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Chapter 4.
Troubleshooting
19
To test the adapter:
1. Switch off the computer. If the computer is still connected to the data network, unplug the data
cable from the network card’s port (for dual link cards remove both plugs). Follow the safety
instructions given in the SysKonnect Installation Guide.
2. For the simple test: Insert the protective plugs in the ports.
For the loopback test: insert the loopback connector(s) in the port(s).
For the port-to-port test: connect the two ports on the network card using a fiber-optic cable.
3. Boot up in DOS and wait until the operating system is loaded and the DOS prompt appears on
the monitor. If DOS cannot be started or the DOS prompt does not appear, check the
configuration.
4. Insert the installation CD-ROM (included with the network card) in the CD-ROM drive, switch to
this drive and go to the appropriate product directory.
5. Type SK98DIAG (and then press <Enter>):
6. Once the main menu of the diagnostics program appears, select either
• Diagnostics for the simple test (no loopback) or
• Loopb. Wrap Plug for the loopback test or
Figure 6. Setup for loopback
testing