8.连线和插卡 任何一种机箱都会有一组花线和主板相连,在这组花线中,通常是用黑线代表-(负)或GND(地),白线代表+(正)。例如,有一组线是一黑、一红,则黑线接负,红线接正;若是一白一红,则白线接正,红线接负。实际上只有指示灯的接线要区分正负,喇叭和触 8. Cables and Cards There is a set of ribbons connected to the motherboard in any chassis. In this set of ribbons, the black line is usually used to represent - (negative) or GND (ground), the white line represents + (positive) . For example, there is a group of lines is a black, red, then the black line then negative, the red line is positive; if a white one red, the white line then positive, red line then negative. In fact, only the indicator of the wiring to distinguish between positive and negative, horn and touch