CAF TECHNOLOGY, INC.
====================

   CAF I421

   Processor             80486SX/80487SX/80486DX                  
   Processor Speed       20/33MHz                                 
   Chip Set              UMC                                      
   Max. Onboard DRAM     32MB                                     
   Cache                 64/128/256KB                             
   BIOS                  AMI                                      
   Dimensions            330mm x 218mm                            
   I/O Options           None                                     
   NPU Options           4167                                     

<gopher://bitreich.org/I/th99/m/C-D/30324-1.png>
   

   +------------------------------------------------------------+
   |                        CONNECTIONS                         |
   |------------------------------------------------------------|
   | Purpose          | Location | Purpose           | Location |
   |------------------+----------+-------------------+----------|
   | External battery |    J4    | Power LED &       |    J7    |
   |                  |          | keylock           |          |
   |------------------+----------+-------------------+----------|
   | Turbo switch     |    J5    | Reset switch      |    W7    |
   |------------------+----------+-------------------+----------|
   | Speaker          |    J6    | Turbo LED         |   W11    |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                 USER CONFIGURABLE SETTINGS                 |
   |------------------------------------------------------------|
   |               Function               | Jumper |  Position  |
   |--------------------------------------+--------+------------|
   |>> | Factory configured - do not      |   J8   | pins 2 & 3 |
   |   | alter                            |        |   closed   |
   |---+----------------------------------+--------+------------|
   |>> | Monitor type select monochrome   |   W8   |    Open    |
   |---+----------------------------------+--------+------------|
   |   | Monitor type select color        |   W8   |   Closed   |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  W10   |   Closed   |
   |   | alter                            |        |            |
   |---+----------------------------------+--------+------------|
   |>> | Factory configured - do not      |  W20   | pins 2 & 3 |
   |   | alter                            |        |   closed   |
   +------------------------------------------------------------+

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

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

   +------------------------------------------------------------+
   |                 CACHE JUMPER CONFIGURATION                 |
   |------------------------------------------------------------|
   |   Size   |    W1    |    W2    |   W3    |   W4   |   W5   |
   |----------+----------+----------+---------+--------+--------|
   |   64KB   |   Open   |  1 & 2   |  1 & 2  | 1 & 2  | 2 & 3  |
   |----------+----------+----------+---------+--------+--------|
   |  128KB   |  1 & 2   |  1 & 2   |  2 & 3  | 2 & 3  | 2 & 3  |
   |----------+----------+----------+---------+--------+--------|
   |  256KB   |  2 & 3   |  2 & 3   |  2 & 3  | 1 & 2  | 2 & 3  |
   |------------------------------------------------------------|
   | Note:Pins designated should be in the closed position.     |
   +------------------------------------------------------------+

   +------------------------------------------------------------+
   |                   CPU TYPE CONFIGURATION                   |
   |------------------------------------------------------------|
   |  Type   |        W12        |  W13   |    W14     |  W15   |
   |---------+-------------------+--------+------------+--------|
   | 80486SX |       Open        |  Open  | pins 2 & 3 | Closed |
   |         |                   |        |   closed   |        |
   |---------+-------------------+--------+------------+--------|
   | 80487SX | pins 2 & 3 closed | Closed | pins 1 & 2 |  Open  |
   |         |                   |        |   closed   |        |
   |---------+-------------------+--------+------------+--------|
   | 80486DX | pins 1 & 2 closed | Closed | pins 1 & 2 |  Open  |
   |         |                   |        |   closed   |        |
   +------------------------------------------------------------+