Cisco Systems AS5350 Troubleshooting

CHAPTER

4-1

Cisco AS5350 Universal Gateway Chassis Installation Guide

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4

Troubleshooting

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

following sections:

•LEDs, page 4-1

•Monitoring Environmen t, page 4-3

•Troubleshooting Network Interfaces, page 4-6

•Replacing the Fan Tray, page 4 -6

•Getting Help, page 4- 1 2

LEDs

The LEDs indicate the current operat ing condition of the 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 representative (s ee th e “O bt ain i ng Technical A ss i stan ce ” section on page xiv), if

necessary. Refer to Figure4-1 for a diagram illustrating the rear panel LEDs and Table4-1 for a

description of the LEDs.

For information about LEDs and troubleshooting on CiscoAS5350 dial feature cards, see the

CiscoAS5350 Universal Gateway Card Installation Guide. This document is available on the World

Wide Web and the do cumenta tion CD-R O M that c omes wit h your uni versa l gate wa y . (Se e the “Obtaining

Documentation” section on pagexiii.)

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 Center Cisco TAC Website Cisco TAC Escalation Ce nter Obtaining Additional Publications and Inf o r mation 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 Discharg e 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 Fee t Rack-Mounting the Chassis Required Tools and Equipm ent Attaching the Brackets Installing in a Rack Connecting the Chassis Gr ound Connecting to the Network Connecting to an Ethernet Network Connecting to a WAN Page Page 3-10 Figure3-10 Connecting a 2-Port or 4-Port DFC to an RJ-45 Jack E1 cable RJ-45 jack E1 cable Figure3-11 Connecting an 8-Port DFC to an RJ-45 Jack Connecting to the Console and Auxiliary Por ts Connecting to the Console Port 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 Status The display below appears on your console when the system reaches a warning state: 4-5 The display below appears on your co nso le w he n th e s y ste m r ea ch es a shutdown state: Troubleshooting Network Interfaces 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.) FigureA-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 Pinouts 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