1-9
Hardware Installation Guide for the Cisco 4000 Series Integrated Services Router
OL-32185-02
Chapter 1 Overview of Cisco 4000 Series ISRs
Chassis Views
Cisco 4451-X ISR Chassis
Bezel view of the Cisco 4451-X ISR with two PSUs. Cisco 4451-X ISR routers support these slot types:
- Network Interface Modules (NIMs)
- Service modules (SM-X, like SM-X-1T3/E3)
- E-Series Server Modules.
Figure 1-7 Bezel View
Back panel slots and ports of the Cisco 4451-X ISR.
1 Router fan tray (hidden) behind removable
bezel
2 LEDs
3 Router power On/Off switch 4 AC power supply unit (PSU0)
5 AC power supply unit (PSU1)
Cisco 4400 Series
285695
PSU1 PSU2
POE1 POE2
FLASH TEMP PWR
VM FAN STAT
INT
POE
BOOST
1 2 3
54