1-11
Hardware Installation Guide for the Cisco 4000 Series Integrated Services Router
OL-32185-02
Chapter 1 Overview of Cisco 4000 Series ISRs
Chassis Views
Figure 1-5 on page 1-11—Bezel view with two PSUs
Figure 1-6 on page 1-12—View of the chassis
Figure 1-7 on page 1-12—Bezel side LEDs
Figure 1-5 Bezel View of Cisco 4431 ISR with Two Power Supply Units
1 Power supply unit 2 LEDs
3 On/Off switch 4 Optional power supply unit