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       # GVC TECHNOLOGIES, INC.
       
          16-BIT THREE-IN-ONE
       
          NIC Type         Ethernet                                      
          Transfer Rate    10Mbps                                        
          Data Bus         16-bit ISA                                    
          Topology         Linear Bus/Star                               
          Wiring Type      Unshielded Twisted Pair                       
                                                                         
                           AUI Transceiver via DB-15 port                
                                                                         
                           RG-58A/U 50ohm coaxial                        
                                                                         
                           RG-58C/A                                      
          Boot ROM         Available                                     
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                   BOOT ROM CONFIGURATION                   |
          |------------------------------------------------------------|
          |             Setting             |          JP1/A           |
          |---------------------------------+--------------------------|
          |    |          Enabled           |          Closed          |
          |----+----------------------------+--------------------------|
          | »  |          Disabled          |           Open           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     ADDRESS SELECTION                      |
          |------------------------------------------------------------|
          | Base I/O Address | Boot ROM Address |   JP1/B   |  JP1/C   |
          |------------------+------------------+-----------+----------|
          |       300h       |      C800h       |  Closed   |  Closed  |
          |------------------+------------------+-----------+----------|
          |       320h       |      CC00h       |   Open    |  Closed  |
          |------------------+------------------+-----------+----------|
          |       340h       |      D000h       |  Closed   |   Open   |
          |------------------+------------------+-----------+----------|
          |       360h       |      D400h       |   Open    |   Open   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  WAIT STATE CONFIGURATION                  |
          |------------------------------------------------------------|
          |           Wait states           |          JP1/D           |
          |---------------------------------+--------------------------|
          |    |          Enabled           |          Closed          |
          |----+----------------------------+--------------------------|
          | »  |          Disabled          |           Open           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    INTERRUPT SELECTION                     |
          |------------------------------------------------------------|
          |    IRQ    |   JP1/E    |   JP1/F   |   JP1/G   |   JP1/H   |
          |-----------+------------+-----------+-----------+-----------|
          | » |   3   |   Closed   |   Open    |   Open    |   Open    |
          |---+-------+------------+-----------+-----------+-----------|
          |   |   4   |    Open    |  Closed   |   Open    |   Open    |
          |---+-------+------------+-----------+-----------+-----------|
          |   |   5   |    Open    |   Open    |  Closed   |   Open    |
          |---+-------+------------+-----------+-----------+-----------|
          |   |   9   |    Open    |   Open    |   Open    |  Closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CABLE TYPE SELECTION                    |
          |------------------------------------------------------------|
          |            Cable Type            |   JP2/A    |   JP2/B    |
          |----------------------------------+------------+------------|
          |   |   Unshielded Twisted Pair    | Pins 2 & 3 | Pins 2 & 3 |
          |   |                              |   closed   |   closed   |
          |---+------------------------------+------------+------------|
          |   |  AUI Transceiver via DB-15   | Pins 2 & 3 | Pins 1 & 2 |
          |   |             port             |   closed   |   closed   |
          |---+------------------------------+------------+------------|
          | » |    RG58A/U 50ohm coaxial     | Pins 1 & 2 | Pins 1 & 2 |
          |   |                              |   closed   |   closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  LINK TEST CONFIGURATION                   |
          |------------------------------------------------------------|
          |          Setting           |              JP3              |
          |----------------------------+-------------------------------|
          | » |        Enabled         |       Pins 1 & 2 closed       |
          |---+------------------------+-------------------------------|
          |   |        Disabled        |       Pins 2 & 3 closed       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DIAGNOSTIC LED(S)                      |
          |------------------------------------------------------------|
          | LED  |   Color   | Status |           Condition            |
          |------+-----------+--------+--------------------------------|
          | LED1 | Green/Red |   On   |       Data is not being        |
          |      |           |        |      transmitted/received      |
          |------+-----------+--------+--------------------------------|
          | LED1 | Green/Red |  Off   |         Data is being          |
          |      |           |        |      transmitted/received      |
          |------+-----------+--------+--------------------------------|
          | LED2 |   Green   |   On   | 10Base-T network connection is |
          |      |           |        |              good              |
          |------+-----------+--------+--------------------------------|
          | LED2 |   Green   |  Off   | 10Base-T network connection is |
          |      |           |        |  broken or JP2/B is disabled   |
          +------------------------------------------------------------+