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       # AMERICAN MEGATRENDS, INC.
       
          AMIDISK EXTENDER
       
          Device Type           Hard drive controller                    
          BIOS                  AMI                                      
          Hard Drives supported Two IDE (AT) drives                      
          Card Size             Half-length, half-height card            
          Data Bus              8-bit ISA                                
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |              Function               |   Label   | Position |
          |-------------------------------------+-----------+----------|
          | » | Factory configured - do not     | J1/pins 7 |  Closed  |
          |   | alter (ROM BIOS)                |   & 15    |          |
          |---+---------------------------------+-----------+----------|
          | » | Factory configured - do not     | J1/pins 8 |   Open   |
          |   | alter (ROM BIOS)                |   & 16    |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   BIOS ADDRESS SELECTION                   |
          |------------------------------------------------------------|
          |          Address           |              J1               |
          |----------------------------+-------------------------------|
          | » |         C8000h         |       Pins 1 & 9 closed       |
          |---+------------------------+-------------------------------|
          |   |         CC000h         |      Pins 2 & 10 closed       |
          |---+------------------------+-------------------------------|
          |   |         D0000h         |      Pins 3 & 11 closed       |
          |---+------------------------+-------------------------------|
          |   |         D4000h         |      Pins 4 & 12 closed       |
          |---+------------------------+-------------------------------|
          |   |         D8000h         |      Pins 5 & 13 closed       |
          |---+------------------------+-------------------------------|
          |   |         DC000h         |      Pins 6 & 14 closed       |
          +------------------------------------------------------------+