Cisco Systems AS5350 Troubleshooting

CHAPTER

4-1

Cisco AS5350 Universal Gateway Chassis Installation Guide

78-10754-03 0A

4

Troubleshooting

This chapter describes troubleshooting techniques for the CiscoAS5350. The chapter contains the

following sect io ns :

•LEDs, page 4-1

•Monitoring Envir o nm ent, page 4-3

•Troubleshooting Network Interfaces, page 4-6

•Replacing the Fa n Tray, page 4-6

•Getting Help, pa ge 4-12

LEDs

The LEDs indicate the curren t operating condition of th e Cisco AS5350. You can observe the LEDs, note

any fault condition that the product is encountering, and then contact your system administrator or a

customer service repr esen ta tive (see the “Obtaining Technical Assi stance” section on pagexiv), if

necessary. Refer to Figure 4-1 for a diagram illustrating the rear panel LEDs and Table4-1 for a

description of the LEDs.

For information about LEDs and troubleshooting on Cisco AS5350 dial feature cards, see the

Cisco AS5350 Universal Gateway Card Installation Guide. This document is available on the World

Wide Web and the document ation CD-R OM th at come s with y our uni ve rsal g ate way . (See th e “Obtaining

Documentation” section on page xiii.)

Contents

Main Page Page Page Page Page Preface Document Organization Document Conventions ix Warning Definition x xi Related Documentation New Hardware Features Obtaining Documentation Cisco.com Documentation CD-ROM Ordering Documentation Obtaining Technical Assistance Cisco.com Technical Assistance Cen t er Cisco TAC Website Cisco TAC Escalation Center Obtaining Additional Publications and Information Overview Chassis Components Dial Feature Cards (DFCs) Power Supply Chassis Specifications Page Preparing to Install the Cisco AS5350 Chassis Safety Recommendations Maintaining Safety with Electricity Preventing Electrostatic Discharge Damage Required Tools and Equipment Preparing to Connect to a Network Ethernet Connections Console and Auxiliary Ports Console Port Auxiliary Port 2T Serial Ports Alarm Port BITS Port Power Supply Considerations Installing the Cisco AS5350 Setting Up the Chassis Setting the Chassis on a Desktop Attaching the Rubber Feet Rack-Mounting the Chassis Required Tools and Equipment Attaching the Brackets Installing in a Rack Connecting the Cha ssis Ground Connecting to the Network Connecting to an Ethernet N et wo r k Connecting to a WAN Page Page 3-10 Figure 3-10 Connecting a 2-Port or 4-Port DFC to an RJ-45 Jack E1 cable RJ-45 jack E1 cable Figure 3-11 Connecting an 8-Port DFC to an RJ-45 Jack Connecting to the Console and Auxiliary Ports Connecting to the Console P ort Connecting a Modem to the Auxiliary Port 3-13 Connecting a Signal Generator to the BITS Port Connecting an Alarm to the Alarm Port Supplying Power 3-16 3-17 Page Where to Go Next Page Troubleshooting LEDs Page Monitoring Environment 4-4 Displaying Environment Sta t us The display below appears on your console when the system reaches a warning state: 4-5 The display below appear s o n your console when th e sy s te m r ea ches a critical state: The display below appear s o n yo u r co nso le when the system reach es a s hutd ow n stat e: Troubleshooting Network Inter faces Replacing the Fan Tray Removing the Fan Tray Page Page Page Installing the Fan Tray Page Getting Help A Replacing Memory Components Removing the Chassis Cover Required Tools Safety Recommendations Chassis Cover Removal Page Replacing the Boot ROM Boot ROM Replacement -5 Step 6 Locate the boot ROM on the system board. (See Figure A-3.) Figure A-3 System Board Layout Page Replacing SDRAM DIMMs Required Tools and Equipment SDRAM DIMM Replacement Page Replacing Flash Memory SIMMs Required Tools and Equipment Flash Memory SIMM Replacement Page Replacing the Chassis Cover Chassis Cover Replacement Page Page B Replacing the Power Supply Overview Safety Recommendations Required Tools and Equipment Removing the Chassis Cover Page Page Removing the Old Power Supply Page Page Page Installing the Power Supply Page Replacing the Chassis Cover Page Page Page Page C Cabling Specifications Console and Auxiliary Port Cables and Pinouts Identifying a Rollover Cable Console Port Cables and Pin out s Page Auxiliary Port Cables and Pinouts Ethernet Port Pinouts BITS Port Pinouts Alarm Port Pinouts Bantam Jack Port Pinouts Page INDEX Numerics A B C D E F G H I J L O P R S T W