激光打印机工作时,如果加了屏蔽“包裹”,这个屏蔽“包裹”一定要有可靠的接地。请参考以前的文章
关于居家屏蔽的几个问题
https://www.minghui.org/mh/articles/2005/5/16/101927.html
打印机屏蔽罩的制作经验
https://www.minghui.org/mh/articles/2005/5/14/101743.html
激光一体机的屏蔽问题
https://www.minghui.org/mh/articles/2005/8/29/109360.html
居家屏蔽电磁辐射的常识与方法(图)
https://www.minghui.org/mh/articles/2005/4/9/99205.html
静电复印机和激光打印机的屏蔽问题
https://www.minghui.org/mh/articles/2005/6/30/105183.html
关于打印机屏蔽罩接地问题的进一步探讨
https://www.minghui.org/mh/articles/2003/6/20/52582.html
关于居家屏蔽的几个问题
https://www.minghui.org/mh/articles/2005/5/16/101927p.html
对“居家屏蔽电磁辐射的常识与方法”的补充说明(图)
https://www.minghui.org/mh/articles/2005/5/3/100984.html
技术交流:手机的屏蔽
https://www.minghui.org/mh/articles/2004/5/27/75674.html