
3COM CORPORATION

OFFICECONNECT ISDN LAN MODEM (3C832)

Card Type              ISDN Modem
NIC Type               ISDN, Ethernet
Maximum Onboard Memory Unidentified
Boot ROM               Unavailable
Network Transfer Rate  128Kbps
Topology               Star
Wiring Type            RJ-45 Unshielded twisted pair

                       RJ-11/RJ-45 ISDN BRI
Data Bus               External

[Image]

                                CONNECTIONS

        Function            Label            Function            Label

  DC power connector         CN1      RJ-45 UTP connector         L1
                                      (port 1)

  RJ-11 analog phone         PH1      RJ-45 UTP connector         L2
  interface                           (port 2)

  RJ-11 analog phone         PH2      RJ-45 UTP connector         L3
  interface                           (port 3)

  RJ-45 ISDN BRI          ISDN BRI    RJ-45 UTP connector         L4
  interface                           (port 4)

                             DIAGNOSTIC LED(S)

    LED      Color       Status                   Condition

   ALRT      Amber         On          Power-on self diagnostic test is
                                        running; reset button has been
                                                   pressed

   ALRT      Amber      Blinking      Diagnostic test has failed or unit
                                      placed in firmware download mode

   ALRT      Amber        Off        Unit has passed diagnostic tests and
                                             is working properly

    PWR      Green         On                    Power is on

    PWR      Green        Off                   Power is off

   ISDN      Green         On          ISDN interface and data channel
                                         signaling are synchronized

   ISDN      Green      Blinking      Interface synchronization is being
                                        attempted or ISDN data channel
                                           parameters have changed

   ISDN      Green        Off          ISDN interface and data channel
                                       signaling are not synchronized

   B1/B2     Green         On               Data call in progress

   B1/B2     Green      Blinking         Data call in dialing state

   B1/B2     Amber         On              Voice call in progress

   B1/B2     Amber      Blinking         Voice call in dialing state

    TX       Green      Blinking       Data is being transmitted to the
                                    Ethernet LAN from the ISDN LAN Modem

    TX       Green        Off           Data is not being transmitted

    COL      Amber      Blinking     Collisions are detected on Ethernet
                                                     LAN

    COL      Amber        Off           Collisions are not detected on
                                                Ethernet LAN

    P1       Green         On           Ethernet link integrity signal
                                        detected; port 1 is operating
                                                  normally

    P1       Green      Blinking          Port 1 is receiving data

    P1       Green        Off         Ethernet link integrity signal not
                                             detected on port 1

    P2       Green         On           Ethernet link integrity signal
                                        detected; port 2 is operating
                                                  normally

    P2       Green      Blinking          Port 2 is receiving data

    P2       Green        Off         Ethernet link integrity signal not
                                             detected on port 2

    P3       Green         On           Ethernet link integrity signal
                                        detected; port 3 is operating
                                                  normally

    P3       Green      Blinking          Port 3 is receiving data

    P3       Green        Off         Ethernet link integrity signal not
                                             detected on port 3

    P4       Green         On           Ethernet link integrity signal
                                        detected; port 4 is operating
                                                  normally

    P4       Green      Blinking          Port 4 is receiving data

    P4       Green        Off         Ethernet link integrity signal not
                                             detected on port 4







