Attaching Cage Nuts And Slide Rails To The Rack - H3C S9820-64H Installation Manual

2. Use the two grounding screws to attach the two-hole grounding lug of the grounding cable to
the grounding point (recommended torque: 20 kgf-cm). Then fasten the screws.
Figure 10 Attaching the grounding cable to the primary grounding point on the switch

Attaching cage nuts and slide rails to the rack

1. Identify and mark the cage nut installation holes on the rack for securing mounting brackets and
slide rails.
The mounting brackets for the switch are 2 RU high. For the left mounting bracket, install cage
nuts in the upper and lower installation holes of each RU. For the right mounting bracket, install
cage nuts in the uppermost and lowermost installation holes.
Figure 11 Marking cage nut installation holes for attaching mounting brackets
2. Install cage nuts (user-supplied) in the marked mounting holes in the rack posts.
3. Align the screw holes in one slide rail with the cage nuts in a rear rack post. Use the
user-supplied M6 screws to attach the slide rail to the post (recommended torque: 30 kgf-cm),
as shown in
4. Perform the same procedure to attach the other slide rail to the other rear rack post.
Make sure the two slide rails at the same height so the slide rails can slide into the chassis rails.
1RU
1RU
Figure 12.
1RU
1RU
10