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Grounding cable installation position (two options) 接地线安装位（二选一）
Primary grounding point
(near the power module side)
主接地点（靠近电源侧）
The switch provides a grounding sign at the primary grounding point but not at the
auxiliary grounding point.
交换机主接地点标有接地标识，备用接地点上无接地标识。
The grounding screws provided with the switch are applicable to both the primary and
auxiliary grounding points.
交换机随机附带的接地螺钉同时适用于主接地点和备用接地点。
Attaching the accessories to the switch 安装附件到交换机
The installation positions of the accessories in the following figure are for illustration
only. Choose installation positions for the accessories based on the installation
requirement.
以下图中附件的安装位置仅供参考，请根据实际安装场景的需要选择合适的安装位置。
Install the grounding cable before installing the switch in the rack.
为了防止机箱安装到机柜后无法安装接地线，请先将接地线安装到交换机侧面的接地点上。
Auxiliary grounding point
(near the network port side)
备用接地点（靠近端口侧）
Installing the switch in a 19-inch rack 安装交换机到19英寸机柜
Install cage nuts and slide rails 安装浮动螺母与滑道
1
Before installing cage nuts, mark their installation positions on the rack posts.
安装浮动螺母前，建议用户先使用记号笔在机柜方孔条上标注浮动螺母安装位置。
Attach cage nuts to the square
holes in the rack posts.
安装浮动螺母到机柜方孔条上
1
Mount the switch in the rack (two options) 安装交换机到机柜（二选一）
2
Mounting brackets installed
near the power module side
挂耳在靠近电源侧安装位
Attach slide rails to the rack posts.
安装滑道到机柜
2
Connect the other end of the grounding
cable to the grounding point on the rack
接地线另一端连接到机柜接地点
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