
GENOA SYSTEMS CORPORATION

SPECTRA EGA CARD MODEL 4800

Card Type                  Video card
Video Processor            Genoa
Maximum Onboard Memory     256KB DRAM
I/O Options                Feature connector, light pen port, parallel port
Data Bus                   8-bit ISA
Video Types Supported      EGA
Highest Resolution         640 x 350
Supported

[Image]

                                CONNECTIONS

         Function            Label            Function              Label

  9-pin EGA port             CN1     Unidentified                   CN4

  Light pen port             CN2     Feature connector              CN5

  Parallel port              CN3

       PARALLEL PORT ADDRESS

  Setting      SW1/1      SW1/2

   LPT1:        On          On

   LPT2:        Off         On

   LPT3:        On         Off

  Disabled      Off        Off

                        MONITOR TYPE (EGA PRIMARY)

   Primary     Secondary     JP1    JP2    SW1/3   SW1/4    SW1/5   SW1/6

     CGA,      Monochrome    Pins   Pins    On      Off     Off      On
   lo-res                    2 &    2 &
                              3      3

     CGA,      Monochrome    Pins   Pins    Off     Off     Off      On
   hi-res                    2 &    2 &
                              3      3

     EGA,      Monochrome    Pins   Pins    On      On       On      Off
   lo-res                    1 &    1 &
                              2      2

     EGA,      Monochrome    Pins   Pins    Off     On       On      Off
   hi-res                    1 &    1 &
                              2      2

  Monochrome      CGA,       Pins   Pins    On      Off      On      Off
                 lo-res      2 &    2 &
                              3      3

  Monochrome      CGA,       Pins   Pins    Off     Off      On      Off
                 hi-res      2 &    2 &
                              3      3

            Note:Pins designated are in the closed position.

                       MONITOR TYPE (EGA SECONDARY)

   Primary     Secondary     JP1    JP2    SW1/1   SW1/2    SW1/3   SW1/4

  Monochrome      CGA,       Pins   Pins    On      On       On      On
                 lo-res      2 &    2 &
                              3      3

  Monochrome      CGA,       Pins   Pins    Off     On       On      On
                 hi-res      2 &    2 &
                              3      3

  Monochrome      EGA,       Pins   Pins    On      Off      On      On
                 lo-res      1 &    1 &
                              2      2

  Monochrome      EGA,       Pins   Pins    Off     Off      On      On
                 hi-res      1 &    1 &
                              2      2

     CGA,      Monochrome    Pins   Pins    On      On      Off      On
   lo-res                    2 &    2 &
                              3      3

     CGA,      Monochrome    Pins   Pins    Off     On      Off      On
   hi-res                    2 &    2 &
                              3      3

            Note:Pins designated are in the closed position.

