Chapter 2
Hardware Components
This chapter provides an overview of the router's hardware components:
■Router Chassis on page 5
■Midplane on page 8
■Dense Port Concentrators (DPCs) on page 8
■Host Subsystem on page 11
■Cable Management System on page 17
■Craft Interface on page 17
■Power Supplies on page 21
■Cooling System on page 24
Router Chassis
The router chassis is a rigid sheet metal structure that houses all the other router components (see Figure 1 on page 6, Figure 2 on page 6, Figure 3 on page 7, and Figure 4 on page 7). The chassis measures 8.71 in. (22.1 cm) high,
17.45in. (44.3 cm) wide, and 24.5 in. (62.2 cm) deep (from the
Router Chassis ■ 5