GATEWAY COMMUNICATIONS, INC.

G/ETHERTWIST MC ADAPTER

NIC Type      Ethernet
Transfer Rate 10Mbps
Data Bus      16-bit MCA
Topology      Star
Wiring Type   Shielded/Unshielded twisted pair

              AUI transceiver via DB-15 port

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                            LINK INTEGRITY TEST

                Setting                                JP31

  »                Enabled                       Pins 1 & 2 Closed

                  Disabled                       Pins 2 & 3 Closed

  Note:Link Integrity is only used with 10Base-T wiring. When using an
  AUI transciever, the test should be disabled.

                             CABLE TYPE SELECT

                     Type                                 JP1

  »      Shielded/Unshielded twisted pair          Pins 1 & 2 Closed

          AUI transceiver via DB-15 port           Pins 2 & 3 Closed

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                             DIAGNOSTIC LED(S)

              Status                              Condition

      Jabber LED (1) on (Red)           Adapter is continually sending
                                                 random data

   Link test LED (2) on (Green)            Network connection good

  Link test LED (2) blinks (Green)   Wiring error, disabled test jumper

   Transmit LED (3) blinks (Red)          Data is being transmitted

   Receive LED (4) blinks (Red)            Data is being received

                            MISCELLANEOUS NOTES

  Different drivers must be used for the National & the Fujitsu chipset
  cards, & are not interchangeable. Fujitsu adapters may be used for
  either 8 or 16 bit Fujitsu cards. While the National chipset cards
  require a different driver for an 8 or 16 bit card.