Cisco Systems Cisco uBR10012 manual Troubleshooting the Installation

C H A P T E R 4

Troubleshooting the Installation

This chapter provides basic troubleshooting information to solve the most common installation problems with the Cisco uBR10012 universal broadband router. Your Cisco uBR10012 router went through extensive testing before leaving the factory. However, if you encounter problems starting the router, use the information in this chapter to help isolate the cause of the problems.

This chapter contains the following sections:

•Troubleshooting Methods, page 4-2

•Troubleshooting Installation Problems, page 4-2

•Troubleshooting Ethernet Connections, page 4-4

•Troubleshooting the Console Port Serial Connection, page 4-5

•Identifying Startup Problems, page 4-6

•Troubleshooting the Power Subsystem, page 4-7

•Troubleshooting the Processor Subsystem, page 4-10

•Troubleshooting the Cooling Subsystem, page 4-11

•Troubleshooting the Line Cards, page 4-12

•Troubleshooting the HHGE Installation, page 4-13

Note The procedures in this chapter assume that you are troubleshooting the initial system startup, and that your router is in the original factory configuration. If you have removed or replaced components or changed any default settings, the recommendations in this chapter might not apply.

Make sure to review the safety warnings listed in this manual, especially in Chapter 2, “Preparing for Installation,” before using the troubleshooting procedures in this chapter.

Cisco uBR10012 Universal Broadband Router Hardware Installation Guide

OL-18259-01 4-1