
UNIDENTIFIED

MV-500

  Data bus:                  16-bit ISA

  Size:                      Half-length, full-height card

  Hard drive supported:      Two IDE (AT) interface drives

  Floppy drives supported:   Two 360KB, 720KB, 1.2MB, or 1.44MB drives

[Image]

                        CONNECTIONS

                Function                      Location

  40-pin primary IDE(AT) connector              CN1

  34-pin cable connector - floppy drive         CN2

  10-pin serial port 1 - internal               CN3

  10-pin serial port 2 - internal               CN4

  16-pin game port                              CN5

  25-pin parallel port - external               CN6

  15-pin analog video port - external           CN7

  4-pin connector - drive active LED            JP1

                        USER CONFIGURABLE SETTINGS

              Function                    Location           Setting

     Serial port 2 enabled                 JP3             Pins 1 & 2
                                                              closed

      Serial port 2 disabled                JP3             Pins 2 & 3
                                                              closed

     Serial port 1 enabled                 JP4             Pins 1 & 2
                                                              closed

      Serial port 1 disabled                JP4             Pins 2 & 3
                                                              closed

     Game port enabled                     JP5             Pins 1 & 2
                                                              closed

      Game port disabled                    JP5             Pins 2 & 3
                                                              closed

     Parallel port LPT1(378h)              JP6             Pins 1 & 2
      select                                                  closed

      Parallel port LPT2(278h)              JP6             Pins 2 & 3
      select                                                  closed

     Floppy drive interface                JP7             Pins 1 & 2
      enabled                                                 closed

      Floppy drive interface                JP7             Pins 2 & 3
      disabled                                                closed

     IDE(AT) interface enabled             JP8             Pins 1 & 2
                                                              closed

      IDE(AT) interface disabled            JP8             Pins 2 & 3
                                                              closed

     Controller is only one                JP9             Pins 1 & 2
      present in system                                       closed

      Other controllers are present         JP9             Pins 2 & 3
      in system                                               closed

     Wait state 0 enabled                  JP10              Closed

      Wait state 0 disabled                 JP10               Open

  Note: Jumper JP2 is optional IOCHRDY connector for IDE. Settings are
  unidentified.

                           DRAM CONFIGURATION

           Size                   Bank 0                  Bank 1

          256KB                (2) 256K x 4                NONE

          512KB                (2) 256K x 4            (2) 256K x 4

  Note: Exact orientation of chips in Bank 0 & Bank 1 is unidentified.

