Cisco Systems 1760 manual Figure C-4 Installing a Dimm

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Appendix C Installing and Upgrading Memory and Packet Voice Data Modules

Installing a DIMM

•32 MB

•64 MB

Use the show version command to see the router memory size. This command is described in the “Amounts of Memory” section of the “Cisco 1760 Router Overview” chapter.

Follow these steps to install a DIMM on the router motherboard:

Warning During this procedure, wear grounding wrist straps to avoid ESD damage to the router. Do not directly touch the backplane with your hand or any metal tool, or you could shock yourself.

Step 1 Locate the DIMM slot on the motherboard. See Figure C-3 on page C-4.

Step 2 Remove any existing DIMM by pulling the DIMM slot guides (shown in Figure C-4) away from the DIMM and down toward the motherboard.

Figure C-4 Installing a DIMM

DIMM

2

DIMM slot

1 2

DIMM slot guides

42289

Step 3 Insert the DIMM into the DIMM slot, making sure that the notches on the edge of the DIMM are inserted over the bars inside the DIMM slot.

Caution Handle DIMMs by the card edges only. DIMMs are ESD-sensitive components and can be damaged by mishandling.

 

 

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Contents Cisco 1760 Modular Access Router Hardware Installation Guide Page Cisco 1760 Modular Access Router Hardware Installation Guide Page Vii N T E N T SViii Router MemoryDetermining the Configuration Register Value Cards E Organization Audience and ScopeXii Related DocumentationXiii ConventionsSäilytä Nämä Ohjeet Waarschuwing Belangrijke VeiligheidsinstructiesBewaar Deze Instructies Varoitus Tärkeitä TurvallisuusohjeitaAvvertenza Importanti Istruzioni Sulla Sicurezza Conservez CES InformationsWarnung Wichtige Sicherheitshinweise Bewahren SIE Diese Hinweise GUT AUFGuarde Estas Instrucciones TA Vare PÅ Disse InstruksjoneneAviso Instruções Importantes DE Segurança Guarde Estas InstruçõesVarning! Viktiga Säkerhetsanvisningar Spara Dessa AnvisningarXvii Xviii Xix GEM Disse AnvisningerPage Xxi Xxii CommandsObtaining Documentation Convention DescriptionXxiii Cisco.comDocumentation DVD Ordering DocumentationDocumentation Feedback Cisco Product Security OverviewXxiv Xxv Reporting Security Problems in Cisco ProductsObtaining Technical Assistance PsirtSubmitting a Service Request Cisco Technical Support WebsiteXxvi Xxvii Definitions of Service Request SeverityXxviii Obtaining Additional Publications and InformationXxix Xxx Cisco 1760 Router Overview Feature Description Key FeaturesMOD OK LED Ports and LEDsConsole Connector/Slot Label/Color DescriptionPorts EthernetSystem LEDs Ethernet LEDsLED Label Color Description WIC/VIC LEDs LEDColor Cards Supported LED Meaning VIC-2FXO VIC-2FXS VIC-2BRI-NT/TE VIC-2DID Slot 1 OK VIC-2FXS VIC-2BRI-NT/TE VIC-2DID VIC-2FXO VIC-2FXS VIC-2BRI-NT/TE VIC-2DID Slot 2 OKRouter Memory Types of MemorySlot 3 OK Router show version Amounts of MemoryCisco 1760 Router Overview Unpacking the Router Unpacking the RouterAdditional Required Equipment Equipment When You Use ItNT1 Types, refer to the Cisco WAN Interface Cards HardwareCisco 1760 Modular Access Router Hardware Installation Guide Before Installing the Router InstallationMounting the Router in a Rack Bracket Mounting Points Attaching Brackets to the RouterAttaching Brackets for 19- and 24-Inch Racks Attaching the Optional Cable Guide Attaching Brackets to the RackInstallation Connecting the Router to Your Local Network Connecting the Router to Your Local NetworkConnecting the Router to the Local Network Safety Information Installing WICs and VICsRemoving a WIC or VIC Slot Cover Inserting a WIC or VIC in the Router Connecting Power to the Router Connecting Power Verifying the InstallationConnecting a PC Optional Installation StepsConnecting the Console Cable to the Router Connecting a Modem10 Connecting a Modem to the Router Installation Optional Installation Steps Contacting Your Cisco Reseller TroubleshootingDetermining the Configuration Register Value Recovering a Lost PasswordRouter show version Resetting the Router Press Return. The following prompt appears Resetting the Configuration Register Value Resetting the PasswordOK LED Diagnostics Problem-SolvingNumber of Blinks Meaning Troubleshooting WICs and VICsTroubleshooting BRI Voice. The Cisco WAN Interface Cards Hardware Installation Symptom Possible SolutionsInformation for Cisco 1700 Routers document that came Troubleshooting the Power SystemTroubleshooting Isdn Isdn U Symptom Check the Following Possible SolutionsWIC Isdn S/TFan Behavior Use the isdn switch-type commandTroubleshooting Problem-Solving Description Specification Technical SpecificationsOperating Specifications Ethernet Cables Cabling Specifications10BASE-T 100BASE-TX RJ-45 Pin Signal DirectionEthernet Network Cabling Guidelines TX+ RX+Console Cable and Adapter VIC Cables and PinoutsDTE Tip Pin SignalCables and Pinouts for 2-Port Isdn BRI Card Pin Signal DescriptionNT Interface TE Interface crossover Isdn BRI NT/TEStraight-through cable Cable Safety Information Safety Information Pull the top cover off in this direction Opening the ChassisLocating Modules Installing a DimmFigure C-4 Installing a Dimm Installing a Simm View from side Card Installing a PvdmYou could shock yourself NumberPvdm DSPs Supported VIC CombinationsElectrical connections are made Closing the Chassis VPN Module Parts Before You BeginSafety Warnings Preventing Electrostatic Discharge Damage Opening the Cisco 1760 Chassis Installing the VPN Module in a Cisco 1760 RouterFigure D-1 Removing the Cisco 1760 Chassis Screws Screw Standoff Large connector Installing the VPN ModuleFigure D-4 VPN Module Location Figure D-6 Securing the Standoff to the Router Motherboard Closing the Cisco 1760 Chassis 78-13342-03 Multiflex Trunk Interface Cards Echo Echo Canceler Expansion ModulesAppendix E Appendix E IN-1 D EDimm DSP C-7IN-2 IN-3 IOSIN-4 SimmIN-5 PvdmIN-6 See WICs
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1760 specifications

