Installation Manual

10 System Overview
Figure 2 The S25V Rear View
fn00158s25V
10-Gigabit Modules or Stacking Modules (optional)
DC Power
Ground Connector
AC Power Receptacle
11.5
FG
-48V
RTN
-48V
Current
Sharing
Label (Part #, Serial #, MAC Address, Bar Code, FRU #)
Ethernet Port Numbers
25 to 28, Right to Left
25
26
27
28
Figure 3 The S25N Rear View
fn00158s25P
10-Gigabit Modules or Stacking Modules (optional)
Ground Connector
Dual AC Power Receptacles
Label (Part #, Serial #, MAC Address, Bar Code, FRU #)
Ethernet Port Numbers 25 to 28
(numbered right to left, facing rear)
25
26
27
28
Equipment
The following items are necessary to install the system:
• The switch
• At least one grounded AC power source for the S25N
switch (ideally two for the two AC receptacles),
and one for the S25V. The S25V provides the option of using DC power with, or in addition to, AC.
• Cable (included) to connect the AC
power source to the switch
• Brackets (“rack ears”) for rack installation (included)
• Screws for rack installation (included) and #2 Phillips
screwdriver (not supplied)
Other optional components are:
• Stacking cables for connecting switche
s when stacked (not supplied). See Connecting Stack Ports
(optional) on page 27.
• Backup DC Power Module (see Chapter 4, Installing Backup Power, on page 31)
• Rear rack-mounting kits (see Installing the System in a Rack or Cabinet on page 21)
• Optical networking components (see Chapter 5, Installing Ports, on page 37)
• Stacking components (see Ports, below)