WESTERN DIGITAL CORPORATION

VIEWTOP PD2 VGA

Card Type                    Video card
Video Chip Set               Western Digital
Maximum Video Memory         1MB
Data Bus                     16-bit ISA
Video Types Supported        VGA
Highest Resolution Supported 1024 x 768

[Image]

                                CONNECTIONS

         Function            Label            Function             Label

  15-pin video analog         CN1     Feature connector             CN2
  video port

                        USER CONFIGURABLE SETTINGS

                 Function                    Label         Position

  »   Factory configured - do not alter       JP2        Unidentified

  »   0 wait state enabled                    JP3           Closed

      0 wait state disabled                   JP3            Open

               VIDEO MEMORY CONFIGURATION

       Size             Bank 0             Bank 1

      512KB              512KB              None

       1MB               512KB             512KB

  Note: The size of the memory chips is unidentified.

  VIDEO MEMORY JUMPER CONFIGURATION

       Size                JP1

       512KB             Closed

        1MB               Open

                            SCAN RATE SELECTION

         Horizontal                 Vertical                 SW1/5

  »          31.5KHz                 60/70Hz                  Off

              40KHz                  75/88Hz                  On

                   VERTICAL TIMING SELECTION (800 X 600)

          Timing                    SW1/1                   SW1/2

  »           56Hz                   Off                     Off

              56Hz                    On                     On

              60Hz                   Off                     On

              72Hz                    On                     Off

                  VERTICAL TIMING SELECTION (1024 X 768)

             Timing                     SW1/3                SW1/4

  »          Interlaced                  Off                  Off

             Interlaced                  On                    On

         60Hz non interlaced             Off                   On

         70Hz non interlaced             On                   Off