STANDARD MICROSYSTEMS CORPORATION

INTERNAL COAX HUB

NIC Type      Arcnet
Transfer Rate 2.5Mbps
Data Bus      8-bit ISA
Topology      Star
Wiring Type   RG-62A/U 93ohm coaxial
Boot ROM      Not available

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                                CONNECTIONS

     Purpose           Location            Purpose           Location

  RG-62A/U ports        J1 - J4          Internal hub        JP1 & JP2
       1-4                               connectors

                             DIAGNOSTIC LED(S)

    LED       Color        Status                   Condition

   LED1       Green          On                   Data is being
                                           transmitted/received on J2

   LED1       Green          Off                Data is not being
                                           transmitted/received on J2

   LED1       Green       Blinking            Reconfiguration on J2

   LED2       Green          On                   Data is being
                                           transmitted/received on J3

   LED2       Green          Off                Data is not being
                                           transmitted/received on J3

   LED2       Green       Blinking            Reconfiguration on J3

   LED3       Green          On                   Data is being
                                           transmitted/received on J4

   LED3       Green          Off                Data is not being
                                           transmitted/received on J4

   LED3       Green       Blinking            Reconfiguration on J4

   LED4       Green          On                   Data is being
                                           transmitted/received on J5

   LED4       Green          Off                Data is not being
                                           transmitted/received on J5

   LED4       Green       Blinking            Reconfiguration on J5