JATON CORPORATION
=================

   JAM-3002

   Processor             80386DX                                  
   Processor Speed       33/40MHz                                 
   Chip Set              ETEQ                                     
   Max. Onboard DRAM     Model 1: 49MB                            
                                                                  
                         Model 2: 52MB                            
   Cache                 32/64/128/256KB                          
   BIOS                  AMI                                      
   Dimensions            330mm x 218mm                            
   I/O Options           None                                     
   NPU Options           80387/3167                               

<gopher://bitreich.org/I/th99/m/I-L/30734-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose           | Location | Purpose          | Location |
   |-------------------+----------+------------------+----------|
   | Power LED &       |    J1    | Turbo switch     |    J4    |
   | keylock           |          |                  |          |
   |-------------------+----------+------------------+----------|
   | Speaker           |    J2    | Turbo LED        |    J5    |
   |-------------------+----------+------------------+----------|
   | Reset switch      |    J3    | External battery |    J8    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |              Function              | Jumper |   Position   |
   |------------------------------------+--------+--------------|
   |>> | Parity check enabled           |   J6   |    Closed    |
   |---+--------------------------------+--------+--------------|
   |   | Parity check disabled          |   J6   |     Open     |
   |---+--------------------------------+--------+--------------|
   |>> | Monitor type select color      |   J7   |    Closed    |
   |---+--------------------------------+--------+--------------|
   |   | Monitor type select monochrome |   J7   |     Open     |
   |---+--------------------------------+--------+--------------|
   |>> | Battery type select internal   |   J8   |  pins 1 & 2  |
   |   |                                |        |    closed    |
   |---+--------------------------------+--------+--------------|
   |   | Battery type select external   |   J8   |    Closed    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                DRAM CONFIGURATION (MODEL 1)                |
   |------------------------------------------------------------|
   | Size |  Bank 0   |   Bank 1    |   Bank 2    |   Bank 3    |
   |------+-----------+-------------+-------------+-------------|
   | 1MB  | (8) 44256 |    NONE     |    NONE     |    NONE     |
   |------+-----------+-------------+-------------+-------------|
   | 2MB  | (8) 44256 | (4) 256K x  |    NONE     |    NONE     |
   |      |           |      9      |             |             |
   |------+-----------+-------------+-------------+-------------|
   | 3MB  | (8) 44256 | (4) 256K x  | (4) 256K x  |    NONE     |
   |      |           |      9      |      9      |             |
   |------+-----------+-------------+-------------+-------------|
   | 4MB  | (8) 44256 | (4) 256K x  | (4) 256K x  | (4) 256K x  |
   |      |           |      9      |      9      |      9      |
   |------+-----------+-------------+-------------+-------------|
   | 6MB  | (8) 44256 | (4) 256K x  | (4) 1M x 9  |    NONE     |
   |      |           |      9      |             |             |
   |------+-----------+-------------+-------------+-------------|
   | 7MB  | (8) 44256 | (4) 256K x  | (4) 256K x  | (4) 1M x 9  |
   |      |           |      9      |      9      |             |
   |------+-----------+-------------+-------------+-------------|
   | 10MB | (8) 44256 | (4) 256K x  | (4) 1M x 9  | (4) 1M x 9  |
   |      |           |      9      |             |             |
   |------+-----------+-------------+-------------+-------------|
   | 37MB | (8) 44256 | (4) 1M x 9  | (4) 4M x 9  | (4) 4M x 9  |
   |------+-----------+-------------+-------------+-------------|
   | 49MB | (8) 44256 | (4) 4M x 9  | (4) 4M x 9  | (4) 4M x 9  |
   |------------------------------------------------------------|
   | Note:Bank 0 is factory installed and is not configurable.  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                DRAM CONFIGURATION (MODEL 2)                |
   |------------------------------------------------------------|
   | Size |   Bank 0   |   Bank 1    |   Bank 2    |   Bank 3   |
   |------+------------+-------------+-------------+------------|
   | 4MB  | (8) 441000 |    NONE     |    NONE     |    NONE    |
   |------+------------+-------------+-------------+------------|
   | 5MB  | (8) 441000 | (4) 256K x  |    NONE     |    NONE    |
   |      |            |      9      |             |            |
   |------+------------+-------------+-------------+------------|
