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Cisco 2600 Series Hardware Installation Manual
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Cisco 2600 Series Hardware Installation Manual

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See also: Configuration Manual , Operating Manual
Cisco 2600 Series Routers Hardware
Installation Guide
Corporate Headquarters
Cisco Systems, Inc.
170 West Tasman Drive
San Jose, CA 95134-1706
USA
http://www.cisco.com
Tel: 408 526-4000
800 553-NETS (6387)
Fax: 408 526-4100
Text Part Number: OL-2171-02

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  • Page 1 Cisco 2600 Series Routers Hardware Installation Guide Corporate Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 http://www.cisco.com Tel: 408 526-4000 800 553-NETS (6387) Fax: 408 526-4100 Text Part Number: OL-2171-02...
  • Page 2 You can determine whether your equipment is causing interference by turning it off. If the interference stops, it was probably caused by the Cisco equipment or one of its peripheral devices. If the equipment causes interference to radio or television reception, try to correct the interference by using one or more of the following measures: •...

  • Page 3: Table Of Contents

    Preparing to Install the Router C H A P T E R Safety Recommendations Safety Warnings Maintaining Safety with Electricity Preventing Electrostatic Discharge Damage General Site Requirements Site Environment Preventive Site Configuration Configuring Equipment Racks Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...
  • Page 4 Setting Up the Chassis Setting the Chassis on a Desktop Mounting the Chassis in a Rack Attaching the Brackets to Cisco 261x, Cisco 262x, Cisco 26xxXM, and Cisco 265x Series Routers Attaching the Brackets to a Cisco 2691 Router Installing the Router in a Rack...
  • Page 5 Maintaining the Router A P P E N D I X Accessing the System Board Removing the Chassis Cover on Cisco 261x, Cisco 262x, Cisco 265x, and Cisco 26xxXM Tools Required Removing the Chassis Cover Removing the Chassis Cover on Cisco 2691...
  • Page 6 Testing ROM Installation B-33 Cisco 2691 B-33 Closing the Chassis B-34 Replacing the Chassis Cover on Cisco 261x, Cisco 262x, Cisco 265x, and Cisco 26xxXM B-34 Replacing the Chassis Cover on Cisco 2691 B-35 Replacing the Power Supply B-36 Using the ROM Monitor...

  • Page 7: About This Guide

    About This Guide Objectives This guide will step you through the initial site preparation and installation of a Cisco 2600 series modular-access router. This guide describes a variety of router modules with similar functionality that differ in the number of supported interfaces. Troubleshooting, maintenance procedures, and cable specifications are also provided.

  • Page 8: Organization

    Document Organization Chapter Title Description Chapter 1 Overview of Cisco 2600 Series Discusses the features and specifications of the Cisco 2600 series Routers routers. Chapter 2 Preparing to Install the Router Discusses environmental requirements, safety recommendations, and describes the various ports and how to prepare for connections between networks and ports.

  • Page 9: Safety Warnings

    éviter les accidents. Pour prendre connaissance des traductions d’avertissements figurant dans cette publication, consultez le document Regulatory Compliance and Safety Information (Conformité aux règlements et consignes de sécurité) qui accompagne cet appareil. Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...
  • Page 10 Se förklaringar av de varningar som förkommer i denna publikation i dokumentet Regulatory Compliance and Safety Information (Efterrättelse av föreskrifter och säkerhetsinformation), vilket medföljer denna anordning. Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...

  • Page 11: Related Documentation

    Debug Command Reference • System Error Messages • Cisco IOS Software Command Summary • 1. Refer to the modular reference publications that correspond to the Cisco IOS software release installed on your router. Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...

  • Page 12: Obtaining Documentation

    The following sections explain how to obtain documentation from Cisco Systems. World Wide Web You can access the most current Cisco documentation on the World Wide Web at the following URL: http://www.cisco.com Translated documentation is available at the following URL: http://www.cisco.com/public/countries_languages.shtml...

  • Page 13: Obtaining Technical Assistance

    Technical Assistance Center The Cisco TAC is available to all customers who need technical assistance with a Cisco product, technology, or solution. Two types of support are available through the Cisco TAC: the Cisco TAC Web Site and the Cisco TAC Escalation Center.

  • Page 14: Cisco Tac Web Site

    Cisco TAC Web Site. The Cisco TAC Web Site requires a Cisco.com login ID and password. If you have a valid service contract but do not have a login ID or password, go to the following URL to register: http://www.cisco.com/register/...

