Running the NIC Diagnostics Tests | 57 |
If a LNK LED indicates a problem, check the following:
1Ensure that your network hub or switch and the cable connecting to your NIC comply with the specifications appropriate for your network connection.
2Ensure that the hub or switch is powered on.
Running the NIC Diagnostics Tests
The 3Com NIC Diagnostics program for Windows contains tests that can check the status of the following items:
■Network
■NIC
■Remote
To run NIC diagnostic tests on a PC running DOS, Windows NT 3.51, Windows 3.x, or Windows for Workgroups, use the 3Com Configuration and Diagnostics program for DOS. See the DOSDIAG.TXT file located in the HELP directory on EtherDisk diskette 3 for instructions.
To run the NIC Test, Network Test, or Remote
1Make sure that the NIC is installed and is connected to the network and that the driver is installed.
2Start the 3Com NIC Diagnostics program. a Open the Windows Start menu.
b Select Programs, and then 3Com NIC Utilities. c Click 3Com NIC Doctor.
The 3Com NIC Diagnostics General screen appears.
Click Help to obtain general information about the function of a screen. To obtain specific information about any topic on a screen, click the question mark (?) in the upper right corner of the screen, move it over a topic, and click once.
3Click the Diagnostics tab.
The Diagnostics screen (Figure 11) appears.