Chapter 6 Troubleshooting the System Hardware

Error Symptoms

Table 6-4

Intermittent Problems

 

 

 

Symptom

 

Cause and Action

 

 

 

A problem occurs only

1.

Verify the following items:

occasionally and is difficult to

 

a. All cables and cords are connected securely to the rear of the

detect.

 

 

 

 

appliance and attached hardware options.

 

 

 

 

 

 

b. When the appliance is powered on, air is flowing from the

 

 

 

rear of the appliance at the fan grille. If there is no airflow, the

 

 

 

fans are not working. This causes the appliance to overheat

 

 

 

and shut down.

 

 

2.

Check the system error log.

 

 

3.

See the “Undetermined Problems” section on page 6-4.

 

 

 

 

Table 6-5

Memory Problems

 

 

 

 

Symptom

 

Cause and Action

 

 

 

The amount of system

1.

Verify the system fault LED is not lit on the front panel.

memory displayed is less than

2.

Verify the correct number of DIMMS are present (including serial

the amount of physical

 

numbers) using the show hardware command.

memory installed.

 

3.

Check for memory alarms using the show alarms command.

 

 

 

 

 

Table 6-6

Hardware Option Problems

 

 

 

Symptom

 

Cause and Action

 

 

 

A hardware option that was

1.

Verify the following items:

just installed does not work.

 

a. The hardware option is designed for the appliance.

 

 

 

 

 

 

b. You followed the installation instructions that came with the

 

 

 

hardware option.

 

 

 

c. The hardware option is installed correctly.

 

 

 

d. You have not loosened any other installed hardware options

 

 

 

or cables.

 

 

2.

Check the hardware option that you just installed.

 

 

A hardware option that used to

1. Verify that all of the hardware options and cable connections are

work does not work now.

 

secure.

 

 

2.

Check for a failing hardware option and replace it if necessary.

 

 

 

 

Cisco Wide Area Virtualization Engine 594 and 694 Hardware Installation Guide

 

OL-24619-02

6-7

 

 

 

Page 69
Image 69
Cisco Systems 694, WAVE594K9 manual See the Undetermined Problems section on

694, WAVE594K9 specifications

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