  • Page 15: Chapter 1 Overview Of Cisco 2600 Series Routers

    These router models are similar in functionality, but differ in the number of interfaces that are supported as well as the system specifications. (See Table 1-2.) Table 1-1 Summary of Cisco 2600 Series LAN Interfaces Advanced Ethernet Token Ring Fast Ethernet...

  • Page 16: Hardware Features

    Figure 1-1 Figure 1-2 show examples of Cisco 2600 series routers. Cisco 2600 series routers are either single rack-unit (1RU) or two rack-unit (2RU) high. Note The number and type of interfaces will vary depending on the specific router. Note Figure 1-1 Cisco 2600 Series Router Rear Panel—Example of 1RU Router...

  • Page 17: Module Interface Information

    Cisco 2600 series > Network module (netmod) installation • For information about installing WAN interface cards, refer to the Cisco WAN Interface Cards Hardware Installation Guide, located at: Cisco Product Documentation > Access Servers and Access Routers > Modular Access Routers Cisco 2600 Routers > Hardware installation documents for Cisco 2600 series >...
  • Page 18 Chapter 1 Overview of Cisco 2600 Series Routers System Specifications Table 1-2 Cisco 261x, Cisco 262x, and Cisco 265x System Specifications (continued) Description Specification Input voltage, DC power supply –38 to –75 VDC Current 2.0A Power dissipation 75W (maximum), 260 Btus/hr...

  • Page 19: Regulatory Compliance

    Safety compliance UL 60950; CAN/CSA C22.2 No. 60950-00; IEC 60950, EN 60950; AS/NZS 3260; TS001 Regulatory Compliance For compliance information, refer to the Regulatory Compliance and Safety Information document that accompanied this device. Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...
  • Page 20 Chapter 1 Overview of Cisco 2600 Series Routers Regulatory Compliance Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...

  • Page 21: Chapter 2 Preparing To Install The Router

    C H A P T E R Preparing to Install the Router This chapter describes important information to consider before you begin to install a Cisco 2600 series router, and includes the following sections: • Safety Recommendations, page 2-1 General Site Requirements, page 2-3 •...

  • Page 22: Maintaining Safety With Electricity

    Incorrect connection of this or connected equipment to a general purpose outlet could result in a hazardous situation. To see translations of the warnings that appear in this publication, refer to the Regulatory Compliance and Safety Information document that accompanied this device. Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...

  • Page 23: Preventing Electrostatic Discharge Damage

    10 megohms (Mohm). General Site Requirements This section describes the requirements your site must meet for safe installation and operation of your system. Ensure that your site is properly prepared before beginning installation. Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...

  • Page 24: Site Environment

    Power Supply Considerations Check the power at your site to ensure that you are receiving “clean” power (free of spikes and noise). Install a power conditioner if necessary. Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...

  • Page 25: Preparing To Connect To A Network

    Regulatory Compliance and Safety Information document that accompanied this device. Ethernet Connections The IEEE has established Ethernet as standard IEEE 802.3. The most common Ethernet implementations are as follows: Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...

  • Page 26: Token Ring Connections

    Cisco 2691 — — Token Ring Connections The Cisco 2612 provides both an Ethernet interface and a Token Ring shielded UTP interface. The Cisco 2613 provides a single Token Ring interface. (See Table 2-1.) The IEEE has established Token Ring as standard IEEE 802.5. Specifications indicate a maximum segment distance of 328 feet (100 meters) for UTP cabling.

  • Page 27: Serial Connections

    2-slot chassis; the network module can be installed in the Cisco 2600 series single network module slot. For more information on WAN interface cards, refer to the Cisco WAN Interface Cards Hardware Installation Guide. For more information on network modules, refer to the Network Modules Hardware Installation Guide.

  • Page 28: Signaling Standards Supported

    Although manufacturing your own serial cables is not recommended (because of the small size of the pins on the DB-60 serial connector), cable pinouts are provided in the Cisco Modular Access Router Cabling Specifications document on Cisco.com and the Documentation CD-ROM that accompanied your router.

  • Page 29: Asynchronous/Synchronous Serial Module Baud Rates

    EIA/TIA-232 Adapter Cable Connectors, Network End EIA/TIA-449 Connections EIA/TIA-449, which supports balanced (EIA/TIA-422) and unbalanced (EIA/TIA-423) transmissions, is a faster version of EIA/TIA-232 (up to 2 Mbps) that provides more functions and supports transmissions over greater distances. Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...

