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       # GVC TECHNOLOGIES, INC.
       
          8-BIT 10BASE2
       
          NIC Type         Ethernet                                      
          Transfer Rate    10Mbps                                        
          Data Bus         8-bit ISA                                     
          Topology         Linear Bus                                    
          Wiring Type      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   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    INTERRUPT SELECTION                     |
          |------------------------------------------------------------|
          |    IRQ    |   JP1/D    |   JP1/E    |   JP1/F   |  JP1/G   |
          |-----------+------------+------------+-----------+----------|
          | » |   3   |   Closed   |    Open    |   Open    |   Open   |
          |---+-------+------------+------------+-----------+----------|
          |   |   4   |    Open    |   Closed   |   Open    |   Open   |
          |---+-------+------------+------------+-----------+----------|
          |   |   5   |    Open    |    Open    |  Closed   |   Open   |
          +------------------------------------------------------------+
       
          +-------------------------------------------------------------+
          |                    CABLE TYPE SELECTION                     |
          |-------------------------------------------------------------|
          | Cable Type  |JP2/A|JP2/B|JP2/C|JP2/D|JP2/E|JP2/F|JP2/G|JP2/H|
          |-------------+-----+-----+-----+-----+-----+-----+-----+-----|
          | |    AUI    |1 & 2|1 & 2|1 & 2|1 & 2|1 & 2|1 & 2|1 & 2|1 & 2|
          | |Transceiver|     |     |     |     |     |     |     |     |
          | | via DB-15 |     |     |     |     |     |     |     |     |
          | |   port    |     |     |     |     |     |     |     |     |
          |-+-----------+-----+-----+-----+-----+-----+-----+-----+-----|
          |»| RG-58A/U  |2 & 3|2 & 3|2 & 3|2 & 3|2 & 3|2 & 3|2 & 3|2 & 3|
          | |   50ohm   |     |     |     |     |     |     |     |     |
          | |  coaxial  |     |     |     |     |     |     |     |     |
          |-------------------------------------------------------------|
          |Note: Pins designated should be in the closed position.      |
          +-------------------------------------------------------------+