
DIGI INTERNATIONAL, INC.

DIGIBOARD IMAC, DUAL IMAC (SWITCH VERSION)

Card Type              ISDN to Ethernet Router
Processor              80186XL
Processor Speed        Unidentified
Network Chip Set       83934 SONIC
ISDN Chip Set          Unidentified
Maximum Onboard Memory 512KB DRAM/256K Flash RAM
Network Transfer Rate  10Mbps
ISDN Transfer Rate     64Kbps x 2 (x 4 for Dual IMAC)
Data Bus               External
Topology               Linear Bus
Wiring Type            AUI transceiver via DB-15 port

                       RG-58A/U 50ohm coaxial
ISDN Protocol          Unidentified
Switch Type            5ESS, DMS-100, NI-1, Generic

[Image]

                                CONNECTIONS

        Function            Label            Function             Label

  RS-232/422                 CN1      Power connection             CN6

  ISDN line 2 out (Dual      CN2      IDP module headers for    JP1 & JP2
  IMAC only)                          line 1

  ISDN line 1 out            CN3      IDP module headers for    JP3 & JP4
                                      line 2

  Coax connector for         CN4      Power switch                 SW3
  Ethernet

  AUI connector for          CN5
  Ethernet

                             CABLE TYPE

             Setting                             SW4

  AUI transceiver via DB-15 port                 On

      RG-58A/U 50ohm coaxial                     Off

                         ISDN TERMINATION - LINE 1

            Setting                     SW2/1                SW2/2

            Terminated                  On                    On

           Not terminated                Off                  Off

                         ISDN TERMINATION - LINE 2

            Setting                     SW1/1                SW1/2

            Terminated                  On                    On

           Not terminated                Off                  Off

                             DIAGNOSTIC LED(S)

   LED        Color         Status                 Condition

   MR      Unidentified       On                  Power is on

   MR      Unidentified      Off                  Power is off

   MR      Unidentified    Blinking       A system error has occurred

   RXE     Unidentified       On          Router is receiving data from
                                                    network

   RXE     Unidentified      Off        Router is not receiving data from
                                                    network

   RXE     Unidentified    Blinking        A network receive error has
                                                    occurred

   TXE     Unidentified       On         Router is transmitting data to
                                                    network

   TXE     Unidentified      Off       Router is not transmitting data to
                                                    network

   TXE     Unidentified    Blinking     A network transmission error has
                                                    occurred

   COL     Unidentified       On               Collision detected

   COL     Unidentified      Off             Collision not detected

   COL     Unidentified    Blinking       Frame not transmitted due to
                                              excessive collisions

   RX1     Unidentified       On        Router is receiving data from B1
                                                    channel

   RX1     Unidentified      Off        Router is not receiving data from
                                                   B1 channel

   RX1     Unidentified    Blinking    A receive error has occurred on B1
                                                    channel

   TX1     Unidentified       On        Router is transmitting data to B1
                                                    channel

   TX1     Unidentified      Off       Router is not transmitting data to
                                                   B1 channel

   TX1     Unidentified    Blinking     A transmission error has occurred
                                                 on B1 channel

   RX2     Unidentified       On        Router is receiving data from B2
                                                    channel

   RX2     Unidentified      Off        Router is not receiving data from
                                                   B2 channel

   RX2     Unidentified    Blinking    A receive error has occurred on B2
                                                    channel

   TX2     Unidentified       On        Router is transmitting data to B2
                                                    channel

   TX2     Unidentified      Off       Router is not transmitting data to
                                                   B2 channel

   TX2     Unidentified    Blinking     A transmission error has occurred
                                                 on B2 channel

   RXD     Unidentified       On         Router is receiving data from D
                                                    channel

   RXD     Unidentified      Off        Router is not receiving data from
                                                   D channel

   RXD     Unidentified    Blinking     A receive error has occurred on D
                                                    channel

   TXD     Unidentified       On        Router is transmitting data to D
                                                    channel

   TXD     Unidentified      Off       Router is not transmitting data to
                                                   D channel

   TXD     Unidentified    Blinking     A transmission error has occurred
                                                  on D channel

   RXS     Unidentified       On       Router is receiving data from DTE

   RXS     Unidentified      Off        Router is not receiving data from
                                                      DTE

   RXS     Unidentified    Blinking      A receive error has occurred on
                                                      DTE

   TXS     Unidentified       On       Router is transmitting data to DTE

   TXS     Unidentified      Off       Router is not transmitting data to
                                                      DTE

   TXS     Unidentified    Blinking     A transmission error has occurred
                                                     on DTE

