H3C S5560S-EI Series Installation Manual page 20

Figure 2-12 Attaching the rear mounting brackets to a rack with the wide flange outside the
rack
Mounting the switch in the rack
1. Wear an ESD wrist strap and make sure it makes good skin contact and is reliably grounded.
2. Make sure the front mounting brackets and shoulder screws are securely attached to the two
sides of the switch.
3. Attach cage nuts to the rack posts.
4. 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 shoulder screws make close contact with the upper edges of the rear mounting
brackets, as shown in
5. 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 to the front rack posts.
Make sure the switch is installed securely in the rack.
Figure 2-13.
2-13