
UNIDENTIFIED

VGA ADAPTER 512K

Category                  Video
Video Types Supported     VGA
Video Processor           Unidentified
Highest Resolution        Unidentified
Supported
Data Bus Type             16-bit ISA
Memory Type               DRAM
Maximum Onboard Memory    512KB

[Image]

                      CONNECTIONS

          Purpose                    Location

  15-pin analog video port              CN1

                           INTERRUPT IRQ2 SELECT

                 Setting                                JP6

                 Disabled                             Open

                   Enabled                            Closed

                               CLOCK SELECT

                 Setting                                JP3

                 Super VGA                            Open

               Extended video                         Closed

                             CLOCK CHIP SELECT

     UMC         AVASEM         STARTEC          JP1             JP2

    50Mhz         70Mhz          50Mhz        Pins 1 & 2      Pins 1 & 2
                                                closed         closed

    40Mhz         65Mhz         44.9Mhz       Pins 1 & 2      Pins 2 & 3
                                                closed         closed

    36Mhz         60Mhz          40Mhz        Pins 2 & 3      Pins 1 & 2
                                                closed         closed

    32Mhz         50Mhz          32Mhz        Pins 2 & 3      Pins 2 & 3
                                                closed         closed

