5
Examining the installation site
The switch can only be used indoors. To make sure the switch operates correctly and prolong its service
lifetime, the installation site must meet the requirements for load-bearing, temperature, humidity,
cleanness, EMI, grounding power module, ventilation, and space. For more information, see H3C
S7500E Switch Series Installation Guide.
Installing the switch
Attaching the slide rails to the rack
1. Read the signs on the slide rails to identify the left and right slide rails and their front ends, as
shown in Table 4.
Table 4 Description f
or signs on the slide rails
Si
n Meanin
Remarks
F/L Front end of the left slide rail Mount this end to the front left rack post.
F/R Front end of the right slide rail Mount this end to the front right rack post.
2. Mark the installation position on the rack for the slide rails:
a. Make sure the top flange of a slide rail aligns with the middle of the narrower metal area
between holes in a rack post, as shown in Figure 4.
b. Eac
h rack post requires six screws to attach the slide rail. Mark only the uppermost and
lowermost holes.
c. Mark the square holes at the same height on the other three rack posts.
Figure 4 Determining the cage nut installation holes by using a slide rail
(1) Middle of the narrower metal area between holes
3. Install six cage nuts in the square holes in each rack post, as shown in Figure 5.
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