
ORCHID TECHNOLOGY

FAHRENHEIT VA

Category                    Video
Video Types Supported       XVGA
Video Processor             S3 86C911
Highest Resolution          1280 X 1024
Supported
Data Bus Type               16-bit ISA
Memory Type                 DRAM
Maximum Onboard Memory      1024KB

[Image]

                                CONNECTIONS

         Purpose           Location           Purpose          Location

  15-pin analog video         CN1        Speaker jack             CN3
  port

  Microphone jack             CN2        Speaker                  J4

                         VIDEO INTERRUPT SELECTION

                IRQ 2/9                                 JP1

                 Disabled                       Pins 2 & 3 closed

                   Enabled                       Pins 1 & 2 closed

                   VOICE ANNOTATION INTERRUPT SELECTION

                  IRQ                                  JP4

                  IRQ12                       Pins 9 & 12 closed

                   IRQ11                       Pins 8 & 11 closed

                   IRQ10                       Pins 7 & 10 closed

                           DMA CHANNEL SELECTION

               Channel                                JP2

                   0                       Pins 2 & 3, 5 & 6 closed

                    3                       Pins 1 & 2, 4 & 5 closed

                           I/O ADDRESS SELECTION

               Address                                 JP3

                  344h                         Pins 2 & 3 closed

                   354h                         Pins 1 & 2 closed

  640 X 480 REFRESH RATE SELECTION

    Rate       SW1/1       SW1/ 2

    72Hz        Off          Off

    72Hz         On          Off

    60Hz        Off          On

    60Hz         On          On

  800 X 600 REFRESH RATE SELECTION

    Rate       SW1/1        SW1/2

    72Hz        Off          Off

    72Hz         On          Off

    56Hz        Off          On

    60Hz         On          On

                 1024 X 768 REFRESH RATE CONFIGURATION

       Rate             Mode              SW1/1            SW1/2

       60Hz        Non-Interlaced          Off              Off

       70Hz        Non-Interlaced          On               Off

       43Hz          Interlaced            Off               On

       60HZ        Non-Interlaced          On                On

   1280 X 960/1280 X 1024 REFRESH RATE CONFIGURATION

     Rate         Mode          SW1/1        SW1/2

     43Hz      Interlaced        Off          Off

     48Hz      Interlaced        On           Off

                          SPEAKER TYPE SELECTION

                  Type                                 SW1/4

                   Mono                                Off

                   Stereo                               On

  FACTORY CONFIGURED - DO NOT ALTER

      Switch            Position

       SW1/3               Off

