CABLETRON SYSTEMS, INC.
=======================

   E3020/-X (Coaxial)

   NIC Type         Ethernet                                      
   Transfer Rate    10Mbps                                        
   Data Bus         16/32-bit MCA                                 
   Topology         Star                                          
                                                                  
                    Linear Bus                                    
   Wiring Type      RG-58A/U 50ohm coaxial                        
                                                                  
                    AUI transceiver via DB-15 port                
   Boot ROM         Not Available                                 

<gopher://bitreich.org/I/th99/n/C-D/40229-1.png>
   

   +------------------------------------------------------------+
   |                         CABLE TYPE                         |
   |------------------------------------------------------------|
   |            Type             |  Switch PSS   |     JP2      |
   |-----------------------------+---------------+--------------|
   |>>    |    RG-58A/U 50ohm    |      On       |  Pins 2 & 3  |
   |      |       coaxial        |               |    Closed    |
   |------+----------------------+---------------+--------------|
   |      | AUI transceiver via  |      Off      |  Pins 1 & 2  |
   |      |      DB-15 port      |               |    Closed    |
   |------------------------------------------------------------|
   | Note:JP2 is used to enabled the DC converter on the card   |
   | to supply power to coaxial networks.                       |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |              SIGNAL QUALITY ERROR (SQE) TEST               |
   |------------------------------------------------------------|
   |               Setting               |      Switch SQE      |
   |-------------------------------------+----------------------|
   |>>            |       Disabled       |         Off          |
   |--------------+----------------------+----------------------|
   |              |       Enabled        |          On          |
   |------------------------------------------------------------|
   | Note:Signal Quality Error (SQE) is a test of the collision |
   | circuitry and path.                                        |
   +------------------------------------------------------------+

<gopher://bitreich.org/I/th99/n/C-D/40229-2.png>
   

   +------------------------------------------------------------+
   |                     DIAGNOSTIC LED(S)                      |
   |------------------------------------------------------------|
   | LED | Color  |   Status    |           Condition           |
   |-----+--------+-------------+-------------------------------|
   |  1  | Green  | On/Blinking |   Data is being transmitted   |
   |-----+--------+-------------+-------------------------------|
   |  1  | Green  |     Off     | Data is not being transmitted |
   |-----+--------+-------------+-------------------------------|
   |  2  |  Red   | On/Blinking | Collision detected on network |
   |-----+--------+-------------+-------------------------------|
   |  2  |  Red   |     Off     |       Normal operation        |
   |-----+--------+-------------+-------------------------------|
   |  3  | Yellow | On/Blinking |    Data is being received     |
   |-----+--------+-------------+-------------------------------|
   |  3  | Yellow |     Off     |  Data is not being received   |
   |-----+--------+-------------+-------------------------------|
   |  4  | Green  |     On      |    Card is receiving power    |
   |-----+--------+-------------+-------------------------------|
   |  4  | Green  |     Off     |  Card is not receiving power  |
   +------------------------------------------------------------+