STB SYSTEMS, INC.

CHANNEL ONE

Category                   Video
Video Types Supported      XVGA
Video Processor            Unidentified
Highest Resolution         1280 x 1024
Supported
Data Bus Type              16-bit ISA
Memory Type                DRAM
Maximum Onboard Memory     1MB

[Image]

                                CONNECTIONS

      Purpose          Location             Purpose            Location

  15-pin analog          CN1        Coax connector                CN4
  video port

  VGA feature            CN2        Refresh signal                P4
  connector                         synchronization
                                    connector

  S-video                CN3
  connector

                     ZERO WAIT-STATE MEMORY SELECTION

                 Setting                                J2

  »                Disabled                      Pins 2 & 3 closed

                   Enabled                       Pins 1 & 2 closed

                            INTERRUPT SELECTION

                  IRQ 2                                 J3

  »                Disabled                      Pins 2 & 3 closed

                   Enabled                       Pins 1 & 2 closed

           COLOR TYPE SELECTION

        Type                  J4

        Color         Pins 1 & 2 closed

        Mono          Pins 2 & 3 closed

                      ZERO WAIT-STATE BIOS SELECTION

                 Setting                                J5

  »                Disabled                      Pins 2 & 3 closed

                   Enabled                       Pins 1 & 2 closed

                         BIOS INTERFACE SELECTION

                Setting                                 J6

  »                 8-bit                       Pins 2 & 3 closed

                   16-bit                       Pins 1 & 2 closed

                        CRYSTAL FREQUENCY SELECTION

                Setting                                 J7

  »                Master                       Pins 1 & 2 closed

                    Slave                       Pins 2 & 3 closed

                      BOARD INDENTIFICATION SELECTION

  Dial switch block SW1 on each adapter determines the board number and
  I/O address selection.