Remove one socket pin head screw, three socket head bolts and gear operator cover.

拆卸一个灯头钉头螺丝，三个套筒头螺栓和齿轮执行机构盖。

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Remove one socket pin head screw (c), three socket head bolts (d) and gear operator cover (e).

拆卸一个灯头钉头螺丝(C)，三个套筒头螺栓(d)和齿轮执行机构盖(E)。

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Now look at the socket on the motherboard: this socket should have a missing hole or should have a 1 indicating pin one.

现在，观察一下主板上的插槽：该插槽应当有一个盲孔或是一个数字1来指示针1的位置。

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