  • Page 30: V.35 Connections

    DCE interfaces and, as a result, requires fewer circuits and a smaller connector than EIA/TIA-232. The network end of the X.21 adapter cable is a standard DB-15 connector. (See Figure 2-4.) X.21 cables are available as either DTE (DB-15 plug) or DCE (DB-15 receptacle). Cisco 2600 Series Routers Hardware Installation Guide 2-10 OL-2171-02...

  • Page 31: Eia-530 Connections

    Figure 2-5 EIA-530 Adapter Cable Connector, Network End Figure 2-6 shows the serial transition cables you can connect to the DB-60 port on the asynchronous/synchronous serial modules and serial WAN interface card. Cisco 2600 Series Routers Hardware Installation Guide 2-11 OL-2171-02...

  • Page 32: Isdn Bri Connections

    PTO staff or suitably trained engineers. To see translations of the warnings that appear in this publication, refer to the Regulatory Compliance and Safety Information document that accompanied this device. Cisco 2600 Series Routers Hardware Installation Guide 2-12 OL-2171-02...

  • Page 33: 56K/Switched-56-Kbps Dsu/Csu Connections

    Use a BRI cable (not included) to connect the BRI WAN interface card directly to an ISDN. Table 2-4 lists the specifications for ISDN BRI cables. Also, refer to the Cisco Modular Access Router Cabling Specifications online document for pinouts. This document is located on Cisco.com and the Documentation CD-ROM that accompanied your router package.
  • Page 34 Chapter 2 Preparing to Install the Router Preparing to Connect to a Network Cisco 2600 Series Routers Hardware Installation Guide 2-14 OL-2171-02...

  • Page 35: Installing The Router

    C H A P T E R Installing the Router This chapter guides you through the installation of the Cisco 2600 series routers and includes the following sections: • Required Tools and Equipment, page 3-1 Setting Up the Chassis, page 3-2 •...

  • Page 36: Setting Up The Chassis

    Chapter 3 Installing the Router Setting Up the Chassis For more information on cable specifications, refer to the online document Cisco Modular Access Note Router Cabling Specifications on the Documentation CD-ROM that accompanied your router package and on Cisco.com. For cable ordering information, see “Obtaining Technical...
  • Page 37 Step 3 round, recessed areas on the bottom of the chassis. (See Figure 3-2 Figure 3-3.) Figure 3-2 Rubber Feet Location on Cisco 261x, Cisco 262x, Cisco 26xxXM, and Cisco 265x Series Routers Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...

  • Page 38: Mounting The Chassis In A Rack

    1 rack-unit (1RU) ship with brackets for use with a 19-inch rack or, if specified in your order, optional larger brackets for use with a 23- or 24-inch rack. Cisco 2600 series routers with a chassis height of 2 rack-units (2RU) ship with brackets for use with a 19-inch rack. The brackets are shown in...

  • Page 39: Attaching The Brackets To Cisco 261X, Cisco 262X, Cisco 26Xxxm, And Cisco 265X Series Routers

    Figure 3-6.) If you are installing a Cisco 2600 series router in a 19-inch rack with a 17.75-inch opening or a 23- or 24-inch rack, orient the rack-mount brackets so that, when installed, they increase the width of the chassis. (See Figure 3-7.)
  • Page 40 Bracket Installation—Front Panel Forward (19-Inch Rack with a 17.5-Inch Opening) Note: The second bracket attaches to the other side of the chassis. When installed in a 19-inch rack with a 17.75-inch opening, the Cisco 2600 series routers will Note protrude beyond the front of the rack.
  • Page 41 Bracket Installation—Rear Panel Forward (19-Inch Rack with a 17.75-Inch Opening or a 23- or 24-Inch Rack) Note: The second bracket attaches to the other side of the chassis. Brackets for Brackets for 19-inch rack 23-inch or 24-inch rack Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...
  • Page 42 Figure 3-12 Center-Mount Bracket Installation—Front Panel Forward (19-Inch Rack with a 17.5-Inch Opening or a 23- or 24-Inch Rack) Note: The second bracket attaches Brackets for Brackets for to the other side of the chassis. 19-inch rack 23-inch or 24-inch rack Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...

  • Page 43: Attaching The Brackets To A Cisco 2691 Router

    Chapter 3 Installing the Router Setting Up the Chassis Attaching the Brackets to a Cisco 2691 Router To install the chassis in a rack, attach the brackets in one of the following ways: With the front panel forward (see Figure 3-13.)

  • Page 44: Installing The Router In A Rack

    The screws for attaching the brackets to the rack are not included with the router. Note Always use two screws to attach each bracket to the rack. Caution Cisco 2600 Series Routers Hardware Installation Guide 3-10 OL-2171-02...

