(TXT) View Source
       
       # UNIDENTIFIED
       
          ACE CACHE 486
       
          Processor             80486DX                                  
          Processor Speed       25/33/40MHz                              
          Chip Set              C & T                                    
          Max. Onboard DRAM     32MB                                     
          Cache                 64/256KB                                 
          BIOS                  AMI/MR/Phoenix                           
          Dimensions            330mm x 218                              
          I/O Options           32-bit external memory card              
          NPU Options           4167                                     
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose       | Location | Purpose              | Location |
          |---------------+----------+----------------------+----------|
          | Reset switch  |   J10    | External battery     |   JP1    |
          |---------------+----------+----------------------+----------|
          | Power LED &   |   J11    | 32-bit external      |    S1    |
          | keylock       |          | memory card          |          |
          |---------------+----------+----------------------+----------|
          | Speaker       |   J12    |                      |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |             Function             | Jumper  |   Position    |
          |----------------------------------+---------+---------------|
          | » | Battery select internal      |   JP2   |    Closed     |
          |---+------------------------------+---------+---------------|
          |   | Battery select external      |   JP2   |     Open      |
          |---+------------------------------+---------+---------------|
          | » | Monitor type select          |   JP3   |     Open      |
          |   | monochrome (AMI/Phoenix      |         |               |
          |   | BIOS)                        |         |               |
          |---+------------------------------+---------+---------------|
          |   | Monitor type select color    |   JP3   |    Closed     |
          |---+------------------------------+---------+---------------|
          | » | Password enabled (MR BIOS)   |   JP3   |    Closed     |
          |---+------------------------------+---------+---------------|
          |   | Password disabled            |   JP3   |     Open      |
          |---+------------------------------+---------+---------------|
          | » | Factory configured - do not  |   JP9   |      N/A      |
          |   | alter                        |         |               |
          |---+------------------------------+---------+---------------|
          | » | Onboard DRAM enabled         | JP10 &  | pins 1 & 2, 3 |
          |   |                              |  JP11   |  & 4 closed   |
          |---+------------------------------+---------+---------------|
          |   | Onboard DRAM disabled        | JP10 &  | pins 2 & 3, 4 |
          |   |                              |  JP11   |  & 5 closed   |
          |---+------------------------------+---------+---------------|
          | » | Factory configured - do not  |  JP28   |     Open      |
          |   | alter                        |         |               |
          |---+------------------------------+---------+---------------|
          | » | Factory configured - do not  |  JP29   |     Open      |
          |   | alter                        |         |               |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size |   Bank 0    |   Bank 1    |   Bank 2   |   Bank 3   |
          |------+-------------+-------------+------------+------------|
          | 1MB  | (4) 256K x  |    NONE     |    NONE    |    NONE    |
          |      |      9      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 2MB  | (4) 256K x  | (4) 256K x  |    NONE    |    NONE    |
          |      |      9      |      9      |            |            |
          |------+-------------+-------------+------------+------------|
          | 3MB  | (4) 256K x  | (4) 256K x  | (4) 256K x |    NONE    |
          |      |      9      |      9      |     9      |            |
          |------+-------------+-------------+------------+------------|
          | 4MB  | (4) 256K x  | (4) 256K x  | (4) 256K x | (4) 256K x |
          |      |      9      |      9      |     9      |     9      |
          |------+-------------+-------------+------------+------------|
          | 4MB  | (4) 1M x 9  |    NONE     |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 5MB  | (4) 256K x  | (4) 1M x 9  |    NONE    |    NONE    |
          |      |      9      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 6MB  | (4) 256K x  | (4) 256K x  | (4) 1M x 9 |    NONE    |
          |      |      9      |      9      |            |            |
          |------+-------------+-------------+------------+------------|
          | 7MB  | (4) 256K x  | (4) 256K x  | (4) 256K x | (4) 1M x 9 |
          |      |      9      |      9      |     9      |            |
          |------+-------------+-------------+------------+------------|
          | 8MB  | (4) 1M x 9  | (4) 1M x 9  |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 9MB  | (4) 1M x 9  | (4) 1M x 9  | (4) 256K x |    NONE    |
          |      |             |             |     9      |            |
          |------+-------------+-------------+------------+------------|
          | 10MB | (4) 256K x  | (4) 256K x  | (4) 1M x 9 | (4) 1M x 9 |
