3com 3C13880 Manual De Usuario

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3Com Router 6000 Family 
Installation Manual 
Chapter 4 
Starting and Configuring the Router
 
3Com Corporation 
3-3 
(1)
(3)
(1)
(2)
(2)
 
1) Mounting screws 
2) Mounting brackets (with cable-management brackets installed) 
3) Guides 
 
Figure 3-2 
Mount the router in a rack 
3.3.2  Mounting the Router on a Tabletop 
When mounting the router on a tabletop, ensure that the surface is clean and you have 
considered the following: 
z
 
The table is sturdy and well grounded. 
z
 
10 cm (3.9 in.) clearance is available around the sides of the chassis for heat 
dissipation. 
z
 
Do not place any heavy object on the chassis. 
3.4  Installing the Generic Modules 
Installing generic modules includes installing the main control board, PSUs, the fan module, 
and FICs.  
Refer to the chapter “FICs” for the FIC installation procedures and the chapter “Maintaining 
Hardware” for the installation procedures of other modules. 
3.5  Connecting the PGND 
 
  Warning: 
The normal connection of the protection ground (PGND) on the router chassis is an 
essential safeguard against lightning shocks and interference. You must correctly 
connect the PGND when installing or using the router. 
As shown in the following figure, the router provides a protection ground (PGND) screw at the 
top right-rear of the chassis. You must securely connect it to the earth ground to safely channel 
faradic current and leakage electricity to the ground and have the device less susceptible to