QDI COMPUTER, INC.

S3VGA PS805

Category                   Video
Video Types Supported      XVGA
Video Processor            Unidentified
Highest Resolution         1280 x 1024
Supported
Data Bus Type              VESA local bus
Memory Type                DRAM
Maximum Onboard Memory     2MB (location unidentified)

[Image]

                                CONNECTIONS

         Purpose           Location           Purpose          Location

  VGA feature connector       CN1        15-pin analog            CN2
                                         video port

                                 INTERRUPT

                  IRQ9                                  JP1

  »               Disabled                             Open

                   Enabled                            Closed

                             DAC ACCESS TIMING

                 Setting                                J3

  »                Primary                       Pins 1 & 2 closed

                  Alternate                      Pins 2 & 3 closed

                               REFRESH RATE

                 Rate                          J1               J2

  »       H-sync 43Hz (interlaced),        Pins 1 & 2        Pins 1 & 2
             V-sync up to 36KHz              closed           closed

        H-sync 70Hz (non-interlaced),      Pins 2 & 3        Pins 2 & 3
             V-sync up to 57KHz              closed           closed

        H-sync 60Hz (non-interlaced),      Pins 2 & 3        Pins 1 & 2
             V-sync up to 48KHz              closed           closed

        H-sync 56Hz (non-interlaced),      Pins 1 & 2        Pins 2 & 3
             V-sync up to 39KHz              closed           closed

                           BANK ORDER SELECTION

                 Order                                  JP2

  »                Normal                    Pins 1 & 3, 2 & 4 closed

                  Reversed                   Pins 1 & 2, 3 & 4 closed

  FACTORY CONFIGUED SETTINGS

    Jumper         Setting

      W1             Open