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故障１拨动轨迹球时 ,光标不动或移动不畅。检修由现象看 ,明显属轨迹球故障 ,此轨迹球为一方型小盒内嵌一大理石圆球组成。用小内六角板手拆开轨迹球 ,发现其原理和鼠标原理相同 :一大理石圆球带动横、竖两个连杆 ,拨动圆球时 ,两连杆旋转 ,带动两端的取样轮在光耦中旋转来获
Fault 1 When the trackball is toggled, the cursor will not move or move smoothly. According to the phenomena of overhaul, it is obviously a fault of the trackball. This trackball is composed of a marble ball embedded in a small box. The trackball was disassembled with a small Allen wrench. The principle was the same as that of the mouse: A marble ball drove horizontal and vertical two links. When the ball was toggled, the two links swiveled to drive the sampling wheels at both ends. Coupling in rotation to gain