Diagnostic Tools Overview - Cisco WAE-674-K9 - Wide Area Application Engine 674 Hardware Installation Manual

Chapter 6 Troubleshooting the System Hardware

Diagnostic Tools Overview

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When you run the diagnostic programs, a single problem might cause several error
messages. When this situation occurs, you should correct the cause of the first
error message. After the cause of the first error message is corrected, the other
error messages might not occur the next time you run the test.
When troubleshooting, note the following points:
If multiple error codes are displayed, diagnose the first error code that is
•
displayed.
If the device stops with a POST error, go to the
•
on page 6-49.
• If the device stops and no error message is displayed, go to the
"Undetermined Problems" section on page
• For power supply problems, see the
on page 6-11.
For safety information, see
•
Application Engine."
For intermittent problems, check the error log.
•
This section contains the following topics:
Diagnostic Tools Overview, page 6-5
•
• POST Overview, page 6-6
Diagnostic Programs and Error Messages, page 6-7
•
The following tools are available to help you identify and resolve
hardware-related problems:
• POST beep codes and error messages
The power-on self-test (POST) generates beep codes and messages to indicate
successful test completion or the detection of a problem. See the next section,
"POST Overview," for more information.
Error log
•
The POST error log contains the three most recent error codes and messages
that the system has generated during POST. The system error log contains all
the error messages that were issued during POST.
Cisco Wide Area Application Engine 7341, 7371, and 674 Hardware Installation Guide
Using the System Diagnostic Programs
"POST Error Codes" section
6-21.
"Checking the Power Subsystem" section
Chapter 2, "Preparing to Install the Wide Area
6-5