Cisco 7206 Instructions Manual
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Cisco 7206 Instructions Manual

Memory replacement
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Doc. No.
78-3226-02
Cisco 7200 Series Memory Replacement
Instructions
Product Numbers: MEM-NPE-8MB=, MEM-NPE-16MB=, MEM-NPE-32MB=,
MEM-NPE-64MB=, MEM-NPE-128MB=, MEM-I/O-FLC8M=, MEM-I/O-FLC16M=,
MEM-NPE-FLC20M=
This document explains how to replace the main, Flash, and ROM monitor memory for the
Cisco 7200 series routers. Read this entire document before upgrading the memory in your router.
Note
that shipped with your Cisco 7200 series router.
This document contains the following sections:
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Corporate Headquarters
Cisco Systems, Inc.
170 West Tasman Drive
San Jose, CA 95134-1706
USA
Copyright © 1996
Cisco Systems, Inc.
All rights reserved.
Use this document in conjunction with the Cisco 72xx Installation and Configuration Guide
1

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Summarization of Contents

Additional Information
Cisco IOS Software and Documentation Resources
Overview of Cisco IOS features and available documentation resources on CD-ROM and web.
Cisco 7200 Series Overview
Router Front View Components
Identifies front panel components of the Cisco 7204 router, including I/O controller and port adapters.
Router Rear View Components
Identifies rear panel components of the Cisco 7200 series router, including power supplies and fans.
Memory Systems Overview
Router Memory Types and Functions
Describes main memory, flash memory, ROM monitor, and NVRAM functions within the router.
Router Memory Specifications
Details processor, memory, SRAM, cache, flash, NVRAM, and boot ROM specifications.
Installation Prerequisites
Required Parts and Tools for Upgrade
Lists necessary tools and replacement memory modules or ROM devices for upgrades.
Electrical Safety Guidelines
Outlines electrical safety procedures for working with router equipment.
Telephone Wiring Safety
Provides safety guidelines for working with telephone wiring and network cabling.
Electrostatic Discharge (ESD) Prevention
Details ESD prevention measures for handling sensitive router components.
Ensuring Router Access
Rack Installation Access Guidelines
Provides guidelines for ensuring adequate space and access to the router in a rack.
Memory and Boot ROM Replacement Procedures
Router Power Down and Disconnection
Detailed steps for safely powering down the router and disconnecting power.
I/O Controller Removal Procedure
Step-by-step instructions for safely removing the I/O controller.
Network Processing Engine Removal Procedure
Step-by-step instructions for safely removing the Network Processing Engine.
Memory SIMM Removal Procedure
Procedures for removing Flash and DRAM SIMMs.
New Memory SIMM Installation Procedure
Procedures for installing new Flash and DRAM SIMMs.
Boot ROM Removal Procedure
Steps to safely remove the Boot ROM device.
New Boot ROM Installation Procedure
Steps to correctly install a new Boot ROM device.
I/O Controller Reinstallation Procedure
Procedure for properly reinserting the I/O controller.
Network Processing Engine Reinstallation Procedure
Procedure for properly reinserting the Network Processing Engine.
Router Power Reconnection and Boot-up
Steps for reconnecting power and verifying a successful system boot.
Flash Memory Card Management
Flash Memory Card Installation and Removal
Instructions for inserting and removing Flash memory cards from PCMCIA slots.
AC-Input Power Supply Handling
AC-Input Power Supply Removal and Installation
Procedures for removing and installing AC-input power supplies.
Cisco Connection Online Support
Accessing Cisco Support Resources
Information on accessing Cisco's online support channels for product information and services.

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