Menu Settings; Menu Mode - BestGuarder NV-900 Notice D'utilisation

1. Re-install the batteries, making sure of the correct polarity (+/- terminals) orientation (refer to the Parts and
Controls Guide page).
2. Replace all batteries.
3. Clean the battery compartment, especially the contact points.
Observed image is too bright
The ambient light level is too high, and/or the IR light is at 100% level.
1. If you are using the IR light, press the IR button to select a lower illumination level.
2. Turn off the unit or place the objective lens cover over the lens.
Observed image is too dark
The ambient light level is too low.
1. Press the IR button to activate the Infrared Light.
2. Press the Image Brightness button to select a lower frame rate from the digital sensor.
Image is blurry
1. Re-focus by adjusting the center focus knob. Adjust the diopter setting if necessary by rotating the
eyepiece until the edges of the LCD display appear sharp (see "Focusing" in this instruction manual).
2. Check the condition of the objective lens surface and eyepiece and clean if necessary.
3. Replace the batteries.
4. In low light conditions, activate the IR illumination.
Image disappears or its quality is reduced
Bright light sources (e. g. street lights at night time) may cause decreased visibility or reduced contrast.
Turn the night vision unit away from the light source; visibility will return momentarily.

MENU Mode

Button
IV MENU Settings
MENU mode
/Back sub-Menu
No function
Daytime/Night time
LCD brightness
OK
/Play & Stop video in
replay mode
Button
- 9 -
No function
Up/
Down/
No function