I just removed the bottom speaker accesscover and the diode is right there!
我只是拆下底部扬声器盖板，二极管刚好就在那儿！
2
Service of all internal components shall be through a single accesscover secured with stainless steel bolts.
所有内部构件的维修都可以通过唯一的检修盖进行，这个检修盖采用不锈钢螺栓固定。
3
The invention discloses a fast-open accesscover. The projection, relative to a top surface (3), of the bottom surface (4) of the accesscover (1) is within the top surface (4).