UNIDENTIFIED

SVGA GRAPHICS ADAPTER(16-BIT)

Card Type                   Video card
Video Chip Set              Trident
Maximum Video Memory        512KB DRAM
Video Types Supported       Monochrome, CGA, EGA, VGA, XVGA
Highest Resolution          1024 x 768,
Supported
Data Bus                    16-bit ISA

[Image]

                                CONNECTIONS

          Function             Label           Function             Label

  15-pin analog video port     CN1     9-pin digital video port     CN2

                        USER CONFIGURABLE SETTINGS

                  Function                      Label        Position

  »   Card for use with a VGA or CGA             J1          Pins 2 & 3
      monitor                                                 closed

      Card for use with CGA or MDA monitor       J1          Pins 1 & 2
                                                              closed

  »   IRQ9 disabled                              J3            Open

      IRQ9 enabled                               J3           Closed

                            BUS SIZE SELECTION

                   Setting                      Label        Position

  »   Autodetect                                  J2         Pins 2 & 3
                                                              closed

      Autodetect (Compaq, Micronics)              J2         Pins 1 & 2
                                                              closed

      8-bit                                       J2           Open

                      MONITOR CONFIGUATION SELECTION

       Setting           SW1/1        SW1/2         SW1/3        SW1/4

      VGA mode            On            On           On            On

      EGA mode            Off           On           On            On

      CGA mode            On           Off           On            On

  MDA/Hercules mode       Off          Off           On            On

                          ADDRESS DECODING SPEED

                    Setting                       Label      Position

  Fast address decode                             SW1/5         0n

  Slow address decode                             SW1/5         Off

                            DATA PATH SELECTION

                    Setting                       Label      Position

  16-bit data path                                SW1/6         On

  8-bit data path                                 SW1/6         Off

        VIDEO MEMORY CONFIGURATION (DRAM)

   Size         Bank 0              Bank 1

  256KB        (8) 32KB              None

  512KB        (8) 32KB            (8) 32KB

  Note: Exact location of banks is unidentified