DIALOGIC CORPORATION

D/40A, D/40B, D/41A, D/41B

Card Type       Telephony
I/O Options     AEB bus
Data Bus        8-bit ISA
Line Type       Loop-start, ground-start (answer only)

[Image]

                                CONNECTIONS

          Function            Label            Function             Label

  Lines 1 & 2                 CN1     Analog expansion bus           P3

  Lines 3 & 4                 CN2

                        USER CONFIGURABLE SETTINGS

                   Setting                      Label        Position

  »   Base I/O address is D000h                  JP5           Open

      Base I/O address is A000h                  JP5          Closed

  »   IRQ termination enabled                    JP7          Closed

      IRQ termination disabled                   JP7           Open

  »   Board will use internal loop-start         JP8         Installed
      interface for input

      Board will use T1 interface via AEB        JP8       Not installed
      bus for input

  »   Disabled board will not answer            SW1/4           Off
      incoming calls

      Disabled board will send busy signal      SW1/4           On
      to incoming calls

            Note: If multiple D/4x cards are installed in a system, JP7
            should be closed for only one of them.

                                 INTERRUPT

  Setting      JP1/A     JP1/B     JP1/C      JP1/D     JP1/E     JP1/F

  »   IRQ2    Closed      Open      Open      Open      Open       Open

      IRQ3     Open      Closed     Open      Open      Open       Open

      IRQ4     Open       Open     Closed     Open      Open       Open

      IRQ5     Open       Open      Open     Closed     Open       Open

      IRQ6     Open       Open      Open      Open     Closed      Open

      IRQ7     Open       Open      Open      Open      Open      Closed

            Note: All D/4xx boards in the system should be set to the
            same interrupt.

                  BASE I/O ADDRESS OFFSET (BOARD NUMBER)

     Setting       Board Number      SW1/1         SW1/2         SW1/3

  »      000h           1             Off           Off           Off

         200h           2             Off           Off           On

         400h           3             Off           On            Off

         600h           4             Off           On            On

         800h           5             On            Off           Off

         A00h           6             On            Off           On

         C00h           7             On            On            Off

         E00h           8             On            On            On