Included on the diskette labeled "DFE-540TX PCI Ethernet Adapter Driver Program" is a diagnostic program that will help you determine is any faults exist in your DFE-540TX Network Adapters or connections.

A.   Restart your computer in MS-DOS mode. (Click "Start", then "Shut Down...", and finally select "Restart the computer in MS-DOS mode?")

B.   Insert the diskette labeled "DFE-540TX PCI Ethernet Adapter Driver Program" into your floppy disk drive (A:).

C.   Type A:\DIAG.EXE at the MS-DOS prompt and press "ENTER" to start the "D-Link PCI Fast Ethernet Adapter Diagnostic Program".

D.   Read and follow the instructions on the screen. (Press the F1 key anytime for additional help.)

E.   "Adapter Basic Diagnostic" will determine if any problems exist with a DFE-540TX.

F.   "Network Diagnostic" will determine if any problems exist with your network or connections. To use "Network Diagnostic" please run the diagnostic program on both computers in MS-DOS mode. One computer must be designated the "Master" and the other designated the "Slave".

G.   If you encounter any problems, please contact D-Link technical support.