H3C S6520-EI Series Installation Manual

Contents

6Table 3 Distance requirements between the front and rear rack postsSwitch model Installation method MinimumdistanceMaximumdistance• S6520-42QF-EI• S6520-48S-EI• S6520-52QF-EIUsing mounting brackets and shortslide rails (supplied with the switch) 401 mm (15.79 in) 654 mm (25.75 in)Using mounting brackets and longslide rails (optional) 621 mm (24.45 in) 874 mm (34.41 in)Attaching the mounting brackets, chassis rails, andgrounding cable to the chassisThe switch has two mounting positions for mounting brackets: network port-side mounting positionand power module-side mounting position.The switch has one primary grounding point (with a grounding sign) and two auxiliary groundingpoints. Use the primary grounding point whenever possible. If the primary grounding point fails or isnot suitable for the installation site, use one of the auxiliary grounding points.Figure 5 Mounting bracket installation positions and grounding points(1) Auxiliary grounding point 2 (2) Power module-side mounting position for mounting brackets(3) Primary grounding point (4) Auxiliary grounding point 1(5) Network port-side mounting position for mounting bracketsAttaching the mounting brackets and chassis rails to the chassis1. Align the mounting brackets with the screw holes in the power module-side mounting position(see Figure 6) or network port-side mounting position (see Figure 7).2. Use M4 screws (supplied with the switch) to attach the mounting brackets to the chassis.3. Align the chassis rails with the mounting holes in the chassis:{ If the mounting brackets are in the power module-side mounting position, align the chassisrails with the screw holes at the front of the side panels (see Figure 6).{ If the mounting brackets are in the network port-side mounting position, align the chassisrails with the screw holes at the rear of the side panels (see Figure 7).4. Use M4 screws (supplied with the switch) to attach the chassis rails to the chassis.