4
GROUND ZERO
Installation
Operation
Power
Press this button to switch on the unit.
To switch off the unit, press this button again.
Menu
Press this button to show OSD (On Screen display) and continue
pressing this button to select function. Press + and – buttons to
adjust the settings as desired.
Mode
With the mode button you can choose from pre-settings.
Yellow wire V1
Yellow wire V2
Audio
Audio
Red – Connected to positive
12V power supply
Green – Reverse function*
Black – Wire to ground
*Green – Reverse function:
If you connect a rear-view-camera to AV2 input you should connect
this wire to your rear light switch (positive 12V). In this case the
monitor automatically switches to AV2 when driving backward and
you can see the picture of the rear view camera.
5
GROUND ZERO
Trouble shooting guide
Bright
Brightness of picture
Contrast
Contrast of picture
Color
Color density of picture
Tint
Tint of picture
Mode
16:9 / 4:3 setting
Rotation
Mirror function (image rotation)
IR Out
Audio channel A / B setting
Source Select
Video source select AV1 / AV2
Reset
Reset Brightness / Contrast / Color / Tint
Problem
Solution
No picture on display
*Press the power button on the
set or remote controller.
*Make sure the power source is
connected properly.
*Make sure the video code is
connected properly.
*Make sure the power of the
video source is ON.
Dark brightness
*Adjust the picture bright
condition you want by pressing
MENU button.
