Follow the Instructions that is mentioned below to install the driver:

1. Unzip the ZIP file into a temporary folder.
2. Run "Setup.exe" from the temporary folder and follow on screen instructions 
   to install the driver. Reboot the machine.
3. Now you will see the "New Hardware Found Wizard" dialog box.
4. Click Next and choose the second option "Display a list of known drivers....".
5. Click the option "Have Disk" button and specify the path to temporary folder 
   where you have the driver setup files unzipped into.
6. Select "OnSpec" under manufacturer and complete the installation by following 
   onscreen instructions.
7. reboot the system.
 
Please note :

1. This driver disk is for windows 2000 and external parallel port ide drive only.
2. Support HDD, CD-ROM, CD-R/RW, DVD-ROM, DVD-RW.
3. The device has to be connected before boot up for it to get recognized by 
   windows 2000.
4. The driver is based on NT drivers and you will not have the option of 
   dynamically attach or detach device.
