NETWORTH, INC.

UBUTP16B

NIC Type      Ethernet
Transfer Rate 10Mbps
Data Bus      8/16-bit ISA
Topology      Linear Bus
Wiring Type   Unshielded twisted pair
Boot ROM      Available

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                              NIC EPROM RESET

                    Function                                W1

  »   EPROM normal operation                         Pins 2 & 3 closed

      EPROM clear                                    Pins 1 & 2 closed

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                             DIAGNOSTIC LED(S)

    LED         Color        Status                 Condition

    LED1        Green          On             data is being received

    LED1        Green          Off          data is not being received

    LED2         Red           On         Twisted pair reversed polarity,
                                                card compensating

    LED2         Red           Off              Twisted pair proper
                                           polarity/10BaseT not in use

    LED3        Green          On           data is being transmitted

    LED3        Green          Off        data is not being transmitted

    LED4        Yellow         On                AUI port in use

    LED4        Yellow         Off             AUI port not in use

    LED5        Green          On             Link integrity exists

    LED5        Green          Off            Link integrity broken

    LED6        Yellow         On           Network collision detected

    LED6        Yellow         Off               Normal operation

  Note:LED5 is only functional when link integrity is enabled