   | 8MB  | (8) 441000 | (4) 1M x 9  |    NONE     |    NONE    |
   |------+------------+-------------+-------------+------------|
   | 9MB  | (8) 441000 | (4) 1M x 9  | (4) 256K x  |    NONE    |
   |      |            |             |      9      |            |
   |------+------------+-------------+-------------+------------|
   | 10MB | (8) 441000 | (4) 1M x 9  | (4) 256K x  | (4) 256K x |
   |      |            |             |      9      |     9      |
   |------+------------+-------------+-------------+------------|
   | 12MB | (8) 441000 | (4) 1M x 9  | (4) 1M x 9  |    NONE    |
   |------+------------+-------------+-------------+------------|
   | 13MB | (8) 441000 | (4) 1M x 9  | (4) 1M x 9  | (4) 256K x |
   |      |            |             |             |     9      |
   |------+------------+-------------+-------------+------------|
   | 16MB | (8) 441000 | (4) 1M x 9  | (4) 1M x 9  | (4) 1M x 9 |
   |------+------------+-------------+-------------+------------|
   | 20MB | (8) 441000 | (4) 4M x 9  |    NONE     |    NONE    |
   |------+------------+-------------+-------------+------------|
   | 24MB | (8) 441000 | (4) 1M x 9  | (4) 4M x 9  |    NONE    |
   |------+------------+-------------+-------------+------------|
   | 28MB | (8) 441000 | (4) 1M x 9  | (4) 1M x 9  | (4) 4M x 9 |
   |------+------------+-------------+-------------+------------|
   | 36MB | (8) 441000 | (4) 4M x 9  | (4) 4M x 9  |            |
   |------+------------+-------------+-------------+------------|
   | 40MB | (8) 441000 | (4) 1M x 9  | (4) 4M x 9  | (4) 4M x 9 |
   |------+------------+-------------+-------------+------------|
   | 52MB | (8) 441000 | (4) 4M x 9  | (4) 4M x 9  | (4) 4M x 9 |
   |------------------------------------------------------------|
   | Note:Bank 0 is factory installed and is not configurable.  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                    CACHE CONFIGURATION                     |
   |------------------------------------------------------------|
   |    Size    |    Bank 0     |    Bank 1     |      TAG      |
   |------------+---------------+---------------+---------------|
   |    32KB    |  (4) 8K x 8   |     NONE      |  (2) 16K x 4  |
   |------------+---------------+---------------+---------------|
   |    64KB    |  (4) 8K x 8   |  (4) 8K x 8   |  (2) 16K x 4  |
   |------------+---------------+---------------+---------------|
   |   128KB    |  (4) 32K x 8  |     NONE      |  (2) 16K x 4  |
   |------------+---------------+---------------+---------------|
   |   256KB    |  (4) 32K x 8  |  (4) 32K x 8  |  (2) 16K x 4  |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 CACHE JUMPER CONFIGURATION                 |
   |------------------------------------------------------------|
   | Size  | S1  | S2  | S3  | S4  | S5  | S6  | S7  | S8  | S9 |
   |-------+-----+-----+-----+-----+-----+-----+-----+-----+----|
   | 32KB  | 1 & | 1 & | 1 & | 2 & | 2 & | 1 & | 1 & | 1 & | 2  |
   |       |  2  |  2  |  2  |  3  |  3  |  2  |  2  |  2  | &  |
   |       |     |     |     |     |     |     |     |     | 3  |
   |-------+-----+-----+-----+-----+-----+-----+-----+-----+----|
   | 64KB  | 2 & | 1 & | 1 & | 2 & | 1 & | 1 & | 1 & | 1 & | 1  |
   |       |  3  |  2  |  2  |  3  |  2  |  2  |  2  |  2  | &  |
   |       |     |     |     |     |     |     |     |     | 2  |
   |-------+-----+-----+-----+-----+-----+-----+-----+-----+----|
   | 128KB | 2 & | 2 & | 1 & | 1 & | 1 & | 1 & | 1 & | 2 & | 4  |
   |       |  3  |  3  |  2  |  2  |  2  |  2  |  2  |  3  | &  |
   |       |     |     |     |     |     |     |     |     | 5  |
   |-------+-----+-----+-----+-----+-----+-----+-----+-----+----|
   | 256KB | 2 & | 2 & | 2 & | 1 & | 1 & | 2 & | 2 & | 2 & | 5  |
   |       |  3  |  3  |  3  |  2  |  2  |  3  |  3  |  3  | &  |
   |       |     |     |     |     |     |     |     |     | 6  |
   |------------------------------------------------------------|
   | Note: Pins designated should be in the closed postion.     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                     NPU CONFIGURATION                      |
   |------------------------------------------------------------|
   |       Type       |         W1          |        W2         |
   |------------------+---------------------+-------------------|
   |       None       |        Open         |       Open        |
   |------------------+---------------------+-------------------|
   |      80387       |        Open         |      Closed       |
   |------------------+---------------------+-------------------|
   |       3167       |       Closed        |       Open        |
   |------------------------------------------------------------|
   | Note:If jumpers W1 & W2 are not present, the NPU will be   |
   | automatically detected.                                    |
   +------------------------------------------------------------+