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                WINDOWS NT DRIVER SETUP INFORMATION
                               for
                       Trident Cyber9397
                       Trident 3D Image975/985


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Windows NT Device Drivers ver 1.00.xx                      May 15, 1997
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Contents

1.0     Introduction
2.0     Supported Resolutions
3.0     Installation Notes for Windows NT Version 4.0

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1.0     Introduction

This Accelerate Driver runs on the following products:

     Trident 9397/975 PCI local bus adapter

The Graphics Device Drivers supplied here are for the Microsoft
Windows NT operating system version 4.0.

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2.0     Supported Resolutions.

                    256 colors    65000 colors    16.7 million
     Resolutions    8 bpp         16 bpp          32 bpp

     640 x  480     2/4MB         2/4MB           2/4MB
     800 x  600     2/4MB         2/4MB           2/4MB
    1024 x  768     2/4MB         2/4MB             4MB
    1280 x 1024     2/4MB           4MB              NA
    1600 x 1200     2/4MB           4MB              NA

2/4MB -  Supported on 2 or 4 Megabyte Trident  products
NA      -  Not Supported


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3.0     Installation Notes for Windows NT

This driver package containing:

  - SGIUL40.SYS         (Trident linear addressing video miniport driver)
  - SGIUL40.DLL         (Trident 256/64K/16M colors accelerated video display  driver)
  - TRIDENT.INF         (setup files used by Windows NT Setup program)
  - README              (This README file for Windows NT Version 4.0)
  - TDISPLUS.DLL        (Trident Utility program, for TV output)
  - NTIME.EXE           (Trident Utility, It is used for 9397)


Procedure:

1. Run the Windows NT display Setup program located in the Control Panel,
   Select Display Icon.  Double click it to bring up Display Property page.
   Select "Settings" Tab on the Display Property page.

2. Click "Display Type..." button from the Display Settings options.

3. Select "Change..." button from the Display Type options.

4. Select "Have Disk..." button from the Select Device options.

5. Windows NT will prompt you for the correct path where the driver is loaded.

6. Choose "Trident Video Accelerator 3D Image975/985/Cyber 9397" from the
   list of drivers.

7. Then follow the procedures provide by Windows NT to complete installation.

8. Restart Windows NT.  Windows NT will start up with default mode 
   using the Trident drivers.

9. Choose desired resulotion, color depth and refresh rate from the
   Display Setting applet, and restart Windows NT.