VIVA COMPUTER COMPANY

W757BF-556 REV. 1

  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 IDE(AT) Interface connector                      JP1

  2-pin connector - Drive active LED                      JP2

  34-pin control cable connector - floppy drive           JP7

  15-pin game port - internal                             JP8

  10-pin serial port (COM2/3/4) - internal                JP9

  10-pin serial port (COM1/3/4) - external               JP10

  25-pin parallel port (LPT1/2/3) - external             JP11

                        USER CONFIGURABLE SETTINGS

               Function                     Location           Setting

  »   Parallel port is                         JP3             closed
      uni-directional

      Parallel port is bi-directional          JP3              open

  »   Hard drive port address is          JP5/jumper 1        pins 1 & 2
      1F0-1F7, 3F6 & 3F7h                                      closed

      Hard drive port address is          JP5/jumper 1        pins 2 & 3
      170-177, 376 & 377h                                      closed

  »   Floppy drive port address is        JP5/jumper 2        pins 1 & 2
      3F0-3F7h                                                 closed

      Floppy drive port address is        JP5/jumper 2        pins 2 & 3
      370-377h                                                 closed

  »   Floppy drive booting sequence       JP5/jumper 3        pins 2 & 3
      A:/B:                                                    closed

      Floppy drive booting sequence       JP5/jumper 3        pins 1 & 2
      B:/A:                                                    closed

  »   Hard drive enabled                  JP5/jumper 4        pins 2 & 3
                                                               closed

      Hard drive disabled                 JP5/jumper 4        pins 1 & 2
                                                               closed

  »   Floppy drive enabled                JP5/jumper 5        pins 2 & 3
                                                               closed

      Floppy drive disabled               JP5/jumper 5        pins 1 & 2
                                                               closed

  »   Game port enabled                       JP12             closed

      Game port disabled                      JP12              open

                         SERIAL PORT CONFIGURATION

       Port 1 (JP10)            JP4/jumper 1            JP4/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 CONFIGURATION

       Port 2 (JP9)             JP4/jumper 3            JP4/jumper 6

  »          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 CONFIGURATION

            LPT                 JP4/jumper 4            JP4/jumper 5

  »          LPT2             pins 2 & 3 closed       pins 1 & 2 closed

             LPT1             pins 2 & 3 closed       pins 2 & 3 closed

             LPT3             pins 1 & 2 closed       pins 2 & 3 closed

           Disabled           pins 1 & 2 closed       pins 1 & 2 closed

                       SERIAL PORT INTERRUPT REQUEST

  Port 1 (JP10)      JP6/jumper 1      JP6/jumper 2        JP6/jumper 3

  »      IRQ4           Closed             Open                Open

         IRQ3            Open             Closed               Open

         IRQ5            Open              Open               Closed

                       SERIAL PORT INTERRUPT REQUEST

  Port 2 (JP9)       JP6/jumper 4      JP6/jumper 5        JP6/jumper 6

  »      IRQ3           Closed             Open                Open

         IRQ4            Open             Closed               Open

         IRQ5            Open              Open               Closed

                      PARALLEL PORT INTERRUPT REQUEST

          IRQ                 JP6/jumper 7              JP6/jumper 8

  »         IRQ7                 Closed                     Open

            IRQ5                  Open                     Closed