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       # EDIMAX COMPUTER COMPANY
       
          2000A
       
          NIC Type         Ethernet                                      
          Transfer Rate    10Mbps                                        
          Data Bus         16-bit ISA                                    
          Topology         Star                                          
                                                                         
                           Linear Bus                                    
          Wiring Type      RG-58A/U 50ohm coaxial                        
                                                                         
                           Unshielded twisted pair                       
                                                                         
                           AUI transceiver via DB-15 port                
          Boot ROM         Available                                     
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                     COMPATIBILITY MODE                     |
          |------------------------------------------------------------|
          |            Setting            |            JP1             |
          |-------------------------------+----------------------------|
          | »         |     Disabled      |     Pins 1 & 2 Closed      |
          |-----------+-------------------+----------------------------|
          |           |      Enabled      |     Pins 2 & 3 Closed      |
          |------------------------------------------------------------|
          | Note: On some systems the data bus timing is not truly IBM |
          | PC/AT compatible. If the card is not initializing,         |
          | enabling the compatibility mode may allow the card to      |
          | operate properly                                           |
          +------------------------------------------------------------+
       
       +---------------------------------------------------------------------------------+
       |                               INTERRUPT SETTINGS                                |
       |---------------------------------------------------------------------------------|
       |IRQ | JP2A | JP2B | JP2C | JP2D | JP2E | JP2F | JP2G | JP2H | JP2I | JP2J | JP2K |
       |----+------+------+------+------+------+------+------+------+------+------+------|
       | |2 | Open | Open | Open | Open | Open |Closed| Open | Open | Open | Open | Open |
       |-+--+------+------+------+------+------+------+------+------+------+------+------|
       |»|3 | Open | Open | Open | Open | Open | Open | Open | Open | Open | Open |Closed|
       |-+--+------+------+------+------+------+------+------+------+------+------+------|
       | |4 | Open | Open | Open | Open | Open | Open | Open | Open | Open |Closed| Open |
       |-+--+------+------+------+------+------+------+------+------+------+------+------|
       | |5 | Open | Open | Open | Open | Open | Open | Open | Open |Closed| Open | Open |
       |-+--+------+------+------+------+------+------+------+------+------+------+------|
       | |6 | Open | Open | Open | Open | Open | Open | Open |Closed| Open | Open | Open |
       |-+--+------+------+------+------+------+------+------+------+------+------+------|
       | |7 | Open | Open | Open | Open | Open | Open |Closed| Open | Open | Open | Open |
       |-+--+------+------+------+------+------+------+------+------+------+------+------|
       | |10| Open | Open | Open | Open |Closed| Open | Open | Open | Open | Open | Open |
       |-+--+------+------+------+------+------+------+------+------+------+------+------|
       | |11| Open | Open | Open |Closed| Open | Open | Open | Open | Open | Open | Open |
       |-+--+------+------+------+------+------+------+------+------+------+------+------|
       | |12| Open | Open |Closed| Open | Open | Open | Open | Open | Open | Open | Open |
       |-+--+------+------+------+------+------+------+------+------+------+------+------|
       | |14| Open |Closed| Open | Open | Open | Open | Open | Open | Open | Open | Open |
       |-+--+------+------+------+------+------+------+------+------+------+------+------|
       | |15|Closed| Open | Open | Open | Open | Open | Open | Open | Open | Open | Open |
       +---------------------------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                          BOOT ROM                          |
          |------------------------------------------------------------|
          |             Setting             |           JP3            |
          |---------------------------------+--------------------------|
          | » |          Disabled           |           Open           |
          |---+-----------------------------+--------------------------|
          |   |           Enabled           |          Closed          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                      I/O BASE ADDRESS                      |
          |------------------------------------------------------------|
          |       Address       |       JP2L        |       JP2M       |
          |---------------------+-------------------+------------------|
          | » |      300h       |      Closed       |      Closed      |
          |---+-----------------+-------------------+------------------|
          |   |      320h       |      Closed       |       Open       |
          |---+-----------------+-------------------+------------------|
          |   |      340h       |       Open        |      Closed      |
          |---+-----------------+-------------------+------------------|
          |   |      360h       |       Open        |       Open       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                      BOOT ROM ADDRESS                      |
          |------------------------------------------------------------|
          |    Address    |   JP4A    |   JP4B   |   JP4C   |   JP4D   |
          |---------------+-----------+----------+----------+----------|
