Cisco Systems ISR4451XK9 manual Internal and External Modules, FRUs

C H A P T E R 6

Installing and Upgrading Internal Modules and FRUs

This document describes how to install and upgrade internal modules and field replaceable units (FRUs) in the Cisco 4451-X Integrated Services Router (ISRs). The install and upgrade information is contained in the following sections:

Internal and External Modules

•Safety Warnings, page 6-2

•Accessing Internal Modules, page 6-4

•Locating Internal and External Slots for Modules, page 6-5

•Overview of the SSD Carrier Card NIM (NIM-SSD), page 6-6

•Installing and Removing DDR DIMMs, page 6-18

•Installing and Removing NIMs and SMs, page 6-23

•Installing and Removing the PVDM4, page 6-25

•Removing and Replacing the USB Flash Token Memory Stick, page 6-30

•Replacing Power Supplies and Redundant Power Supplies, page 6-31

•Removing and Installing a CompactFlash Memory Card, page 6-36

•Removing, Replacing, and Installing an Internal PoE Card, page 6-41

FRUs

•Replacing a Fan Tray, page 6-34

•Removing and Installing a CompactFlash Memory Card, page 6-36

•Installing SFP Modules, page 6-38

Caution Read the Safety Warnings section and disconnect the power supply before you perform any module replacement.

See the “Accessing Internal Modules” section on page 6-4for instructions on how to install and replace internal components.

Hardware Installation Guide for the Cisco 4451-X Integrated Services Router

OL-27644-01 6-1