
NEC TECHONLOGIES, INC.

GB-1 COLOR GRAPHICS BOARD

Card Type                   Video card
Video Chip Set              Unidentified
Highest Resolution          720 x 348
Supported
Maximum Video Memory        None
Data Bus                    8-bit ISA
Video Types Supported       CGA

[Image]

                                CONNECTIONS

           Function             Label           Function           Label

  CMII daughterboard             CN1     Light pen connector         P2
  connector

  9-pin video port                J1     Parallel Port               P3

  Feature connector               J5

                        USER CONFIGURABLE SETTINGS

                 Function                    Label          Position

     Factory Configured - do not alter       J3          Unidentified

     Factory Configured - do not alter       J4          Unidentified

      NEC MultiSync or IBM Color Display      P1       Pins 1 & 2 closed

      IBM Color Display, IBM Monochrome       P1       Pins 2 & 3 closed
      Display, NEC Monochrome Display

     Factory configured - do not alter       P4       Pins 1 & 2 closed

      IBM Enhanced Color Display (IBM         P7       Pins 1 & 2 closed
      5154)

      NEC MultiSync (NEC JC-1401P3A)          P7       Pins 2 & 3 closed

     Factory Configured - do not alter      SW1/5             On

     Factory Configured - do not alter      SW1/6             On

     Factory Configured - do not alter      SW1/7             On

      Parallel Port enabled                  SW1/8             On

      Parallel Part disabled                 SW1/8            Off

   DISPLAY CONFIGURATION (IF GB-1 IS THE ONLY DISPLAY ADAPTER INSTALLED)

           Primary Display             SW1/1     SW1/2    SW1/3     SW1/4

             Monochrome                 Off       Off       On      Off

            Color 40 x 25                On       Off      Off       On

            Color 80 x 25               Off       Off      Off       On

          EGA (normal mode)              On       On        On      Off

         EGA (enhanced mode)            Off       On        On      Off

                  DISPLAY CONFIGURATION (GB-1 IS PRIMARY)

  Primary Display        Secondary       SW1/1    SW1/2    SW1/3   SW1/4
                          Display

   Color 40 x 25        Monochrome         On      Off      Off      On

   Color 80 x 25        Monochrome        Off      Off      Off      On

  EGA (normal mode)     Monochrome         On      On       On      Off

    EGA (enhanced       Monochrome        Off      On       On      Off
       mode)

     Monochrome        Color 40 x 25       On      Off      On      Off

     Monochrome        Color 80 x 25      Off      Off      On      Off

                 DISPLAY CONFIGURATION (GB-1 IS SECONDARY)

  Primary Display        Secondary       SW1/1    SW1/2    SW1/3   SW1/4
                          Display

     Monochrome        Color 40 x 25       On      On       On       On

     Monochrome        Color 80 x 25      Off      On       On       On

     Monochrome         EGA (normal        On      Off      On       On
                           mode)

     Monochrome        EGA (enhanced      Off      Off      On       On
                           mode)

   Color 40 x 25        Monochrome         On      On       Off      On

   Color 80 x 25        Monochrome        Off      On       Off      On

             DISPLAY CONFIGURATION (WHEN CMII BOARD IS ADDED)

  Primary Display       Secondary      SW1/1    SW1/2     SW1/3    SW1/4
                        Display

   Color 80 x 25       Monochrome       On       Off       Off      Off
    (IBM 5153)

   Color 80 x 25       Monochrome       Off      Off       Off      Off
    (IBM 5154)

    Monochrome        Color 80 x 25     On        On       Off      Off
                       (IBM 5153)

    Monochrome       Color 80 x 25      Off       On       Off      Off

