Cisco 3725 Series - Manual

Cisco 3725 Series

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Table of Contents:

  • Page 2 – Memory Capacities
  • Page 3 – Memory Configurations; Dynamic Memory
  • Page 4 – Compact Flash Memory; Safety Recommendations
  • Page 5 – Safety Warnings; Warning Definition
  • Page 9 – Safety with Electricity
  • Page 10 – Preventing Electrostatic Discharge Damage; Tools and Equipment Needed; Upgrading System Memory in Cisco 3725 Routers
  • Page 11 – Removing the Cisco 3725 Router Cover
  • Page 12 – SDRAM DIMM Location and Orientation
  • Page 13 – Removing SDRAM DIMMs
  • Page 15 – Installing SDRAM DIMMs; Replacing CompactFlash Memory Cards
  • Page 16 – Replacing the Cisco 3725 Cover
  • Page 17 – Replacing Connections to the Router; Upgrading System Memory in Cisco 3745 Routers; Removing the Cisco 3745 Mainboard Tray
  • Page 20 – SDRAM SODIMM Location and Orientation
  • Page 21 – Removing SDRAM SODIMMs
  • Page 22 – Installing SDRAM SODIMMs
  • Page 24 – Replacing the Cisco 3745 Mainboard
  • Page 27 – Recovering Compact Flash Memory and System Images; Using the xmodem Command; Obtaining Documentation
  • Page 28 – Ordering Documentation; Documentation Feedback; Obtaining Technical Assistance; Cisco Technical Support Website
  • Page 29 – Submitting a Service Request; Definitions of Service Request Severity; Obtaining Additional Publications and Information
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Copyright © 2004 Cisco Systems, Inc. All rights reserved.

Cisco Systems, Inc., 170 West Tasman Drive, San Jose, CA 95134-1706 USA

Upgrading System Memory in Cisco 3700 Series
Routers

Product Numbers:
MEM3725-32CF-INCL, MEM3725-32U64CF, MEM3725-32U128CF, MEM3725-32CF=, MEM3725-64CF=,
MEM3725-128CF=
MEM3725-64D=, MEM3725-128D=
MEM3745-256D-INCL, MEM3745-256D=, MEM3745-128CF=, MEM3745-128D-INCL, MEM3745-128D=,
MEM3745-128U192D, MEM3745-128U256D, MEM3745-256U512D, MEM3745-32CF-INCL, MEM3745-32CF=,
MEM3745-32U128CF, MEM3745-32U64CF, MEM3745-64CF=, MEM3745-64D=

This document describes how to upgrade the following in a Cisco 3700 series router:

•

Synchronized dynamic random-access memory (SDRAM) dual in-line memory modules (DIMMs)

•

Small-outline dual in-line memory modules (SODIMMs)

•

Cisco 3700 CompactFlash memory cards.

Note

In this document, the term “Cisco 3700 series” represents the following router models: Cisco 3725
router and Cisco 3745 router.

Use this document in conjunction with the following:

•

Cisco 3700 Series Hardware Installation Guide

and the

Cisco 2600 Series, Cisco 3600 Series, and

Cisco 3700 Series Regulatory Compliance and Safety Information

document for your router, both

available online at the following URL:

•

http://www.cisco.com/univercd/cc/td/doc/product/access/acs_mod/cis3700/hw_inst/index.htm

•

Installing and Formatting Cisco 2691, Cisco 3631, and Cisco 3700 Series CompactFlash Memory
Cards

, available online at the following URL:

•

http://www.cisco.com/univercd/cc/td/doc/product/access/acs_mod/cis3700/hw_inst/hw_notes/
comflash.htm

If you have questions or need help, see the

“Obtaining Documentation” section on page 27

and the

“Obtaining Technical Assistance” section on page 28

for further information.

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Summary

Page 2 - Memory Capacities

2 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Memory Capacities This document contains the following sections: • Memory Capacities, page 2 • Memory Configurations, page 3 • Safety Recommendations, page 4 • Tools and Equipment Needed, page 10 • Upgrading System Memory in Cisco 372...

Page 3 - Memory Configurations; Dynamic Memory

3 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Memory Configurations Memory Configurations For information on configuring dynamic memory and compact flash memory, see the following sections. Dynamic Memory You can configure dynamic memory (SDRAM) as a mixture of primary or main me...

Page 4 - Compact Flash Memory; Safety Recommendations

4 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Safety Recommendations Compact Flash Memory Cisco IOS software on Cisco 3700 series routers is stored in two CompactFlash memory cards—one external and one internal. Memory cards come with 32-, 64-, or 128-MB of memory. To determine h...

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