
VIVA COMPUTER COMPANY

H757BF

  Data bus:                  16-bit, ISA

  Size:                      Half-length, half-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 IDE(AT) Interface connector                      JP1

  2-pin connector - Drive active LED                      JP2

  34-pin control cable connector - floppy drive           JP9

  15-pin game port - internal                            JP10

  10-pin serial port (COM2/4) - internal                 JP11

  10-pin serial port (COM1/3) - external                 JP12

  25-pin parallel port (LPT1/2) - external               JP13

                        USER CONFIGURABLE SETTINGS

               Function                     Location           Setting

     Parallel port is                         JP4             closed
      uni-directional

      Parallel port is bi-directional          JP4              open

     Hard drive port address is 3F6,     JP7/Jumper 1        pins 1 & 2
      3F7, 1F0-1F7h                                            closed

      Hard drive port address is 376,     JP7/Jumper 1        pins 2 & 3
      377, 170-177h                                            closed

     Floppy drive booting sequence       JP7/Jumper 2        pins 2 & 3
      is A:/ B:                                                closed

      Floppy drive booting sequence       JP7/Jumper 2        pins 1 & 2
      is B:/A:                                                 closed

     Floppy drive port address is        JP7/Jumper 3        pins 1 & 2
      3F0-3F7h                                                 closed

      Floppy drive port address is        JP7/Jumper 3        pins 2 & 3
      370-377h                                                 closed

     Hard drive enabled                  JP7/Jumper 4        pins 2 & 3
                                                               closed

      Hard drive disabled                 JP7/Jumper 4        pins 1 & 2
                                                               closed

                        USER CONFIGURABLE SETTINGS

              Function                    Location            Setting

     Floppy drive enabled              JP7/Jumper 5         pins 2 & 3
                                                              closed

      Floppy drive disabled             JP7/Jumper 5         pins 1 & 2
                                                              closed

     AT mode enabled                   JP7/Jumper 6         pins 2 & 3
                                                              closed

      XT mode enabled                   JP7/Jumper 6         pins 1 & 2
                                                              closed

                    SERIAL PORT 1 (JP12) CONFIGURATION

            COM                 JP6/Jumper 1            JP6/Jumper 2

            COM1             pins 2 & 3 closed       pins 1 & 2 closed

             COM3             pins 1 & 2 closed       pins 2 & 3 closed

             COM4             pins 2 & 3 closed       pins 2 & 3 closed

           Disabled           pins 1 & 2 closed       pins 1 & 2 closed

              SERIAL PORT 2 (JP11) CONFIGURATION

         COM             JP6/Jumper 3         JP6/Jumper 4

        COM2           pins 2 & 3 closed   pins 1 & 2 closed

        COM3           pins 2 & 3 closed   pins 2 & 3 closed

        COM4           pins 1 & 2 closed   pins 2 & 3 closed

      Disabled         pins 1 & 2 closed   pins 1 & 2 closed

                    PARALLEL PORT (JP13) CONFIGURATION

            LPT                 JP6/Jumper 5            JP6/Jumper 6

             LPT1             pins 2 & 3 closed       pins 2 & 3 closed

            LPT2             pins 1 & 2 closed       pins 2 & 3 closed

             LPT3             pins 2 & 3 closed       pins 1 & 2 closed

           Disabled           pins 1 & 2 closed       pins 1 & 2 closed

                  SERIAL PORT 1 (JP12) INTERRUPT REQUEST

       IRQ           JP8/Jumper 1      JP8/Jumper 2        JP8/Jumper 3

        IRQ4           closed             open                open

         IRQ3            open             closed               open

         IRQ5            open              open               closed

                  SERIAL PORT 2 (JP11) INTERRUPT REQUEST

       IRQ           JP8/Jumper 4      JP8/Jumper 5        JP8/Jumper 6

        IRQ3           closed             open                open

         IRQ4            open             closed               open

         IRQ5            open              open               closed

                  PARALLEL PORT (JP13) INTERRUPT REQUEST

          IRQ                 JP8/Jumper 7              JP8/Jumper 8

           IRQ7                 closed                     open

            IRQ5                  open                     closed

