IMC NETWORKS CORPORATION
========================

   LANCEIVER/4

   Card Type             Ethernet transceiver                     
   Network Transfer Rate 10Mbps                                   
   Data Bus              AUI via DB-15 connector                  
   Topology              Linear Bus                               
   Wire Type             AUI transceiver via DB-15 port           

<gopher://bitreich.org/I/th99/n/I-L/41838-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   |        Function         | Label |     Function     | Label |
   |-------------------------+-------+------------------+-------|
   | AUI port 1 via DB-15    |  CN1  | AUI port 3 via   |  CN3  |
   | connector               |       | DB-15 connector  |       |
   |-------------------------+-------+------------------+-------|
   | AUI port 2 via DB-15    |  CN2  | AUI port 4 via   |  CN4  |
   | connector               |       | DB-15 connector  |       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |             Setting             |   Label   |   Position   |
   |---------------------------------+-----------+--------------|
   |>> | Factory configured - do not | JP1 pins  | Unidentified |
   |   | alter                       |   1 - 2   |              |
   |---+-----------------------------+-----------+--------------|
   |>> | Factory configured - do not | JP1 pin 8 | Unidentified |
   |   | alter                       |           |              |
   |---+-----------------------------+-----------+--------------|
   |>> | Factory configured - do not | JP1 pins  | Unidentified |
   |   | alter                       |  15 - 30  |              |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             MASTER SQE HEARTBEAT CONFIGURATION             |
   |------------------------------------------------------------|
   |          Setting           |              JP1              |
   |----------------------------+-------------------------------|
   |>>  |        Enabled        |       Pins 4 & 5 closed       |
   |----+-----------------------+-------------------------------|
   |    |       Disabled        |       Pins 3 & 4 closed       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             PORT 1 SQE HEARTBEAT CONFIGURATION             |
   |------------------------------------------------------------|
   |          Setting           |        JP1/pins 6 & 7         |
   |----------------------------+-------------------------------|
   |          Enabled           |            Closed             |
   |----------------------------+-------------------------------|
   |          Disabled          |             Open              |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             PORT 2 SQE HEARTBEAT CONFIGURATION             |
   |------------------------------------------------------------|
   |          Setting           |       JP1/pins 9 & `10        |
   |----------------------------+-------------------------------|
   |          Enabled           |            Closed             |
   |----------------------------+-------------------------------|
   |          Disabled          |             Open              |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             PORT 3 SQE HEARTBEAT CONFIGURATION             |
   |------------------------------------------------------------|
   |          Setting           |       JP1/pins 11 & 12        |
   |----------------------------+-------------------------------|
   |          Enabled           |            Closed             |
   |----------------------------+-------------------------------|
   |          Disabled          |             Open              |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |             PORT 4 SQE HEARTBEAT CONFIGURATION             |
   |------------------------------------------------------------|
   |          Setting           |       JP1/pins 13 & 14        |
   |----------------------------+-------------------------------|
   |          Enabled           |            Closed             |
   |----------------------------+-------------------------------|
   |          Disabled          |             Open              |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   | LED  | Color  | Status |             Condition             |
   |------+--------+--------+-----------------------------------|
   | JAB1 | Yellow |   On   |     Jabber detected on port 1     |
   |------+--------+--------+-----------------------------------|
   | JAB1 | Yellow |  Off   |   Jabber not detected on port 1   |
   |------+--------+--------+-----------------------------------|
   | XMT1 | Green  |   On   |  Port 1 is transmitting data to   |
   |      |        |        |            the network            |
   |------+--------+--------+-----------------------------------|
   | XMT1 | Green  |  Off   |  Port 1 is not transmitting data  |
   |      |        |        |          to the network           |
   |------+--------+--------+-----------------------------------|
   | XMT2 | Green  |   On   |  Port 2 is transmitting data to   |
   |      |        |        |            the network            |
   |------+--------+--------+-----------------------------------|
   | XMT2 | Green  |  Off   |  Port 2 is not transmitting data  |
   |      |        |        |          to the network           |
   |------+--------+--------+-----------------------------------|
   | JAB2 | Yellow |   On   |     Jabber detected on port 2     |
   |------+--------+--------+-----------------------------------|
   | JAB2 | Yellow |  Off   |   Jabber not detected on port 2   |
   |------+--------+--------+-----------------------------------|
   | XMT3 | Green  |   On   |  Port 3 is transmitting data to   |
   |      |        |        |            the network            |
   |------+--------+--------+-----------------------------------|
   | XMT3 | Green  |  Off   |  Port 3 is not transmitting data  |
   |      |        |        |          to the network           |
   |------+--------+--------+-----------------------------------|
   | JAB3 | Yellow |   On   |     Jabber detected on port 3     |
   |------+--------+--------+-----------------------------------|
   | JAB3 | Yellow |  Off   |   Jabber not detected on port 3   |
   |------+--------+--------+-----------------------------------|
   | JAB4 | Yellow |   On   |     Jabber detected on port 4     |
   |------+--------+--------+-----------------------------------|
   | JAB4 | Yellow |  Off   |   Jabber not detected on port 4   |
   |------+--------+--------+-----------------------------------|
   | XMT4 | Green  |   On   |  Port 4 is transmitting data to   |
   |      |        |        |            the network            |
   |------+--------+--------+-----------------------------------|
   | XMT4 | Green  |  Off   |  Port 4 is not transmitting data  |
   |      |        |        |          to the network           |
   |------+--------+--------+-----------------------------------|
   | COL  |  Red   |   On   |    Network collision detected     |
   |------+--------+--------+-----------------------------------|
   | COL  |  Red   |  Off   |  Network collision not detected   |
   |------+--------+--------+-----------------------------------|
   | RCV  | Yellow |   On   |   Transceiver is receiving data   |
   |      |        |        |         from the network          |
   |------+--------+--------+-----------------------------------|
   | RCV  | Yellow |  Off   | Transceiver is not receiving data |
   |      |        |        |         from the network          |
   |------+--------+--------+-----------------------------------|
   | SQE  | Yellow |   On   |   SQE heartbeat signal enabled    |
   |------+--------+--------+-----------------------------------|
   | SQE  | Yellow |  Off   |   SQE heartbeat signal disabled   |
   |------+--------+--------+-----------------------------------|
   | PWR  | Green  |   On   |            Power is on            |
   |------+--------+--------+-----------------------------------|
   | PWR  | Green  |  Off   |           Power is off            |
   +------------------------------------------------------------+