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       # 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                                 
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                         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.                                        |
          +------------------------------------------------------------+
       
 (IMG) IMG 2
          
       
          +------------------------------------------------------------+
          |                     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  |
          +------------------------------------------------------------+