The parking brake wire must be connected to the parking brake system of you car. When the parking brake is engages, the LCD will be allowed to view your video. If not, the screen will produce an image saying, parking brake. this is a feature designed for the driver not to watch a video while driving. The video output on this unit will not be affected by this, el wire to connect is Pink - parking brake. this is wire connect with ground.
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The parking brake wire must be connected to the parking brake system of you car. When the parking brake is engages, the LCD will be allowed to view your video. If not, the screen will produce an image saying, parking brake. this is a feature designed for the driver not to watch a video while driving. The video output on this unit will not be affected by this, el wire to connect is Pink - parking brake. this is wire connect with ground.