Chapter 3 Npe-300 And Npe-400 Overview - Cisco NPE-175 Installation And Configuration Manual

NPE-300 and NPE-400 Description and Overview
NPE-300 and NPE-400 Description and Overview
This section contains information about the network processing engine components and the system
management functions. The network processing engine maintains and executes the system management
functions for the routers. It also shares the system memory and environmental monitoring functions with
the I/O controller.
Components
Figure 3-1
2
4
1
2
3
4
5
6
7
8
Network Processing Engine and Network Services Engine Installation and Configuration
3-2
NPE-300
3
5
6
Midplane connectors
Keying post
DIMM 3 (U44)
Bank 1 (user configurable)
DIMM 2 (U45)
Captive installation screw
Handle
System controllers
1
7 8 9 10
9 RM7000 microprocessor
10 Temperature sensor (U42)
11 Keying post
12 Temperature sensor (U41)
13 Boot ROM (U1)
14 DIMM 0 (U16)
15 Bank 0 (fixed)
16 U15 (never populated)
Chapter 3 NPE-300 and NPE-400 Overview
11
12
13
14
15
16
OL-4448-12