Network Card User Manual

CHAPTER
Hardware Troubleshooting 5-1
5
Hardware Troubleshooting
Your Cisco AS5800 was thoroughly tested before leaving the factory. If you encounter problems
initializing system startup, use the information in this chapter to help isolate the cause.
This chapter contains the following sections:
Problem Solving with Subsystems
Identifying Startup Problems
Troubleshooting the Power Subsystems
Troubleshooting the Cooling Subsystems
Troubleshooting the Processor Subsystems
Troubleshooting Network Interfaces
The procedures in this chapter assume that you are troubleshooting the initial hardware configuration
and system startup. If you have removed or replaced components or changed any default settings,
the recommendations in this chapter might not apply. Review the safety warnings listed in the
publication Cisco AS5800 Universal Access Server Regulatory Compliance and Safety Information
before using the troubleshooting procedures in this chapter.
If you are unable to resolve the problem, contact a customer service representative for assistance and
further instructions. Provide the representative with the following information:
Date you received the system
Chassis serial number
Type of software and release number
Brief description of the problem
Brief explanation of the steps you have taken to isolate and resolve the problem
Maintenance agreement or warranty information