液晶显示器电路图主要有:方框图、单元电路图、集成电路内部方框图、整机电路图、印制板图等多种。但对于维修人员来说,通常了解电路图方框图、电路原理图和印制板图就可以了。一、方框图1.方框图简介方框图是一种用各种方框和连线来表示电路工作 LCD display circuit diagram are: block diagram, the unit circuit diagram, the integrated circuit block diagram, the whole circuit diagram, PCB diagram and other. But for the maintenance staff, usually understand the circuit diagram, circuit diagram and board diagram on it. First, the block diagram 1. Block diagram Brief introduction Block diagram is a box with a variety of connections and to represent the circuit work