  • Page 45: Mounting The Chassis On The Wall

    Mounting the Chassis on the Wall Cisco 2600 series routers with a chassis height of 1RU can be attached to a wall. Mounting a 2RU chassis to a wall is not recommended and brackets are not provided for mounting to a wall.

  • Page 46: Connecting The Dc Power Supply

    Figure 3-18 Mounting the Chassis on the Wall Connecting the DC Power Supply Cisco 261x, Cisco 262x, Cisco 26xxXM, and Cisco 265x series routers offer an optional DC power supply. This section describes the DC power supply specifications and wiring.

  • Page 47: Dc Power Specifications

    The terminal arrangement on your router may not be identical to the arrangement shown in the Caution figures. You must connect the positive, negative, and ground wires according to the labels on the terminals block. Cisco 2600 Series Routers Hardware Installation Guide 3-13 OL-2171-02...
  • Page 48 To see translations of the warnings that appear in this publication, refer to the Regulatory Compliance and Safety Information document that accompanied this device. Cisco 2600 Series Routers Hardware Installation Guide 3-14 OL-2171-02...

  • Page 49: Grounding The Chassis

    Step 1 Turn OFF power to the router. Remove all network interface cables, including telephone cables, from the rear panel. The following warning applies to routers that use a DC power supply: Cisco 2600 Series Routers Hardware Installation Guide 3-15 OL-2171-02...
  • Page 50 Use the number 2 Phillips screwdriver to fasten the grounding lug to the chassis. (See Figure 3-22 Step 4 Figure 3-23.) Figure 3-22 Attaching the Grounding Lug on Cisco 261x, Cisco 262x, Cisco 26xxXM, and Cisco 265x Routers Link Link Cis co 261 1...

  • Page 51: Power On The Router

    For cable pinouts, refer to the online document Cisco Modular Access Router Cabling • Specifications on the Documentation CD-ROM that came with your router and on Cisco.com. Although the illustrations in this section show the Cisco 2611 router, the procedures are the same for Note all of the Cisco 2600 series routers.
  • Page 52 To see translations of the warnings that appear in this publication, refer to the Regulatory Compliance and Safety Information document that accompanied this device. Table 3-2 Cable Connections for the Cisco 2600 Series Routers Port or Connection Port Type, Color...
  • Page 53 47 W LINK ETHERNE T 1 LINK ETHERNE T 0 ACT CONSOLE Token Ring UTP port (RJ-45) Token Ring cable MODE FAULT EIA 232 STACK ATTACH RESET SYSREQ Catalyst 3900 RJ-11 twisted-pair Cisco 2600 Series Routers Hardware Installation Guide 3-19 OL-2171-02...

  • Page 54: Connecting To A Wan

    Your router includes asynchronous serial console and auxiliary ports. These ports provide administrative access to your router either locally (with a console terminal) or remotely (with a modem). Cisco provides cables and adapters to connect your router to a PC or modem. These will include: One RJ-45 console cable (Blue) –...

  • Page 55: Connecting To The Console Port

    Configure your terminal or PC terminal emulation software for 9600 baud, 8 data bits, no parity, and Step 2 2 stop bits. For information on console port pinouts, refer to the online document Cisco Modular Access Router Note Cabling Specifications on Cisco.com and the Documentation CD-ROM that accompanied your router.

  • Page 56: Connecting A Modem To The Auxiliary Port

    (38400 baud is typical) and hardware flow control with Data Carrier Detect (DCD) and Data Terminal Ready (DTR) operations. For information on auxiliary port pinouts, refer to the online document Cisco Modular Access Router Note Cabling Specifications on the Documentation CD-ROM that accompanied your router package and on Cisco.com.

  • Page 57: Chapter 4 Installing A Network Module Or Interface Card

    Information document that accompanied this device. Unless the router is using a copy of the Cisco IOS Release 11.3(3)T or later release, you cannot install an ISDN BRI network module (or ISDN BRI WAN interface card) into the same chassis as an ISDN PRI network module.

  • Page 58: Installing A Wan Interface Card

    The following tools are required or recommended for this task: • ESD-preventive wrist strap • Number 1 Phillips screwdriver Duct or electrical tape (for routers using a DC power supply only) • Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...

  • Page 59: Installing A Voice Interface Card

    At least one other network module or WAN interface card must be installed in the router chassis for any desired connections to the IP LAN or WAN to function. Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...
  • Page 60 Plug in the network interface cables and turn ON power to the router. For a router using a DC power Step 8 supply, remove the tape from the circuit breaker and turn the circuit breaker to the ON position. Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...

