需要准备的工具和材料
● 2.5mm内六角扳手
● 2.0mm内六角扳手
![](https://saas.bk-cdn.com/t/c45e7f57-b66a-4f11-895e-906d83ec6b4d/u/61080e13-b61c-4b20-a5e8-053c8a8234b4/1711438068132/Snipaste_2024-03-26_15-27-22.png)
参考视频
操作步骤
1.
用2.5mm的内六角扳手将限位开关的2颗固定螺丝拆卸
![](https://saas.bk-cdn.com/t/c45e7f57-b66a-4f11-895e-906d83ec6b4d/u/61080e13-b61c-4b20-a5e8-053c8a8234b4/1711438357930/Snipaste_2024-03-26_15-30-37.png)
2.
用2.0mm的内六角扳手将机器后壳的4颗固定螺丝拧松并拆卸,将背板取下来
![](https://saas.bk-cdn.com/t/c45e7f57-b66a-4f11-895e-906d83ec6b4d/u/61080e13-b61c-4b20-a5e8-053c8a8234b4/1711437701962/image.png)
![](https://saas.bk-cdn.com/t/c45e7f57-b66a-4f11-895e-906d83ec6b4d/u/61080e13-b61c-4b20-a5e8-053c8a8234b4/1711437706028/image.png)
3.
拔出主板端限位开关连接线。
![](https://saas.bk-cdn.com/t/c45e7f57-b66a-4f11-895e-906d83ec6b4d/u/61080e13-b61c-4b20-a5e8-053c8a8234b4/1711437716905/image.png)
![](https://saas.bk-cdn.com/t/c45e7f57-b66a-4f11-895e-906d83ec6b4d/u/61080e13-b61c-4b20-a5e8-053c8a8234b4/1711437723025/image.png)
4.
将限位开关整个移除
![](https://saas.bk-cdn.com/t/c45e7f57-b66a-4f11-895e-906d83ec6b4d/u/61080e13-b61c-4b20-a5e8-053c8a8234b4/1711437732530/image.png)
5.
将限位开关连接线从旧的限位开关上移除,取出新的限位开关
![](https://saas.bk-cdn.com/t/c45e7f57-b66a-4f11-895e-906d83ec6b4d/u/61080e13-b61c-4b20-a5e8-053c8a8234b4/1711438371342/Snipaste_2024-03-26_15-32-22.png)
![](https://saas.bk-cdn.com/t/c45e7f57-b66a-4f11-895e-906d83ec6b4d/u/61080e13-b61c-4b20-a5e8-053c8a8234b4/1711438450089/Snipaste_2024-03-26_15-33-56.png)
6.
将限位开关连接线重新安装在新的限位开关上
![](https://saas.bk-cdn.com/t/c45e7f57-b66a-4f11-895e-906d83ec6b4d/u/61080e13-b61c-4b20-a5e8-053c8a8234b4/1711437758555/image.png)
7.
将限位开关放至安装孔位,使用2.5mm的内六角扳手将限位开关的2颗固定螺丝拧紧
![](https://saas.bk-cdn.com/t/c45e7f57-b66a-4f11-895e-906d83ec6b4d/u/61080e13-b61c-4b20-a5e8-053c8a8234b4/1711438390274/Snipaste_2024-03-26_15-30-37.png)
8.
将限位开关的连接线重新安装在主板上
![](https://saas.bk-cdn.com/t/c45e7f57-b66a-4f11-895e-906d83ec6b4d/u/61080e13-b61c-4b20-a5e8-053c8a8234b4/1711437802526/image.png)
9.
将机器的后壳对齐孔位安装,并用2.0mm的内六角扳手拧上4颗固定螺丝
![](https://saas.bk-cdn.com/t/c45e7f57-b66a-4f11-895e-906d83ec6b4d/u/61080e13-b61c-4b20-a5e8-053c8a8234b4/1711437811419/image.png)
![](https://saas.bk-cdn.com/t/c45e7f57-b66a-4f11-895e-906d83ec6b4d/u/61080e13-b61c-4b20-a5e8-053c8a8234b4/1711437816428/image.png)
10.
机器开机,在触摸屏上操作点击“【工具】-【手动】-【归零】”按钮,打印机会进行归零运动,观察限位开关是否能正常工作。
![](https://saas.bk-cdn.com/t/c45e7f57-b66a-4f11-895e-906d83ec6b4d/u/61080e13-b61c-4b20-a5e8-053c8a8234b4/1711437827046/image.png)
![](https://saas.bk-cdn.com/t/c45e7f57-b66a-4f11-895e-906d83ec6b4d/u/61080e13-b61c-4b20-a5e8-053c8a8234b4/1711437831259/image.png)
![](https://saas.bk-cdn.com/t/c45e7f57-b66a-4f11-895e-906d83ec6b4d/u/61080e13-b61c-4b20-a5e8-053c8a8234b4/1711437838215/image.png)
![](https://saas.bk-cdn.com/t/c45e7f57-b66a-4f11-895e-906d83ec6b4d/u/61080e13-b61c-4b20-a5e8-053c8a8234b4/1711439140782/Snipaste_2024-03-26_15-44-45.png)