(TXT) View Source
       
       # CACHING TECH CORPORATION
       
          BC3486F
       
          Processor         80386DX/80486SX/80487SX/80486DX/80486DX2     
          Processor Speed   16/20/25/33/40/50(internal)/66(internal)MHz  
          Chip Set          FOREX                                        
          Max. Onboard DRAM 32MB                                         
          Cache             64/128/256KB                                 
          BIOS              AMI                                          
          Dimensions        330mm x 218mm                                
          I/O Options       PS/2 mouse port                              
          NPU Options       80387SX                                      
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose          | Location | Purpose           | Location |
          |------------------+----------+-------------------+----------|
          | PS/2 mouse port  |   CN1    | Turbo switch      |   JP15   |
          |------------------+----------+-------------------+----------|
          | External battery |   JP2    | Turbo LED         |   JP16   |
          |------------------+----------+-------------------+----------|
          | Reset switch     |   JP8    | Speaker           |   JP17   |
          |------------------+----------+-------------------+----------|
          | Power LED &      |   JP14   | External keyboard |   JP20   |
          | keylock          |          | connector         |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |           Function            | Jumper/Switch |  Position  |
          |-------------------------------+---------------+------------|
          | » | Monitor type select color |      JP6      |   Closed   |
          |---+---------------------------+---------------+------------|
          |   | Monitor type select       |      JP6      |    Open    |
          |   | monochrome                |               |            |
          |---+---------------------------+---------------+------------|
          | » | On-board battery normal   |     JP23      | pins 1 & 2 |
          |   | operation                 |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | On-board battery          |     JP23      | pins 2 & 3 |
          |   | discharge                 |               |   closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     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        |
          |------------------+--------------------+--------------------|
          |       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   |    TAG0    |    TAG1    |
          |-------+-------------+------------+------------+------------|
          | 64KB  | (4) 8K x 8  | (4) 8K x 8 | (1) 8K x 8 |    NONE    |
          |-------+-------------+------------+------------+------------|
          | 128KB | (4) 32K x 8 |    NONE    | (1) 8K x 8 |    NONE    |
          |-------+-------------+------------+------------+------------|
          | 256KB | (4) 32K x 8 | (4) 32K x  | (1) 8K x 8 | (1) 8K x 8 |
          |       |             |     8      |            |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          |  Size  |  JP8A  |  JP8B  |  JP8C  |  JP8D  | JP8E  | JP8F  |
          |--------+--------+--------+--------+--------+-------+-------|
          |  64KB  | 2 & 3  | 2 & 3  | 1 & 2  | 2 & 3  | 2 & 3 | 1 & 2 |
          |--------+--------+--------+--------+--------+-------+-------|
          | 128KB  | 1 & 2  | 2 & 3  | 1 & 2  | 1 & 2  | 1 & 2 | 1 & 2 |
          |--------+--------+--------+--------+--------+-------+-------|
          | 256KB  | 2 & 3  | 1 & 2  | 2 & 3  | 2 & 3  | 1 & 2 | 2 & 3 |
          |------------------------------------------------------------|
          | Note: Pins designated should be in the closed position.    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU TYPE CONFIGURATION                   |
          |------------------------------------------------------------|
          |   Type   | W1/A  | W1/B | W1/C | W1/D | W1/E | W1/F | W1/G |
          |----------+-------+------+------+------+------+------+------|
          | 80386DX  | 2 & 3 | 2 &  | 2 &  | 2 &  | 2 &  | 2 &  | 2 &  |
          |          |       |  3   |  3   |  3   |  3   |  3   |  3   |
          |----------+-------+------+------+------+------+------+------|
          | 80486SX  | 1 & 2 | 1 &  | 1 &  | 1 &  | 1 &  | 1 &  | 1 &  |
          |          |       |  2   |  2   |  2   |  2   |  2   |  2   |
          |----------+-------+------+------+------+------+------+------|
          | 80487SX  | 1 & 2 | 1 &  | 1 &  | 1 &  | 1 &  | 1 &  | 1 &  |
          |          |       |  2   |  2   |  2   |  2   |  2   |  2   |
          |----------+-------+------+------+------+------+------+------|
          | 80486DX  | 1 & 2 | 1 &  | 1 &  | 1 &  | 1 &  | 1 &  | 1 &  |
          |          |       |  2   |  2   |  2   |  2   |  2   |  2   |
          |----------+-------+------+------+------+------+------+------|
          | 80486DX2 | 1 & 2 | 1 &  | 1 &  | 1 &  | 1 &  | 1 &  | 1 &  |
          |          |       |  2   |  2   |  2   |  2   |  2   |  2   |
          |------------------------------------------------------------|
          | Note: Pins designated should be in the closed position.    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               CPU TYPE CONFIGURATION (CON’T)               |
          |------------------------------------------------------------|
          |  Type  | W2/A | W2/B | W2/C | W2/D |W2/E |W2/F |W2/G |W2/H |
          |--------+------+------+------+------+-----+-----+-----+-----|
          |80386DX |2 & 3 |2 & 3 |2 & 3 |2 & 3 |2 & 3|2 & 3|2 & 3|2 & 3|
          |--------+------+------+------+------+-----+-----+-----+-----|
          |80486SX |1 & 2 |1 & 2 |1 & 2 |1 & 2 |1 & 2|1 & 2|1 & 2|1 & 2|
          |--------+------+------+------+------+-----+-----+-----+-----|
          |80487SX |1 & 2 |1 & 2 |1 & 2 |1 & 2 |1 & 2|1 & 2|1 & 2|1 & 2|
          |--------+------+------+------+------+-----+-----+-----+-----|
          |80486DX |1 & 2 |1 & 2 |1 & 2 |1 & 2 |1 & 2|1 & 2|1 & 2|1 & 2|
          |--------+------+------+------+------+-----+-----+-----+-----|
          |80486DX2|1 & 2 |1 & 2 |1 & 2 |1 & 2 |1 & 2|1 & 2|1 & 2|1 & 2|
          |------------------------------------------------------------|
          |Note: Pins designated should be in the closed position.     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |               CPU TYPE CONFIGURATION (CON’T)               |
          |------------------------------------------------------------|
          |   Type   |      JP12      |      JP13      |     JP30      |
          |----------+----------------+----------------+---------------|
          | 80386DX  |      N/A       |      N/A       |      N/A      |
          |----------+----------------+----------------+---------------|
          | 80486SX  |   pins 2 & 3   |   pins 2 & 3   |     Open      |
          |          |     closed     |     closed     |               |
          |----------+----------------+----------------+---------------|
          | 80487SX  |   pins 1 & 2   |   pins 1 & 2   |  pins 2 & 3   |
          |          |     closed     |     closed     |    closed     |
          |----------+----------------+----------------+---------------|
          | 80486DX  |   pins 1 & 2   |   pins 1 & 2   |  pins 1 & 2   |
          |          |     closed     |     closed     |    closed     |
          |----------+----------------+----------------+---------------|
          | 80486DX2 |   pins 1 & 2   |   pins 1 & 2   |  pins 1 & 2   |
          |          |     closed     |     closed     |    closed     |
          +------------------------------------------------------------+