
NETWORTH, INC.

UTP8A

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

[Image]

                                CABLE TYPE

            Type                      W1                     W2

  Unshielded twisted pair      Pins 2 & 3 closed      Pins 2 & 3 closed

  AUI transceiver via DB-15    Pins 1 & 2 closed      Pins 1 & 2 closed
            port

                             BOOT ROM ADDRESS

          Address                     W4A                    W4B

             C0000h                 Closed                  Closed

            C8000h                  Open                   Closed

             D0000h                 Closed                   Open

             D8000h                  Open                    Open

                             BASE I/O ADDRESS

          Address                    W4C                     W4D

            300h                  Closed                  Closed

             320h                   Open                   Closed

             340h                  Closed                   Open

             360h                   Open                    Open

                            INTERRUPT SETTINGS

      IRQ           W5A            W5B            W5C            W5D

         2          Open          Open           Open          Closed

        3          Open          Open          Closed          Open

         4          Open         Closed          Open           Open

         5         Closed         Open           Open           Open

[Image]

                             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

