Appendix C Diagnostics And Troubleshooting; In This Appendix; Introduction - Dell PowerConnect B-DCX-4S Backbone Hardware Reference Manual

Diagnostics and Troubleshooting

In this appendix

Introduction

For information about troubleshooting the entire fabric, refer to the Fabric OS Troubleshooting and
Diagnostics Guide.
The PowerConnect B-DCX-4S includes a number of diagnostic aids to assist with troubleshooting,
including LEDs on the hardware, commands that display current status, diagnostic tests for
hardware and software, and error messages. In addition, a number of managing and monitoring
features are available, such as Fabric Manager, Web Tools, Fabric Watch, and Advanced
Performance Monitoring.
If the PowerConnect B-DCX-4S does not operate as expected, the following steps can be taken to
diagnose the problem:
•
•
•
If the problem is still unresolved after these steps, contact your support provider. The information
required by your support provider is listed under
PowerConnect B-DCX-4S Backbone Hardware Reference Manual
53-1001808-01
•
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
•
Obtaining chassis and component status . . . . . . . . . . . . . . . . . . . . . . . . . . 106
•
Interpreting POST and boot results . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
•
Diagnostics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
•
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Check the LEDs and see the LED tables
interpretation and recommended actions.
Review the results of the last POST run by the PowerConnect B-DCX-4S
boot results").
Review the error logs. (Refer to the Fabric OS Troubleshooting and Diagnostics Guide for more
information).
•
Review RASlog entries.
•
Type the sensorShow command to determine the status of the hardware components.
•
Run diagnostic tests ("Diagnostics").
•
Reboot the PowerConnect B-DCX-4S or power the entire chassis off and then on
("Powering off the PowerConnect B-DCX-4S"
B-DCX-4S").
(Chapter 4, "Monitor System
and "Powering on the PowerConnect
"Getting technical help".
Appendix
C
Components") for
("Interpreting POST and
105