Troubleshooting | HP 5000 Router guide

5T ROUBLESHOOTING

The Power LED is Off. 43

Nothing is Displayed on the Terminal after Power-On 43 Illegible Characters Display on the Terminal after Power-On 44 Repeated Reboot 44

Troubleshooting SICs and MIMs 44

AC ABLE S PECIFICATIONS

Console Cable		47
AUX Cable	48
Ethernet Cable		48
Serial Interface Cable			49
Dumb Terminal Adapter			54
E1 Cable	54
T1 Cable	55
ISDN cables	55

AO BTAINING S UPPORT FOR YOUR P RODUCT

Register Your Product	57
Purchase Value-Added Services		57
Troubleshoot Online	57
Access Software Downloads		57

Telephone Technical Support and Repair 58

Contact Us 58

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HP 5000 Router manual Troubleshooting

Contents

Router 5000 Family Installation Guide 3Com Corporation Campus DriveMarlborough, MA 01752-3064 Contents Troubleshooting About this Guide ConventionsProtocols that are used to interconnect WANs List conventions that are used throughout this guide Related Documentation Introducing the Router Family Router 5000 Family Console Port Specifications Router 5000 FamilyHardware Fixed ports Ground Lists the attributes of the Router 5000 Family AUX portLEDs Table below describes the LEDs on the Router Describes the LEDs on the Router 5232, 5642, 5682 routers Router 5232, 5642, 5682 LEDs System Specifications for the Router Front View of the Router Synchronous/Asynchronous Serial Port Specifications Description Attribute Synchronous Asynchronous Router 5232 specifications Router 5642 specifications Router 5682 specifications System Specifications for the Router Introducing the Router 5000 Family Installing the Router Temperature and Humidity Specification for Dust ContentDust Gases Electromagnetic Discharge Lightning Damage Mounting the Router A Rack Installing the Router Connecting the PowerConnecting the Router On the Workbench Installing SICs and MIMs To the Ethernet That uses category-5 twisted pair cableFixed Ethernet cables are supplied with the router Use shielded cables to ensure electromagnetic compatibility Connecting the AUX Port to the Analog Modem Port to a CSU/DSU Verifying Installing the Router Booting and Configuring Router Connecting the Router to a Remote Console TerminalConnector to the serial port of a PC, as shown below To a Local Console Setting Parameters Console TerminalTo set terminal parameters Shown below Set the following parameters Bits per second 9600 Data bits Parity None Stop bits HyperTerminal Window Powering on Router Connect Dialog Box Startup Process ConfigurationFundamentals Router Configuration Fundamentals of the Router Naming and Arranging Interfaces Ethernet Serial synchronous/asynchronous Asynchronous E1/T1 Maintaining the Router Boot Menu Boot MenuIntroduction Through XModem Options of Boot ROM operation menu includeUpgrading application program Send File dialog box Upgrading the entire Boot ROM program Restoring the Extended Segment of Boot ROM ProgramRestore the extended segment of Boot ROM program from Flash Upgrading the extended Introduction Press Enter to reboot the system Router restarts after successful upgrading Build up FTP local upload/download environment Build up FTP remote upload/download environment Specify FTP directory Add right levelStart FTP server Ftpquit Cover Power LED is Off TroubleshootingNothing is Displayed on the Terminal after Power-On Power-On Repeated RebootIllegible Characters Display on After Startup, All LEDs Remain On RUN LED Remains OnRUN LED Blinks Rapidly During Sartup RUN LED Blinks Slowly After Startup Troubleshooting Cable Specifications Signal Direction DB-25 DB-9Console Cable Console Cable Pinouts AUX Cable Ethernet Cable Signal Category Signal Direction Signal Twisted Pair Signal DirectionStraight-through Network Cable Pinouts Crossover Network Cable Pinouts Serial Interface Cable Synchronous and Asynchronous Mode DTE and DCE ModeTypical DTE and DCE EIA/TIA-232 Maximum Transmission Baud rate bps Distance m DB-50 Signal Signal Direction DB-25 PinoutsDescribes the V.24 DTE cable pinouts 24 DTE Cable Pinouts DCE Cable illustrates the V.24 DCE cable assembly Assembly and PinoutsDescribes the V.24 DCE cable pinouts 24 DCE Cable Pinouts Describes the V.35 DTE cable pinouts DB-50 Signal Signal Direction35 DTE Cable Pinouts DCE Cable illustrates the V.35 DCE cable assembly Describes V.35 DCE cable pinouts 35 DCE cable Pinouts Dumb Terminal Adapter E1 CableT1 Cable Describes T1 cable pinouts Isdn cables Pin 4 and pin 5 are the receiving end Product Warranty, you can obtain an RMA number online at Password Contact UsNumber, URL or e-mail address from the list below Support telephone numbers posted on the 3Com web site at Latin America Telephone Technical Support and Repair US and Canada Telephone Technical Support and Repair Appendix a Obtaining Support for Your Product