4p3040 触摸屏主板 贝加莱

4p3040 触摸屏主板 贝加莱

1、工控机开机有显示，但是屏幕很暗，用调亮度功能键调试无任何变化；

2、工控机开机触摸屏白屏（无文字图像）或花屏，但是外接显示器正常；

3、工控机触摸屏上有横向或纵向亮线、亮带；

4p3040 触摸屏主板 贝加莱

1, the industrial computer boot display, but the screen is very dark, with the brightness function key debugging without any change;

2, the industrial computer boot touch screen white screen (no text image) or flower screen, but the external display is normal;

3, the touch screen of the industrial computer has horizontal or longitudinal bright lines and bright belts;