of the
field of view.
Mount the Sirius to a helmet as follows:
1. Attach the mount to the helmet as shown in Figure 3-3.
2. Adjust and tighten the straps (A).