Windows NT v4.0 and v3.51 share the same directory.
Use the driver in A:\NT35X directory.

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³ INSTALLATION GUIDE  ³
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 Windows NT4.0  Iinstallation Procedure
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1. Click start in NT4.0 
2. Select control panel from setting and double click network.
3. Click Adapters in Network window; click Add from Adapters menu;
   click "Have Disk" in Select Network Adapter window.
4. Insert the Compex RL2000A PNP driver disk and enter the path A:\NT35X
   then click OK.
5. The Select OEM Option will show as:
           Choose a software supported by this hardware manufacture's disk
           Compex RL2000A PNP Ethernet Adapter
   Click OK.
6. Click Close of Network window.
7. Do You want to restart your computer now? Click yes.

8. After restart your computer, the RL2000A PNP LAN adapter will be opeartional.
9. Remember to create proper workgroup and share directories.