H3C S5500-HI Switch Series Installation Manual page 18

Figure 9 Attaching the front mounting bracket to the power side
4. Mount the chassis to 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
b. The other person uses M6 screws and cage nuts (user supplied) to attach the switch to the rack.
Figure 10 Mounting the switch to the rack (front mounting brackets at the port side)
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