IMAGRAPH CORPORATION

IMASCAN PRECISION/CHROMA-P VL

Card Type                   Video card
Video Chip Set              Unidentified
Maximum video Memory        Unidentified
Video Type supported        XVGA
Highest Resolution          1280x1024
supported
Data Bus                    32-bit VESA Local Bus


[Image]

                          MAIN BOARD CONNECTIONS

         Function            Label            Function             Label

  Daughter board connector     P1      VGA feature connector        P13

  Image Channel 8/16/24        P4      15-pin analog video          P14
  connector                            port - input

  Daughter board connector     P7      15-pin analog video          P15
                                       port - output

  Daughter board connector    P12

                   PRECISION DAUGHTER BOARD CONNECTIONS

         Function            Label            Function             Label

  Connector to main board      P3      Digital port expansion       P6
                                       connector

  Connector to main board      P4      8-bit digital input          P7
                                       connector

  Connector to main board      P5

                      BASE I/O ADDRESS CONFIGURATION

            Jumpers JP1-JP7 are used to set base I/O address. The
            settings are unidentified.

                       INTERRUPT SELECTION

    IRQ       P6/1       P6/2       P6/3       P6/4       P6/5

     9       Closed      Open       Open       Open       Open

    10        Open      Closed      Open       Open       Open

    11        Open       Open      Closed      Open       Open

    12        Open       Open       Open      Closed      Open

    15        Open       Open       Open       Open      Closed

                       MISCELLANEOUS TECHNICAL NOTES

  With only the main board installed, the analog video source capability
  is Chroma composite and Chroma

  S-video.

  With the daughter board installed the analog video source capability is
  Chroma composite, Chroma S-video, mono composite, mono with separate
  composite sync, mono with separate hsync and vsync, RGB composite, RGB
  with separate composite sync, RGB with separate hsync and vsync.