
VIVA COMPUTER COMPANY

W757BF-556 REV. 2

  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           JP9

  15-pin game port - internal                            JP10

  10-pin serial port (COM2/3/4) - internal               JP11

  10-pin serial port (COM1/3/4) - external               JP12

  25-pin parallel port (LPT1/2/3) - external             JP13

                        USER CONFIGURABLE SETTINGS

               Function                     Location           Setting

     Single hard drive configuration          JP3             closed
      enabled

      Dual hard drive configuration            JP3              open
      enabled

     Parallel port is                         JP4             closed
      uni-directional

      Parallel port is bi-directional          JP4              open

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

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

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

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

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

      Floppy drive booting sequence       JP7/jumper 3        pins 1 & 2
      B:/A:                                                    closed

                        USER CONFIGURABLE SETTINGS

              Function                    Location            Setting

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

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

     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 CONFIGURATION

       Port 1 (JP12)            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 CONFIGURATION

       Port 2 (JP11)            JP6/jumper 3            JP6/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 SETTINGS

            LPT                 JP6/jumper 4            JP6/jumper 5

              2              pins 2 & 3 closed       pins 1 & 2 closed

               1              pins 2 & 3 closed       pins 2 & 3 closed

               3              pins 1 & 2 closed       pins 2 & 3 closed

           Disabled           pins 1 & 2 closed       pins 1 & 2 closed

                      SERIAL PORT INTERRUPT SELECTION

  Port 1 (JP12)      JP8/jumper 1      JP8/jumper 2        JP8/jumper 3

        IRQ4           Closed             Open                Open

         IRQ3            Open             Closed               Open

         IRQ5            Open              Open               Closed

                      SERIAL PORT INTERRUPT SELECTION

  Port 2 (JP11)      JP8/jumper 4      JP8/jumper 5        JP8/jumper 6

        IRQ3           Closed             Open                Open

         IRQ4            Open             Closed               Open

         IRQ5            Open              Open               Closed

                     PARALLEL PORT INTERRUPT SELECTION

         IRQ                 JP8/jumper 7              JP8/jumper 8

            7                  Closed                     Open

             5                   Open                     Closed