  • Page 61: Appendix

    A P P E N D I X Troubleshooting the Router This appendix contains information about isolating problems with the Cisco 2600 series router and includes the following sections: • Isolating Problems, page A-1 Reading the LEDs, page A-2 •...

  • Page 62: Troubleshooting The Power And Cooling Systems

    Figure A-1 Figure A-2 show the locations of the LEDs on the front panel of the Cisco 2600 series routers. Table A-2 Table A-2 describe these LEDs.
  • Page 63 Appendix A Troubleshooting the Router Reading the LEDs Table A-1 Cisco 261x, Cisco 262x, Cisco 26xxXM, and Cisco 265x Series Routers—Front-Panel LED Descriptions Description Power Indicates the router’s operating status. Goes on when power is supplied to the router and the router is operational.
  • Page 64 Blinking—System activity Figure A-2 through Figure A-7 show the location of the Cisco 2600 series rear-panel LEDs. Table A-3 Table A-4 describe these LEDs. Not all router models are shown in these illustrations. The speed and number of Ethernet and Note Token Ring interfaces varies depending on the router model.
  • Page 65 100 Mbp s Link 10/1 00 ETH ERN ET 0/1 10/1 00 ETH ERN ET 0/0 CON SOL E 10/100BASE-T Auxiliary 10/100BASE-T Ethernet 0/0 port (RJ-45) Ethernet 0/1 (RJ-45) (RJ-45) Console port (RJ-45) Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...
  • Page 66 Ethernet 0/1 Console (RJ-45) port (RJ-45) Table A-3 Cisco 261x, Cisco 262x, Cisco 26xxXM, and Cisco 265x Series Routers—Rear-Panel LED Descriptions Description LINK When on, a link has been established with the hub or switch at the other end of the cable.
  • Page 67 100 Mbps On when the speed of the interface is 100 Mbps. Off when the speed of the interface is 10 Mbps. On when the Flash device is being accessed—either READ or WRITE. Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...
  • Page 68 Appendix A Troubleshooting the Router Reading the LEDs Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...

  • Page 69: Appendix

    A P P E N D I X Maintaining the Router This appendix contains selected maintenance procedures you might need to perform on a Cisco 2600 series router as your internetworking needs change. Cisco 2600 series routers include the following...

  • Page 70: Accessing The System Board

    Accessing the System Board You must open the chassis to access the system board. Removing the Chassis Cover on Cisco 261x, Cisco 262x, Cisco 265x, and Cisco 26xxXM This section describes the procedure for opening the chassis by removing the chassis cover.
  • Page 71 The system board layout in Figure B-5 shows the boot ROM in position U22. On the Note Cisco 261x, the boot ROM is in position U23. Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...

  • Page 72: Removing The Chassis Cover On Cisco 2691

    Rotate the cover up to a 45-degree angle. (See part 1, Figure B-3.) Slide the cover to the side until the tabs are free from the slots. (See part 2, Figure B-3.) Step 6 Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...

  • Page 73: Upgrading Dram

    This section describes how to upgrade dynamic random-access memory (DRAM) on the system card. You might need to upgrade DRAM for the following reasons: You have upgraded to a new Cisco IOS software feature set or release. • You are using very large routing tables or many protocols (for example, when the router is set up as •...

  • Page 74: Memory Capacities

    DRAM as a mixture of shared memory, which is used for data transmitted or received by network modules and WAN interface cards, and primary or main memory, which is reserved for the CPU. For further information about this command, refer to the Cisco IOS configuration guides and command references, located at: Cisco Product Documentation >...
  • Page 75 Appendix B Maintaining the Router Upgrading DRAM It is critical that the correct voltage DRAM modules be installed in the Cisco 2600 series routers. Caution Using the incorrect memory will cause the system to malfunction and may cause damage to the system board or memory card.
  • Page 76 To prevent damage, do not press on the center of the DIMMs. Handle each DIMM carefully. Step 6 Position the new DIMM so that the polarization notch is located at the left end of the DIMM socket as shown in Figure B-6. Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...
  • Page 77 See steps 3 and 4 of part B in Figure B-6. Do not use excessive force because the connector might break. Replace the router cover. Follow the instructions in the “Closing the Chassis” section on page B34. Step 8 Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...

  • Page 78: Cisco 2691

    (DIMMs) in the Cisco 2691 routers. The Cisco 2691 router contains two 168-pin DIMM sockets for SDRAM. Each socket can be filled with a single 64-bit-wide, 168-pin SDRAM DIMM. You can configure SDRAM as a mixture of main memory, which is reserved for the CPU, and shared memory, which is used for data transmitted or received by modules and WAN interface cards.