The Cisco Systems 1760 series routers are part of Cisco’s popular line of integrated services routers, designed primarily for small to medium-sized businesses and branch offices. The 1760 series was introduced to provide robust connectivity and routing solutions that facilitate secure and reliable networking. Aimed at offering flexibility, these routers integrate multiple functionalities to enhance operational performance.

One of the main features of the Cisco 1760 router is its modularity. It supports various interface and service modules that allow for customization based on specific networking needs. This modular design enables businesses to expand their networking capabilities over time without necessitating a complete hardware overhaul. The router typically comes equipped with two WAN slots and numerous interface options, including Fast Ethernet and serial interfaces.

The 1760 series routers also support advanced security features, providing businesses with a secure environment for their data transmissions. Built-in firewall capabilities, along with support for Virtual Private Network (VPN) protocols, ensure that sensitive information remains protected. Furthermore, the integration of IPsec and MPLS security features assists organizations in maintaining secure and scalable connections across diverse networks.

Another characteristic of the Cisco 1760 is its support for various technologies, including Quality of Service (QoS). QoS functionality allows network administrators to prioritize traffic, ensuring that critical applications receive the bandwidth they require while minimizing latency. This ability is particularly valuable in environments where voice, video, and essential data applications compete for resources.

The router’s ease of management is also noteworthy. With Cisco’s IOS (Internetwork Operating System), the 1760 provides a user-friendly interface allowing for straightforward configuration and monitoring. The simplicity in managing the network devices helps reduce the burden on IT personnel and enhances overall operational efficiency.

Further enhancing the router’s capabilities is its support for voice over IP (VoIP) applications, making it an ideal choice for organizations looking to implement modern telephony solutions. The ability to support multiple voice channels while maintaining adequate data throughput positions the 1760 as an attractive option for businesses transitioning to unified communications.

In summary, the Cisco Systems 1760 series routers exhibit a harmonious blend of modularity, robust security, traffic management, and VoIP support. They effectively meet the demands of modern networking environments, making them a reliable choice for organizations aiming to streamline operations while ensuring secure connectivity. With their adaptable design, these routers can serve as a powerful backbone for enterprise networking needs.
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