H3C S5560S-EI Series Installation Manual page 19

Attaching the rear mounting brackets to the rack
1. Determine the switch installation position in the rack.
2. Install cage nuts in the rack posts.
3. Orient the rear mounting brackets with the wide flange inside or outside the rack as required.
4. Use M6 screws to attach the rear mounting brackets to the rear posts, as shown in
Do not fully tighten the M6 screws before mounting the switch in the rack.
Figure 2-11 Attaching the rear mounting brackets to a rack with the wide flange inside the
rack
2-12
Figure 2-11.