4
3
Installing the switch in a 19-inch rack
安装交换机到19英寸机柜
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。
Connect the grounding cable to a grounding point on the chassis 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，请您先将接地线安装到交换机的接地点上。
The switch has three grounding points. The primary grounding point and auxiliary grounding point 1
are on the side panel. Auxiliary grounding point 2 is on the rear panel. The switch provides a
grounding sign at the primary grounding point but not at auxiliary grounding points 1 and 2.
设备提供
3
处接地点，主接地点和备用接地点
1
位于机箱侧面板，备用接地点
2
位于机箱后面板。主接
地点标有接地标识，备用接地点
1
和备用接地点
2
无接地标识。
The grounding cable and grounding screw provided with the switch are applicable only to the
primary grounding point and auxiliary grounding point 1.
随机附带的接地线缆和接地螺钉仅适用于主接地点和备用接地点
1
。
As a best practice, use the primary grounding point or auxiliary grounding point 1 for grounding. To
use auxiliary grounding point 2, prepare a grounding cable yourself.
建议您优先选用主接地点和备用接地点
1
进行接地。如需使用备用接地点
2
进行接地，请自备接地线缆。
Mounting brackets installed near the port side
挂耳安装在靠近端口侧
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
2
2
1
Mounting brackets installed near the power
module side
挂耳安装在靠近电源侧
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
2
2
1
Mount the switch in the rack (two options)
安装交换机到机柜（二选一）
2
Install cage nuts to the square
holes on the rack posts
安装浮动螺母到机柜方孔条
Attach slide rails to the rack
posts
安装滑道到机柜
Install cage nuts and slide rails
安装浮动螺母与滑道
1
1
2
Connect a grounding cable to auxiliary grounding point 2
安装接地线缆到备用接地点
2
