How to connect Lenovo LCD?

1, the two wires you mentioned: the blue one, with many pinholes on it, is a VGA interface, which is available in most computer hosts, and a notebook with VGA output; The other line, I think you should say 12V power line. In your previous computer, the monitor supplied power to the monitor through the host power output 12V. Now the mainframe is not used. If the power supply is not cut off, the monitor can be powered separately. The way to make the power supply work independently is to find a wire and short the green and any black on the 20-core connector of the power supply. Or 12V 4A power adapter, which needs about 60 yuan.

2, 43CM for 17 inch display, connected to the notebook can be used. The monitor is powered. Look.