  • Page 79: Sdram Dimm Orientation

    Appendix B Maintaining the Router Upgrading DRAM Figure B-7 SDRAM DIMM Locations in the Cisco 2691 Router SDRAM DIMMs Slot 0 Slot 1 Table B-4 SDRAM Configurations for Cisco 2691 Routers DIMM 0 DIMM 1 Total 64 MB DIMM —...

  • Page 80: Removing Sdram Dimms

    Step 3 Remove the DIMM by pushing the locking spring clips on both sides outward, as shown in step 2 of Figure B-9. This ejects the DIMM from its socket. Cisco 2600 Series Routers Hardware Installation Guide B-12 OL-2171-02...

  • Page 81: Installing Sdram Dimms

    Maintaining the Router Upgrading DRAM Figure B-9 Removing and Installing SDRAM DIMMs on the Cisco 2691 Locking spring clips Hold the DIMM by the edges with your thumb and index finger and lift it out of the socket, as shown in...

  • Page 82: Replacing Flash Memory

    “Closing the Chassis” section on page B34. Step 7 Replacing Flash Memory Cisco 261x, Cisco 262x, Cisco 265x, and Cisco 26xxXM The system code (router operating system software) is stored in a Flash memory 80-pin single in-line memory module (SIMM). Tools Required You will need the following tools to remove and replace the system-code SIMM on the router: Medium-size flat-blade screwdriver (1/4-in.
  • Page 83 Cisco 2650 and Cisco 2651 routers support a maximum of 32 MB of Flash memory. The Cisco 2620 Note and Cisco 2621 can be upgraded to supp6rt a maximum of 32 MB of Flash memory when using both the Cisco 2600 boot ROM version 12.2(6r) (supplied with Cisco part number MEM2620-32FSBoot=) and either Cisco IOS Release 12.1(3)T or Cisco IOS Release 12.2T or later...

  • Page 84: System-Code Simm Replacement

    B-10.) Table B-6 Table B-7 show the part numbers for the SIMM modules. Figure B-10 Cisco 2600 Series 3.3 and 5V 80-Pin SIMM Module 16 - 24 6 2 - 0 2 Part number Table B-6 3.3V SIMM Module Part Numbers Memory Size 3.3V SIMMs...
  • Page 85 Step 10 Refer to the “Procedures for Recovering Boot and System Images” section on page C6 for instructions Step 11 on how to place the Cisco IOS image on the new SIMM. Cisco 2600 Series Routers Hardware Installation Guide B-17 OL-2171-02...

  • Page 86: Installing And Formatting Compact Flash Memory Cards In Cisco 2691 Routers

    Class B Flash file system (low end file system) or a Class C Flash file system (similar to DOS), and how to perform file and directory operations in each file system. In Cisco 2691 routers, the compact Flash memory card mounts on a connector on the system board. You can install a compact Flash memory card with 32-, 64-, or 128-MB of memory.

  • Page 87: Removing The Chassis Cover

    “Removing the Chassis Cover on Cisco 2691” section on page B4 for instructions on removing the Cisco 2691 chassis cover. This section describes how to remove the chassis cover to access the compact Flash memory card. Removing the Compact Flash Memory Card...

  • Page 88: Installing The Compact Flash Memory Card

    ROM monitor. Determining the File System on a Compact Flash Memory Card To determine the file system of a compact Flash memory card in a Cisco 2691, enter the show flash: command. If geometry and format information of the card is not displayed, the card is formatted with a Class B •...

  • Page 89: Formatting Compact Flash Memory As A Class C Flash File System

    Appendix B Maintaining the Router Installing and Formatting Compact Flash Memory Cards in Cisco 2691 Routers Class C Flash File System (Geometry and Format Information Displayed): Router# show flash: ******** ATA Flash Card Geometry/Format Info ******** ATA CARD GEOMETRY Number of Heads:...

  • Page 90: File And Directory Operations

    Appendix B Maintaining the Router Installing and Formatting Compact Flash Memory Cards in Cisco 2691 Routers Erasing device... eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee ...erased Erase of flash: complete Router# File and Directory Operations The following sections describe file and directory procedures for internal compact Flash memory cards.
  • Page 91 Delete Files from Compact Flash Memory To delete a file from a compact Flash memory card, use the delete flash: command. The following example shows output for deleting a Cisco IOS file from a compact Flash memory card: Router# delete flash:c2691-i-mz.122-7.6.T1 Delete filename [c2691-i-mz.122-7.6.T1]?

