3Com SuperStackII Switch 3900 Quick Installation Manual page 3

Install the
System 3
Install Optional
Power Supply 4
Before You Begin
Before you install the system:
Move the system close to where you plan to install it.
Have a Number 1 Phillips screwdriver available.
Have the hardware kit that comes with the system available. See
Table 2.
Table 2 Hardware Kit
Item
Rubber feet (self-adhesive)
Mounting bracket
M4 x 10 Phillips pan-head screws
Determine whether you are installing the system on a tabletop or in a
distribution rack.
For complete installation instructions, see Chapter 2 in the Getting
Started Guide for your system.
WARNING: Hazardous energy exists within the SuperStack II
Switch 3900 and Switch 9300 systems. Follow instructions in the Getting
Started Guide to avoid electric shock or equipment damage. Many
installation and troubleshooting procedures should be performed only by
trained technical personnel.
The system operates using a single power supply assembly and is shipped
with one internal power supply.
You can connect an uninterruptible power supply (UPS).
You can also connect a redundant power supply (RPS).
These additional power supplies are orderable and shipped separately.
Contact your network supplier.
For instructions on how to install the RPS, see the Advanced RPS
Power Module Type 2 User Guide.
Quick Installation Guide
Qty Use in
4 Installing the system on a table top
2 Installing the system in a distribution rack
6 Installing the system in a distribution rack
3