H3C S5500-HI Switch Series Installation Manual page 23

Figure 17 Attaching the rear mounting brackets to a rack
5. Mount the switch chassis in the rack:
a. One person supports the chassis bottom with one hand, holds the front part of the chassis with
the other hand, and pushes the chassis into the rack gently.
Make sure the load-bearing screws closely contact with the upper edges of the rear mounting
brackets, as shown in
b. The other person aligns the oval holes in the front brackets with the mounting holes in the front
rack posts, and attaches the front mounting brackets with M6 screws (user supplied) to the front
rack posts.
Make sure the front and rear mounting brackets have securely attached the switch to the rack.
Figure 14.
14