Cisco Systems 1700 manual Reset the Router

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Chapter 3 Troubleshooting

Note To enable break, enter the config-register 0x01 EXEC command.

Reset the Router

Step 1 Do one of the following:

If break is enabled, go to Step 2.

If break is disabled, turn the router OFF, wait

5 seconds, and turn it ON again. Within 60 seconds, press the Break key. The terminal displays the ROM monitor prompt. Go to Step 3.

Note Some terminal keyboards have a key labeled Break. If your keyboard does not have a Break key, refer to the documentation that came with the terminal for instructions on how to send a break. To send a break in Windows HyperTerminal, enter Ctrl-Break.

Step 2 Send a break. The terminal displays the following prompt:

rommon 2>

Step 3 Enter confreg 0x142 as follows to reset the configuration register:

rommon 2> confreg 0x142

Step 4 Initialize the router by entering the reset command:

rommon 2> reset

The router resets, and the configuration register is set to 0x142. The router boots the system image in Flash memory, and displays the following:

--- System Configuration Dialog ---

Step 5 Enter no in response to the prompts until the following message is displayed:

 

Cisco 1700 Router Hardware Installation Guide

3-4

78-5405-03

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Contents Cisco 1700 Router Hardware Installation Guide Corporate HeadquartersPage Cisco 1700 Router Hardware Installation Guide Page N T E N T S Wall-Mounting Troubleshooting Vii Viii About This Guide Audience and ScopeOrganization Related PublicationsConventions Xii Xiii Cisco.com Obtaining DocumentationDocumentation DVD Cisco Product Security Overview Documentation FeedbackOrdering Documentation Reporting Security Problems in Cisco Products PsirtObtaining Technical Assistance Cisco Technical Support WebsiteSubmitting a Service Request Definitions of Service Request SeverityObtaining Additional Publications and Information Cisco 1700 Router Hardware Installation Guide 78-5405-03 Cisco 1700 Router Overview Cisco 1700 Router Key Features Key FeaturesFeature Description Connector/Slot Label/Color Description Rear-Panel ConnectorsRear-Panel Ports and LEDs Rear-Panel LEDs LED Label Color DescriptionFront-Panel LEDs PWRACT COLACT/CHØ ACT/CH1Router Memory Types of MemoryAmounts of Memory 1700# show versionRouter Box Contents Equipment When You Use ItUnpacking the Router Additional Required EquipmentHardware Installation Guide that comes with every card NT1Cisco 1700 Router Overview Installing the Cisco 1700 Router Before Installing the RouterConnecting the Router to Your Local Network Connecting the Router to the Local Network Installing WAN Interface Cards Safety InformationInstalling a WAN Interface Card Installing the Cards in Correct SequenceInstalling the Cards Inserting a WAN Interface Card in the Router Connecting Power to the Router Connecting the Power Supply Verifying Your Installation Optional Installation Steps Connecting a PCConnecting a Modem Connecting the Console Cable to the RouterConnecting a Modem to the Router Wall-Mounting Wall-Mount Brackets-Bottom of RouterInstalling the Cisco 1700 Router Installing the Cisco 1700 Router Troubleshooting Contacting Cisco or Your ResellerRecovering a Lost Password Change the Configuration RegisterConfiguration register is Reset the Router Reset the Password Problem Solving Reset the Configuration Register ValueOK LED Diagnostics Troubleshooting WAN Interface Cards and CablesOK LED Blinking Patterns Number of Blinks MeaningTroubleshooting WAN Interface Cards Symptom Possible CausesSymptom Possible Causes Troubleshooting the Power SystemTroubleshooting the Power System Troubleshooting Isdn Isdn S/T Isdn UTroubleshooting Isdn Use show isdn statusTable A-1 Router Specifications Description SpecificationAppendix a Technical Specifications Cabling Specifications Ethernet Cables RJ-45 Pin Signal DirectionTX+ RX+ Specification 10BaseT 100BaseTX Ethernet Network Cabling GuidelinesConsole Cable and Adapters Table B-2 Ethernet Cabling GuidelinesSignal RJ-45 Pin DB-9 Pin DB-25 Pin Table B-3 Console Cable and Adapter PinoutsConsole Terminal Port Console Cable AdapterInstalling and Upgrading Router Memory Opening the Chassis Figure C-1 Removing the Chassis Screws Locating Memory Figure C-2 Cisco 1700 Motherboard-Memory LocationsInstalling a Mini-Flash Module Figure C-3 Mini-Flash ModuleFigure C-4 Installing a Mini-Flash Module Removing a Mini-Flash ModuleInstalling a Dimm Figure C-5 Removing a Mini-Flash ModuleFigure C-6 Installing a Dimm Closing the ChassisFigure C-7 Closing the Chassis Appendix C Installing and Upgrading Router Memory Ordering and Configuring an Isdn Line Isdn BRI Line Configuration RequirementsTable D-1 Isdn BRI Switch Types Isdn BRI Switch TypesSwitch Type Keywords Isdn BRI Provisioning by Switch Type Table D-2 Isdn Provisioning by Switch TypeSwitch Type Provisioning Mterm =Defining Isdn Service Profile Identifiers Isdn Configuration Options Snapshot RoutingBandwidth on Demand and Dial Backup Dial-on-Demand RoutingNumerics IN-2 IN-3 IN-4 IN-5 IN-6
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