3COM CORPORATION

IMPACT (3C861, 3C862)

Card Type                    ISDN TA
Processor                    Motorola 68302
Processor Speed              20MHz
Chip Set                     Siemens 2081
Maximum Onboard Memory       1MB DRAM
Transfer Rate                56Kbps x 2/64Kbps x 2
Data Bus                     16-bit ISA
ISDN Protocol                V.120, PPP
Switch Type                  5ESS, DMS100, EWSD, NI-1
Error Correction/Compression STAC
Card Size                    Full-height, full-length

[Image]

            CONNECTIONS

     Function           Label

  ISDN interface         CN1

                        USER CONFIGURABLE SETTINGS

            All jumpers on the card are factory configured and should not
            be altered.

                             DIAGNOSTIC LED(S)

    LED          Color          Status                Condition

    LED       Unidentified        On           ISDN connection is good

    LED       Unidentified       Off          ISDN connection is broken