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Tianjin taxi terminal display can be turned on, and the screen is not bright.

Tianjin taxi terminal display can be turned on for the following reasons.

1, because the central control panel is overheated, it is generally due to the installation of other additional equipment, such as navigation module, reversing image, etc.

2. It is caused by the virtual connection of the power supply or grounding wire of the central control panel.

3. Because the software parameters of the central control panel are defective, the central control panel can not work normally in a specific working environment, resulting in a black screen phenomenon.