UNIDENTIFIED

CIRRUS GD5428

Card Type                    Video card
Video Chip Set               Cirrus Logic
Maximum Video Memory         2MB
Data Bus                     32-bit VESA Local Bus
Video Types Supported        VGA
Highest Resolution Supported 1280 x 1024

[Image]

                                CONNECTIONS

         Function            Label            Function             Label

  15-pin video analog         CN1     Feature connector             CN2
  video port

                        USER CONFIGURABLE SETTINGS

                 Function                    Label         Position

  »   IRQ2 disabled                           JP1      Pins 2 & 3 closed

      IRQ2 enabled                            JP1      Pins 1 & 2 closed

  »   Main memory map decoder size            JP2      Pins 1 & 2 closed
      select 64MB

      Main memory map decoder size            JP2      Pins 2 & 3 closed
      select 128B

  »   RAMDAC shadow disabled                  JP3      Pins 2 & 3 closed

      RAMDAC shadow enabled                   JP3      Pins 1 & 2 closed

  »   Factory configured – do not alter       CN3        Unidentified

  »   Factory configured – do not alter       SO         Unidentified

  »   Factory configured – do not alter       S1         Unidentified

  Note: CN3, S0 & S1 are optional and may not be present.

           VIDEO MEMORY CONFIGURATION

      Size           Bank 0          Bank 1

      1MB             1MB             None

      1MB             1MB              1MB

  Note: The size of the chips is unidentified.

                        BIOS ADDRESS SELECTION

     Address       JP4/pins 1 & 2    JP4/pins 3 & 4    JP4/pins 5 & 6

       C800            Closed            Closed            Closed

       CC00             Open             Closed            Closed

       D000            Closed             Open             Closed

       D800             Open              Open             Closed

       DC00            Closed            Closed             Open

       E000             Open             Closed             Open

       E800            Closed             Open              Open

     Disabled           Open              Open              Open