H3C S6812 Series Installation Manual page 32

2. Place the extension bracket against the chassis side panel. Align the extension bracket
installation holes with the screw holes. Use the provided M4 screws to attach the chassis rail to
the chassis. See
Figure2-32 Attaching the front mounting brackets and extension brackets to the switch
(port-side mounting position for the mounting brackets)
Figure2-33 Attaching the front mounting brackets and extension brackets to the switch
(power module-side mounting position for the mounting brackets)
NOTE:
Secure the front mounting brackets and extension brackets to both sides of the chassis in the same
way.
Attaching the extension rails to the rack
1. Identify the extension rail installation position in the rack.
2. Install cage nuts in the mounting holes in the rack posts.
Figure2-32 and Figure2-33.
2-25