          |      |      9      |      9      |            |            |
          |------+-------------+-------------+------------+------------|
          | 12MB | (4) 1M x 9  | (4) 1M x 9  | (4) 1M x 9 |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 13MB | (4) 1M x 9  | (4) 1M x 9  | (4) 1M x 9 | (4) 256K x |
          |      |             |             |            |     9      |
          |------+-------------+-------------+------------+------------|
          | 16MB | (4) 1M x 9  | (4) 1M x 9  | (4) 1M x 9 | (4) 1M x 9 |
          |------+-------------+-------------+------------+------------|
          | 16MB | (4) 4M x 9  |    NONE     |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 17MB | (4) 4M x 9  | (4) 256K x  |    NONE    |    NONE    |
          |      |             |      9      |            |            |
          |------+-------------+-------------+------------+------------|
          | 18MB | (4) 256K x  | (4) 256K x  | (4) 4M x 9 |    NONE    |
          |      |      9      |      9      |            |            |
          |------+-------------+-------------+------------+------------|
          | 19MB | (4) 256K x  | (4) 256K x  | (4) 256K x | (4) 4M x 9 |
          |      |      9      |      9      |     9      |            |
          |------+-------------+-------------+------------+------------|
          | 20MB | (4) 4M x 9  | (4) 1M x 9  |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 21MB | (4) 256K x  | (4) 1M x 9  | (4) 4M x 9 |    NONE    |
          |      |      9      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 22MB | (4) 256K x  | (4) 256K x  | (4) 1M x 9 | (4) 4M x 9 |
          |      |      9      |      9      |            |            |
          |------+-------------+-------------+------------+------------|
          | 24MB | (4) 1M x 9  | (4) 1M x 9  | (4) 4M x 9 |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 25MB | (4) 1M x 9  | (4) 1M x 9  | (4) 4M x 9 | (4) 256K x |
          |      |             |             |            |     9      |
          |------+-------------+-------------+------------+------------|
          | 28MB | (4) 1M x 9  | (4) 1M x 9  | (4) 1M x 9 | (4) 4M x 9 |
          |------+-------------+-------------+------------+------------|
          | 32MB | (4) 4M x 9  | (4) 4M x 9  |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 33MB | (4) 4M x 9  | (4) 4M x 9  | (4) 256K x |    NONE    |
          |      |             |             |     9      |            |
          |------+-------------+-------------+------------+------------|
          | 34MB | (4) 256K x  | (4) 256K x  | (4) 4M x 9 | (4) 4M x 9 |
          |      |      9      |      9      |            |            |
          |------+-------------+-------------+------------+------------|
          | 36MB | (4) 4M x 9  | (4) 4M x 9  | (4) 1M x 9 |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 37MB | (4) 4M x 9  | (4) 4M x 9  | (4) 256K x | (4) 1M x 9 |
          |      |             |             |     9      |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM CONFIGURATION (CON’T)                 |
          |------------------------------------------------------------|
          |  Size   |   Bank 0    |  Bank 1   |  Bank 2   |   Bank 3   |
          |---------+-------------+-----------+-----------+------------|
          |  40MB   | (4) 1M x 9  | (4) 1M x  | (4) 4M x  | (4) 4M x 9 |
          |         |             |     9     |     9     |            |
          |---------+-------------+-----------+-----------+------------|
          |  48MB   | (4) 4M x 9  | (4) 4M x  | (4) 4M x  |    NONE    |
          |         |             |     9     |     9     |            |
          |---------+-------------+-----------+-----------+------------|
          |  49MB   | (4) 4M x 9  | (4) 4M x  | (4) 4M x  | (4) 256K x |
          |         |             |     9     |     9     |     9      |
          |---------+-------------+-----------+-----------+------------|
          |  52MB   | (4) 4M x 9  | (4) 4M x  | (4) 4M x  | (4) 1M x 9 |
          |         |             |     9     |     9     |            |
          |---------+-------------+-----------+-----------+------------|
          |  64MB   | (4) 4M x 9  | (4) 4M x  | (4) 4M x  | (4) 4M x 9 |
          |         |             |     9     |     9     |            |
          |------------------------------------------------------------|
          | Note:Banks 2 and 3 are used when a 32-bit external memory  |
          | card is installed at S1.                                   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |            Size            |            Bank 0             |
          |----------------------------+-------------------------------|
          |            64KB            |          (8) 8K x 8           |
          |----------------------------+-------------------------------|
          |           256KB            |          (8) 32K x 8          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |   Size   |   JP4   |   JP5   |   JP6   |   JP7   |   JP8   |
          |----------+---------+---------+---------+---------+---------|
          |   64KB   |  2 & 3  |  2 & 3  |  Open   |  Open   |  Open   |
          |----------+---------+---------+---------+---------+---------|
          |  256KB   |  1 & 2  |  1 & 2  | Closed  | Closed  | Closed  |
          |------------------------------------------------------------|
          | Note: Pins designated should be in the closed position.    |
          +------------------------------------------------------------+