          |   |  C0000h   |  Closed   |  Closed  |  Closed  |  Closed  |
          |---+-----------+-----------+----------+----------+----------|
          |   |  C4000h   |  Closed   |  Closed  |  Closed  |   Open   |
          |---+-----------+-----------+----------+----------+----------|
          | » |  C8000h   |  Closed   |  Closed  |   Open   |  Closed  |
          |---+-----------+-----------+----------+----------+----------|
          |   |  CC000h   |  Closed   |  Closed  |   Open   |   Open   |
          |---+-----------+-----------+----------+----------+----------|
          |   |  D0000h   |  Closed   |   Open   |  Closed  |  Closed  |
          |---+-----------+-----------+----------+----------+----------|
          |   |  D4000h   |  Closed   |   Open   |  Closed  |   Open   |
          |---+-----------+-----------+----------+----------+----------|
          |   |  D8000h   |  Closed   |   Open   |   Open   |  Closed  |
          |---+-----------+-----------+----------+----------+----------|
          |   |  DC000h   |  Closed   |   Open   |   Open   |   Open   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                       AUTO-POLARITY                        |
          |------------------------------------------------------------|
          |        Setting         |                JP5                |
          |------------------------+-----------------------------------|
          |        Enabled         |         Pins 1 & 2 Closed         |
          |------------------------+-----------------------------------|
          |        Disabled        |         Pins 2 & 3 Closed         |
          |------------------------------------------------------------|
          | Note:When disabled, if a reversed polarity signal occurs   |
          | the card may be damaged.                                   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              SIGNAL QUALITY ERROR (SQE) TEST               |
          |------------------------------------------------------------|
          |         Setting         |               JP6                |
          |-------------------------+----------------------------------|
          |         Enabled         |        Pins 1 & 2 Closed         |
          |-------------------------+----------------------------------|
          |        Disabled         |        Pins 2 & 3 Closed         |
          |------------------------------------------------------------|
          | Note:Signal Quality Error (SQE) is a test of the collision |
          | circuitry and path.                                        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                       SEGMENT LENGTH                       |
          |------------------------------------------------------------|
          |        Maximum Length         |            JP7             |
          |-------------------------------+----------------------------|
          | »        |     185 meters     |     Pins 2 & 3 closed      |
          |----------+--------------------+----------------------------|
          |          |     300 meters     |     Pins 1 & 2 closed      |
          |------------------------------------------------------------|
          | Note: Segment length is the total length of cable between  |
          | the two farthest cards on the segment. All cards on the    |
          | network segment must have this option set the same         |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    LINK INTEGRITY TEST                     |
          |------------------------------------------------------------|
          |            Setting            |            JP8             |
          |-------------------------------+----------------------------|
          | »         |      Enabled      |     Pins 1 & 2 Closed      |
          |-----------+-------------------+----------------------------|
          |           |     Disabled      |     Pins 2 & 3 Closed      |
          |------------------------------------------------------------|
          | Note:The link integrity test is only valid when the cable  |
          | type is unshielded twisted pair.                           |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                         CABLE TYPE                         |
          |------------------------------------------------------------|
          |           Type           | JP9A-JP9F |   JP10   |   JP12   |
          |--------------------------+-----------+----------+----------|
          | » |    RG-58A/U 50ohm    |   Open    | Pins 2 & | Pins 1 & |
          |   |       coaxial        |           | 3 Closed | 2 Closed |
          |---+----------------------+-----------+----------+----------|
          |   | AUI transceiver via  |   Open    | Pins 1 & | Pins 2 & |
          |   |      DB-15 port      |           | 2 Closed | 3 Closed |
          |---+----------------------+-----------+----------+----------|
          |   | Shielded/Unshielded  |  Closed   | Pins 2 & | Pins 2 & |
          |   |     twisted pair     |           | 3 Closed | 3 Closed |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DIAGNOSTIC LED(S)                      |
          |------------------------------------------------------------|
          | LED  | Color  | Status |             Condition             |
          |------+--------+--------+-----------------------------------|
          | LED1 | Yellow |   On   |    A reversed twisted pair is     |
          |      |        |        |      detected and corrected       |
          |------+--------+--------+-----------------------------------|
          | LED1 | Yellow |  Off   |         Normal operation          |
          |------+--------+--------+-----------------------------------|
          | LED2 | Green  |   On   |         Normal operation          |
          |------+--------+--------+-----------------------------------|
          | LED2 | Green  |  Off   |    A reversed twisted pair is     |
          |      |        |        |      detected and corrected       |
          +------------------------------------------------------------+