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       # AMERICAN MEGATRENDS, INC.
       
          BABY VOYAGER
       
          Processor        80486DX                                       
          Processor Speed  33MHz                                         
          Chip Set         AMI                                           
          Max. Onboard     32MB                                          
          DRAM             
          Cache            64/256KB                                      
          BIOS             AMI                                           
          Dimensions       330mm x 218mm                                 
          I/O Options      Floppy interface, IDE interface, parallel     
                           port, serial ports (2)                        
          NPU Options      4167                                          
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose           | Location | Purpose          | Location |
          |-------------------+----------+------------------+----------|
          | IDE interface LED |    J1    | Diagnostic LED   |   J39    |
          |-------------------+----------+------------------+----------|
          | External battery  |    J2    | Parallel port    |    P3    |
          |-------------------+----------+------------------+----------|
          | Reset switch      |   J12    | Serial port 2    |    P4    |
          |-------------------+----------+------------------+----------|
          | Speaker           |   J13    | Serial port 1    |    P5    |
          |-------------------+----------+------------------+----------|
          | Power LED &       |   J15    | Floppy interface |    P6    |
          | keylock           |          |                  |          |
          |-------------------+----------+------------------+----------|
          | Turbo LED         |   J23    | IDE interface    |    P7    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |           Function            | Jumper/Switch |  Position  |
          |-------------------------------+---------------+------------|
          | » | Serial port 2 select IRQ3 |      J6       | pins 2 & 3 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | Serial port 2 select IRQ4 |      J6       | pins 1 & 2 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          | » | Serial port 1 select IRQ4 |      J9       | pins 2 & 3 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | Serial port 1 select IRQ3 |      J9       | pins 1 & 2 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          | » | Parallel port select IRQ5 |      J18      | pins 1 & 2 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | Parallel port select IRQ7 |      J18      | pins 2 & 3 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |      J19      | pins 2 & 3 |
          |   | not alter (Burst address  |               |   closed   |
          |   | 2)                        |               |            |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |      J20      | pins 2 & 3 |
          |   | not alter (Burst address  |               |   closed   |
          |   | 3)                        |               |            |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |      J28      | pins 2 & 3 |
          |   | not alter (I/O bus clock  |               |   closed   |
          |   | 8MHz)                     |               |            |
          |---+---------------------------+---------------+------------|
          | » | BIOS type select 27512    |      J29      | pins 2 & 3 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | BIOS type select 27256    |      J29      | pins 1 & 2 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |      J35      |   Closed   |
          |   | not alter (Burst mode     |               |            |
          |   | enabled)                  |               |            |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |      J40      |   Closed   |
          |   | not alter (ROM access 0   |               |            |
          |   | wait state)               |               |            |
          |---+---------------------------+---------------+------------|
          | » | ROM diagnostics disabled  |     SW1/1     |    Off     |
          |---+---------------------------+---------------+------------|
          |   | ROM diagnostics enabled   |     SW1/1     |     On     |
          |---+---------------------------+---------------+------------|
          | » | Monitor type select       |     SW1/2     |    Off     |
          |   | monochrome/EGA/VGA/PGA    |               |            |
          |---+---------------------------+---------------+------------|
          |   | Monitor type select color |     SW1/2     |     On     |
          |---+---------------------------+---------------+------------|
          | » | EGA/VGA shadow at C000    |     SW1/3     |     On     |
          |   | segment enabled           |               |            |
          |---+---------------------------+---------------+------------|
          |   | EGA/VGA shadow at C000    |     SW1/3     |    Off     |
          |   | segment disabled          |               |            |
          |---+---------------------------+---------------+------------|
          | » | ROM BIOS shadow at F000   |     SW1/4     |     On     |
          |   | segment enabled           |               |            |
          |---+---------------------------+---------------+------------|
          |   | ROM BIOS shadow at F000   |     SW1/4     |    Off     |
          |   | segment disabled          |               |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |       Bank 1       |
          |------------------+--------------------+--------------------|
          |       1MB        |    (4) 256K x 9    |        NONE        |
          |------------------+--------------------+--------------------|
          |       2MB        |    (4) 256K x 9    |    (4) 256K x 9    |
          |------------------+--------------------+--------------------|
          |       4MB        |     (4) 1M x 9     |        NONE        |
          |------------------+--------------------+--------------------|
          |       8MB        |     (4) 1M x 9     |     (4) 1M x 9     |
          |------------------+--------------------+--------------------|
          |       16MB       |     (4) 4M x 9     |        NONE        |
          |------------------+--------------------+--------------------|
          |       32MB       |     (4) 4M x 9     |     (4) 4M x 9     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |              DRAM JUMPER/SWITCH CONFIGURATION              |
          |------------------------------------------------------------|
          |  Size   |   J4   |   J5   | SW1/5  | SW1/6 | SW1/7 | SW1/8 |
          |---------+--------+--------+--------+-------+-------+-------|
          |  640KB  | 2 & 3  | 2 & 3  |   On   |  On   |  On   |  On   |
          |---------+--------+--------+--------+-------+-------+-------|
          | 1.64MB  | 2 & 3  | 2 & 3  |   On   |  Off  |  On   |  On   |
          |---------+--------+--------+--------+-------+-------+-------|
          |   4MB   | 2 & 3  | 1 & 2  |   On   |  On   |  On   |  Off  |
          |---------+--------+--------+--------+-------+-------+-------|
          |   8MB   | 2 & 3  | 1 & 2  |   On   |  Off  |  On   |  Off  |
          |---------+--------+--------+--------+-------+-------+-------|
          |  16MB   | 1 & 2  | 1 & 2  |   On   |  On   |  Off  |  Off  |
          |---------+--------+--------+--------+-------+-------+-------|
          |  32MB   | 1 & 2  | 1 & 2  |   On   |  Off  |  Off  |  Off  |
          |------------------------------------------------------------|
          | Note: Pins designated should be in the closed position.    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |            Size            |             Cache             |
          |----------------------------+-------------------------------|
          |            64KB            |          (8) 16K x 4          |
          |----------------------------+-------------------------------|
          |           256KB            |          (8) 64K x 4          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          |  Size   |        J21        |        J22        |   J36    |
          |---------+-------------------+-------------------+----------|
          |  64KB   | pins 2 & 3 closed | pins 2 & 3 closed |   Open   |
          |---------+-------------------+-------------------+----------|
          |  256KB  | pins 1 & 2 closed | pins 1 & 2 closed |  Closed  |
          +------------------------------------------------------------+