  • Page 92: Directory Operations

    Appendix B Maintaining the Router Installing and Formatting Compact Flash Memory Cards in Cisco 2691 Routers Destination filename [c2691-i-mz.tmp]? Router# dir flash: Directory of flash:/ -rw- 14221136 May 07 1993 03:18:24 c2691-i-mz.122-7.6.T1 3475 -rw- 9169616 Mar 01 1993 00:08:24 c2691-i-mz.tmp...
  • Page 93 Appendix B Maintaining the Router Installing and Formatting Compact Flash Memory Cards in Cisco 2691 Routers Create directory filename [config]? Created dir flash:/config Router# mkdir flash:/config/test-config Create directory filename [/config/test-config]? Created dir flash:/config/test-config Router# dir flash: Directory of flash:/ -rw- 14221136 May 07 1993 03:18:24 c2691-i-mz.122-7.6.T1...

  • Page 94: Operations For Use With Class B Flash File System

    Appendix B Maintaining the Router Installing and Formatting Compact Flash Memory Cards in Cisco 2691 Routers • Entering the home directory of a compact Flash memory card ( flash:/ Verifying that you are in the home directory • Displaying the contents of the home directory •...
  • Page 95 Note deleted files if the squeeze command has not been entered. The following example shows output for deleting a Cisco IOS file from compact Flash memory, and then releasing the memory space originally occupied by the file: Router# dir flash:...
  • Page 96 Appendix B Maintaining the Router Installing and Formatting Compact Flash Memory Cards in Cisco 2691 Routers Router# dir flash: Directory of flash:/ -rw- 9169616 <no date> c2691-i-mz.122-7.4.T1 128188416 bytes total (104797536 bytes free) Router# show flash: flash CompactFlash directory: File...

  • Page 97: Replacing The Boot Rom

    32 MB Flash memory support is limited to the Cisco 2620(XM), Cisco 2621(XM), Cisco 2650(XM) Note and Cisco 2651(XM). The Cisco 261x (2610, 2611, 2612 and 2613) cannot be upgraded to support 32 MB of Flash regardless of the boot ROM version.
  • Page 98 Appendix B Maintaining the Router Replacing the Boot ROM Figure B-13 System Card Layout for Cisco 261x, Cisco 262x, and Cisco 265x Routers Duart reset Reset Pin 1 Primary memory Boot (DRAM DIMMs) System-code SIMM (Flash memory) Advanced Interface Lattice...
  • Page 99 Appendix B Maintaining the Router Replacing the Boot ROM Figure B-14 System Card Layout for Cisco 26xxXM Routers Duart reset Reset Pin 1 Primary memory Boot (DRAM DIMMs) System-code SIMM (Flash memory) Advanced Interface Lattice Module PCI connector Ethernet Ethernet...
  • Page 100 Align notches on ROM and socket The notch on the ROM must match the notch on the socket on the card. Installing the ROM backward Caution will damage it. Cisco 2600 Series Routers Hardware Installation Guide B-32 OL-2171-02...

  • Page 101: Testing Rom Installation

    ROM Flash as the second image. You can configure the router to boot from either image. In order to upgrade the ROM on the Cisco 2691, you will need to have a ROM image file available to copy from a remote server or internal Flash memory.

  • Page 102: Closing The Chassis

    Done! Router must be reloaded for this to take affect. Router# Closing the Chassis This section describes the procedure for closing the chassis. Replacing the Chassis Cover on Cisco 261x, Cisco 262x, Cisco 265x, and Cisco 26xxXM To close the chassis: Position the two chassis sections, as shown in Figure B-2.

  • Page 103: Replacing The Chassis Cover On Cisco 2691

    Slide the cover slightly to the left to lock the cover into position (See part 1 in Figure B-17). Figure B-17 Replacing the Cisco 2691 Router Cover Lower the front of the cover onto the chassis (See part 2 in Figure B-17).

  • Page 104: Replacing The Power Supply

    Step 7 Replacing the Power Supply For complete information about replacing AC and DC power supplies for the Cisco 2600 series routers, refer to these documents: Cisco 2600 Series Power Supply Configuration Note or Installing AC Power Supplies in Cisco 2691 Routers, located at: Cisco Product Documentation >...

  • Page 105: Appendix

    • Entering ROM Monitor Mode To use the ROM monitor, you must have access to the console port. Refer to the Cisco 2600 Series Cabling and Setup quick start guide for information on connecting the console cable. To enter ROM monitor mode follow these steps: Restart the router with the reload command.

