DIGI INTERNATIONAL, INC.

PC IMAC/4

Card Type          ISDN CSU/DSU
Chip Set           Unidentified
ISDN Transfer Rate 64Kbps x 4/128Kbps x 4
Data Bus           16-bit ISA
ISDN Protocol      5ESS, DMS-100, National

[Image]

                                CONNECTIONS

       Function            Label            Function             Label

  Line 1 out                CN1        IDP module headers      CN5 & CN6
                                       for line 4

  Line 2 out                CN2        IDP module headers      CN7 & CN8
                                       for line 3

  Line 3 out                CN3        IDP module headers     CN9 & CN10
                                       for line 2

  Line 4 out                CN4        IDP module headers     CN11 & CN12
                                       for line 1

                        USER CONFIGURABLE SETTINGS

                 Setting                      Label          Position

  »   Factory configured - do not alter       SW1/4             On

  »   Factory configured - do not alter         J9          Pins 1 & 2
                                                              closed

                          ISDN LINE 1 TERMINATION

            Setting                     J1                    J2

  »         Terminated           Pins 1 & 2 closed     Pins 1 & 2 closed

          Not terminated         Pins 2 & 3 closed     Pins 2 & 3 closed

                          ISDN LINE 2 TERMINATION

            Setting                     J3                    J4

  »         Terminated           Pins 1 & 2 closed     Pins 1 & 2 closed

          Not terminated         Pins 2 & 3 closed     Pins 2 & 3 closed

                          ISDN LINE 3 TERMINATION

            Setting                     J5                    J6

  »         Terminated           Pins 1 & 2 closed     Pins 1 & 2 closed

          Not terminated         Pins 2 & 3 closed     Pins 2 & 3 closed

                          ISDN LINE 4 TERMINATION

            Setting                     J7                    J8

  »         Terminated           Pins 1 & 2 closed     Pins 1 & 2 closed

          Not terminated         Pins 2 & 3 closed     Pins 2 & 3 closed

               BASE I/O ADDRESS

  Setting      SW1/1       SW1/2      SW1/3

    100h        On          Off        Off

    110h        Off         On         Off

    120h        On          On         Off

    200h        Off         Off         On

    220h        On          Off         On

    300h        Off         On          On

    320h        On          On          On

  Disabled      Off         Off        Off