3Com 3C905C-TX-M, 3C905C-TX manual Troubleshooting Diagnostics, Troubleshooting the Installation

TROUBLESHOOTING AND

6 DIAGNOSTICS

This chapter explains how to solve problems that may occur when you install and use the 3C905C NIC. It also explains how to run NIC diagnostic tests, view network statistics, interpret the LEDs, and remove the NIC software.

To access a database of technical information that can help you diagnose and solve NIC installation, configuration, and upgrade problems, go to:

http://knowledgebase.3com.com

Troubleshooting the Installation

If you experience problems installing the NIC, or if

the installation failed as described in “Verifying Successful Installation” in Chapter 3, use the troubleshooting tips in Table 8 to help resolve the problem.

CAUTION: Before inserting or removing the NIC from

the PC, turn the PC power off and unplug the power cord.

Table 8 Installation Troubleshooting Tips

Tip	Description
Check the NIC	■ Make sure that you have run the preinstallation program, as
installation	described in Chapter 2. This program must be run before
	installing the NIC in the PC.
	■ Make sure that the NIC is installed correctly in a PCI slot.
	Check for specific hardware problems, such as broken traces
	or loose or broken solder connections.
Check the	■ Inspect all cables and connections. Make sure that the
network	cable complies with its proper length and specifications,
connection	as described in Chapter 2 or Appendix A.
Check your	■ Make sure that you are running the latest BIOS for your
PC BIOS	PC. If your BIOS has not been upgraded in the previous
	12 months, contact your PC manufacturer to obtain the
	current version of your BIOS software.

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