  • Page 106: Verifying Rom Monitor Mode

    From the Cisco IOS software, you can configure the router to automatically enter ROM monitor mode the next time the router boots by setting virtual configuration register bits 3, 2, 1, and 0 to zero. From...

  • Page 107: Rom Monitor Syntax Conventions

    Cisco 2600 series routers do not have a dedicated boothelper image ([rx]boot) as used by some other Cisco routers. With Cisco 2600 series routers, the first image in Flash memory is invoked as the default boothelper image anytime the ROM monitor does not recognize the device ID in the boot command.

  • Page 108: Debugging Commands

    TFTP from a remote server. • Debugging Commands Most debugging commands are functional only when Cisco IOS software has crashed or is ended. If you enter a debugging command and Cisco IOS crash information is not available, the following error message appears: “xxx: kernel context state is invalid, cannot proceed.”...

  • Page 109: Configuration Register Commands

    4 = 19200, 5 = 38400, 6 = 57600, 7 = 115200 [0]: change the boot characteristics? y/n [n]: enter to boot: 0 = ROM Monitor 1 = the boot helper image 2-15 = boot system [0]: Configuration Summary enabled are: diagnostic mode Cisco 2600 Series Routers Hardware Installation Guide OL-2171-02...

  • Page 110: Procedures For Recovering Boot And System Images

    Procedures for Recovering Boot and System Images If your Cisco 2600 series router experiences difficulties and no longer contains a valid Cisco IOS software image in Flash memory, you can recover the Cisco IOS image using one of the following ROM monitor commands: xmodem—Use this command if the computer attached to your console has a terminal emulator that...
  • Page 111 Options include the following: h—Displays the tftpdnld command help screen. • r—Loads the Cisco IOS software image only to DRAM and launches the image without writing the • image into Flash memory. The tftpdnld command requires that you specify certain variables when you issue the command. The...
  • Page 112 WARNING: all existing data in all partitions on flash will be lost! Do you wish to continue? y/n: [n]: Enter y to begin downloading the Cisco IOS software image. When the process is complete, the ROM monitor mode prompt appears on your screen.

  • Page 113: I N D E X

    I N D E X placement B-29 SIMM handling B-16, B-17 asynchronous serial baud rates Caution symbol, meaning of Attaching Grounding Lug on the Cisco 2691 (figure) 3-17 chassis attaching mounting brackets closing B-34 audience for this document grounding 3-15...
  • Page 114 Index Compact Flash Memory Card Location in a Cisco 2691 removal (figure) B-19 replacement caution B-34 Compact Flash memory cards, file and directory Crimping the Lug Around the Wire (figure) 3-16 procedures B-22 Compact Flash Memory Cards, format B-20 Compact Flash memory cards in Cisco 2691 routers...
  • Page 115 EIA/TIA-232 adapter cable EIA/TIA-449 adapter cable 2-10 EIA-530 adapter cable 2-11 identifying rubber feet EIA/TIA-232 Installing the ROM in the Cisco 2600 series system board B-32 auxiliary port connections 3-22 location of rubber feet on Cisco 2691 routers console port connections...
  • Page 116 Network module, installation installation warning nonvolatile random-access memory (NVRAM) installing SDRAM DIMMs B-13 Note symbol, meaning of viii Installing the ROM in the Cisco 2600 series system board NVRAM (figure) B-32 interfaces, router ISDN BRI cable specifications 2-13...
  • Page 117 Index overview of Cisco 2600 series routers Removing the Cover from a Cisco 2691 (figure) B-19 Removing the ROM from the Cisco 2600 series system board (figure) B-32 removing the router cover replacing permanent ground warning 3-15 cover B-34 power...
  • Page 118 SDRAM Configurations for Cisco 2691 Routers B-11 network voltage system specifications power disconnect 3-16 telecommunications lines warning power supply terminal, connecting 3-20 qualified personnel 2-2, 3-1 terminal block wiring warning 3-14 restricted access 3-12 tftpdnld command Cisco 2600 Series Routers Hardware Installation Guide IN-6 OL-2171-02...
  • Page 119 Index SELV circuit service personnel telecommunications lines terminal block wiring 3-14 TN power systems warnings, safety ix, 2-1 Warning symbol, meaning of wiring the DC power supply 3-13 xmodem command Cisco 2600 Series Routers Hardware Installation Guide IN-7 OL-2171-02...
  • Page 120 Index Cisco 2600 Series Routers Hardware Installation Guide IN-8 OL-2171-02...

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