PC WARE INTERNATIONAL, INC.
===========================

   MA405DC

   Processor         80486SX/80487SX/80486DX                      
   Processor Speed   25/33/40/50MHz                               
   Chip Set          ACC Micro                                    
   Max. Onboard DRAM 32MB                                         
   Cache             32/64/128/256KB                              
   BIOS              AMI                                          
   Dimensions        330mm x 218mm                                
   I/O Options       None                                         
   NPU Options       None                                         

<gopher://bitreich.org/I/th99/m/P-R/31884-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose             | Location | Purpose        | Location |
   |---------------------+----------+----------------+----------|
   | External battery    |   CN1    | Turbo switch   |   CN4    |
   |---------------------+----------+----------------+----------|
   | Power LED & keylock |   CN2    | Reset switch   |   CN5    |
   |---------------------+----------+----------------+----------|
   | Speaker             |   CN3    | Turbo LED      |   CN6    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function              | Jumper |   Position   |
   |------------------------------------+--------+--------------|
   |>> | Cache enabled                  |  JP1   |    Closed    |
   |---+--------------------------------+--------+--------------|
   |   | Cache disabled                 |  JP1   |     Open     |
   |---+--------------------------------+--------+--------------|
   |>> | 16mhz Oscillator not installed |  JP4   |  pins 2 & 3  |
   |   |                                |        |    closed    |
   |---+--------------------------------+--------+--------------|
   |   | 16MHz Oscillator installed     |  JP4   |  pins 1 & 2  |
   |   |                                |        |    closed    |
   |---+--------------------------------+--------+--------------|
   |>> | Monitor type select color      |  JP5   |  pins 2 & 3  |
   |   |                                |        |    closed    |
   |---+--------------------------------+--------+--------------|
   |   | Monitor type select monochrome |  JP5   |  pins 1 & 2  |
   |   |                                |        |    closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     DRAM CONFIGURATION                     |
   |------------------------------------------------------------|
   |       Size       |       Bank 0       |       Bank 1       |
   |------------------+--------------------+--------------------|
   |       1MB        |    (4) 256K x 9    |        NONE        |
   |------------------+--------------------+--------------------|
   |       2MB        |    (4) 256K x 9    |        NONE        |
   |------------------+--------------------+--------------------|
   |       4MB        |     (4) 1M x 9     |        NONE        |
   |------------------+--------------------+--------------------|
   |       5MB        |    (4) 256K x 9    |     (4) 1M x 9     |
   |------------------+--------------------+--------------------|
   |       8MB        |     (4) 1M x 9     |     (4) 1M x 9     |
   |------------------+--------------------+--------------------|
   |       16MB       |     (4) 4M x 9     |        NONE        |
   |------------------+--------------------+--------------------|
   |       20MB       |     (4) 1M x 9     |     (4) 4M x 9     |
   |------------------+--------------------+--------------------|
   |       32MB       |     (4) 4M x 9     |     (4) 4M x 9     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   |    Size    |    Bank 0     |    Bank 1     |      TAG      |
   |------------+---------------+---------------+---------------|
   |    32KB    |  (4) 8K x 8   |     NONE      |  (1) 32K x 8  |
   |------------+---------------+---------------+---------------|
   |    64KB    |  (4) 8K x 8   |  (4) 8K x 8   |  (1) 32K x 8  |
   |------------+---------------+---------------+---------------|
   |   128KB    |  (4) 32K x 8  |     NONE      |  (1) 32K x 8  |
   |------------+---------------+---------------+---------------|
   |   256KB    |  (4) 32K x 8  |  (4) 32K x 8  |  (1) 32K x 8  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CACHE JUMPER CONFIGURATION                 |
   |------------------------------------------------------------|
   | Size  |   JK1    | JK2  | JK3  |   JK4   |  JK5   |  JK6   |
   |-------+----------+------+------+---------+--------+--------|
   | 32KB  | 1 & 2, 3 | 1 &  | 1 &  | 1 & 2,  | pins 1 | pins 1 |
   |       |   & 4    | 2, 3 | 2, 3 |  3 & 4  |  & 2   |  & 2   |
   |       |          | & 4  | & 4  |         |        |        |
   |-------+----------+------+------+---------+--------+--------|
   | 64KB  | 1 & 2, 3 | 2 &  | 1 &  | 1 & 2,  | pins 1 | pins 1 |
   |       |   & 4    | 3, 4 | 2, 3 |  3 & 4  |  & 2   |  & 2   |
   |       |          | & 5  | & 4  |         |        |        |
   |-------+----------+------+------+---------+--------+--------|
   | 128KB | 2 & 3, 4 | 1 &  | 1 &  | 1 & 2,  | pins 1 | pins 1 |
   |       |   & 5    | 2, 4 | 2, 3 |  3 & 4  |  & 2   |  & 2   |
   |       |          | & 5  | & 4  |         |        |        |
   |-------+----------+------+------+---------+--------+--------|
   | 256KB | 2 & 3, 4 | 2 &  | 2 &  | Closed  | pins 1 | pins 2 |
   |       |   & 5    | 3, 4 | 3, 4 |         |  & 2   |  & 3   |
   |       |          | & 5  | & 5  |         |        |        |
   |------------------------------------------------------------|
   | Note:Pins designated should be in the closed position.     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   CPU TYPE CONFIGURATION                   |
   |------------------------------------------------------------|
   |   Type   |        JP2        |             JP3             |
   |----------+-------------------+-----------------------------|
   | 80486SX  | pins 2 & 3 closed |      pins 2 & 3 closed      |
   |----------+-------------------+-----------------------------|
   | 80487SX  | pins 1 & 2 closed | pins 1 & 2 and 3 & 4 closed |
   |----------+-------------------+-----------------------------|
   | 80486DX  | pins 3 & 4 closed | pins 1 & 2 and 3 & 4 closed |
   +------------------------------------------------------------+