Insignia HD16 - Manual (Page 12)

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4. Tighten the screws and thumb nuts to lock the gimbal assembly in place.
5. Focus the lens:
a. Place the dome as shown in Figure 9 .
b. Adjust the focal length using the top locking screw. See Figure 10 for
color cameras or Figure 11 for monochrome cameras.
c. Adjust the focus using the bottom locking screw (closest to the camera
board). See
Figure 10 for color cameras or Figure 11 for monochrome
cameras.
6. To adjust the camera direction, view angle and focus, connect the service
monitor cable (supplied) to the video monitor output (see
Figure 10 for color
cameras and Figure 11 for monochrome cameras).
7. Rotate the dome and place it over the base so that the security screws are
lined up with the screw holes on the base.
8. Check the picture. If the focus is clear, go to step 9 . If the focus is not clear,
repeat step 5 and step 6 until you are satisfied with the picture clarity.
Figure 9 Lens Focus and Field of View Adjustment
Vari-focal Auto Iris Configuration (Color Cameras)
To adjust the focal length and focus of the lens, see Figure 10 . Color
cameras have a potentiometer on top of the board to regulate the Auto Iris
lens.
9. Set the DIP switches. See the following sections for the DIP switch functions
and adjustment methods.