(TXT) View Source
       
       # DTK COMPUTER, INC.
       
          PKM-2500 (VER. 1.20)
       
          Processor         80486SX                                      
          Processor Speed   25MHz                                        
          Chip Set          VLSI                                         
          Max. Onboard DRAM 16MB (8MB on external memory card)           
          Cache             64/256KB                                     
          BIOS              DTK/Phoenix                                  
          Dimensions        355mm x 305mm                                
          I/O Options       32-bit external memory card (PEI-306)        
          NPU Options       4167                                         
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose       | Location | Purpose              | Location |
          |---------------+----------+----------------------+----------|
          | Chassis fan   |    J1    | Speaker              |    J5    |
          | power         |          |                      |          |
          |---------------+----------+----------------------+----------|
          | Power LED &   |    J2    | Turbo switch         |    J6    |
          | keylock       |          |                      |          |
          |---------------+----------+----------------------+----------|
          | Turbo LED     |    J3    | 32-bit external      |   SL1    |
          |               |          | memory card          |          |
          |---------------+----------+----------------------+----------|
          | Reset switch  |    J4    |                      |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |           Function            | Jumper/Switch |  Position  |
          |-------------------------------+---------------+------------|
          |   | BIOS type select 27256    |      W3       | pins 1 & 2 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          |   | BIOS type select 27512    |      W3       | pins 2 & 3 |
          |   |                           |               |   closed   |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |      W6       |    N/A     |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          |   | Monitor type select color |     SW1/4     |     On     |
          |---+---------------------------+---------------+------------|
          |   | Monitor type select       |     SW1/4     |    Off     |
          |   | monochrome                |               |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |    Size    |    Bank 0     |     TAG 0     |     TAG 1     |
          |------------+---------------+---------------+---------------|
          |    64KB    |  (8) 16K x 4  |  (1) 16K x 1  |  (2) 16K x 4  |
          |------------+---------------+---------------+---------------|
          |   256KB    |  (8) 64K x 4  |  (1) 64K x 1  |  (2) 64K x 4  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          |       Size       |         W1         |         W2         |
          |------------------+--------------------+--------------------|
          |       64KB       | pins 1 & 2 closed  | pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |      256KB       | pins 2 & 3 closed  | pins 2 & 3 closed  |
          +------------------------------------------------------------+
       
 (IMG) IMG 2
                                                                
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |   Size   | Bank 0  | Bank 1  | Bank 0A | Bank 1A | Bank 2A |
          |----------+---------+---------+---------+---------+---------|
          |   1MB    |   (4)   |  NONE   |  NONE   |  NONE   |  NONE   |
          |          | 256K x  |         |         |         |         |
          |          |    9    |         |         |         |         |
          |----------+---------+---------+---------+---------+---------|
          |   2MB    |   (4)   |   (4)   |  NONE   |  NONE   |  NONE   |
          |          | 256K x  | 256K x  |         |         |         |
          |          |    9    |    9    |         |         |         |
          |----------+---------+---------+---------+---------+---------|
          |   3MB    |   (4)   |   (4)   |   (4)   |  NONE   |  NONE   |
          |          | 256K x  | 256K x  | 256K x  |         |         |
          |          |    9    |    9    |    9    |         |         |
          |----------+---------+---------+---------+---------+---------|
          | 4MB (A)  | (4) 1M  |  NONE   |  NONE   |  NONE   |  NONE   |
          |          |   x 9   |         |         |         |         |
          |----------+---------+---------+---------+---------+---------|
          | 4MB (B)  |   (4)   |   (4)   |   (4)   |   (4)   |  NONE   |
          |          | 256K x  | 256K x  | 256K x  | 256K x  |         |
          |          |    9    |    9    |    9    |    9    |         |
          |----------+---------+---------+---------+---------+---------|
          |   5MB    |   (4)   |   (4)   |   (4)   |   (4)   |   (4)   |
          |          | 256K x  | 256K x  | 256K x  | 256K x  | 256K x  |
          |          |    9    |    9    |    9    |    9    |    9    |
          |----------+---------+---------+---------+---------+---------|
          |   6MB    |   (4)   |   (4)   | (4) 1M  |  NONE   |  NONE   |
          |          | 256K x  | 256K x  |   x 9   |         |         |
          |          |    9    |    9    |         |         |         |
          |----------+---------+---------+---------+---------+---------|
          |   8MB    | (4) 1M  | (4) 1M  |  NONE   |  NONE   |  NONE   |
          |          |   x 9   |   x 9   |         |         |         |
          |----------+---------+---------+---------+---------+---------|
          |   9MB    | (4) 1M  | (4) 1M  |   (4)   |  NONE   |  NONE   |
          |          |   x 9   |   x 9   | 256K x  |         |         |
          |          |         |         |    9    |         |         |
          |----------+---------+---------+---------+---------+---------|
          | 10MB (A) | (4) 1M  | (4) 1M  |   (4)   |   (4)   |  NONE   |
          |          |   x 9   |   x 9   | 256K x  | 256K x  |         |
          |          |         |         |    9    |    9    |         |
          |----------+---------+---------+---------+---------+---------|
          | 10MB (B) |   (4)   |   (4)   | (4) 1M  | (4) 1M  |  NONE   |
          |          | 256K x  | 256K x  |   x 9   |   x 9   |         |
          |          |    9    |    9    |         |         |         |
          |----------+---------+---------+---------+---------+---------|
          |   11MB   | (4) 1M  | (4) 1M  |   (4)   |   (4)   |   (4)   |
          |          |   x 9   |   x 9   | 256K x  | 256K x  | 256K x  |
          |          |         |         |    9    |    9    |    9    |
          |----------+---------+---------+---------+---------+---------|
          |   12MB   | (4) 1M  | (4) 1M  | (4) 1M  |  NONE   |  NONE   |
          |          |   x 9   |   x 9   |   x 9   |         |         |
          |----------+---------+---------+---------+---------+---------|
          |   14MB   |   (4)   |   (4)   | (4) 1M  | (4) 1M  | (4) 1M  |
          |          | 256K x  | 256K x  |   x 9   |   x 9   |   x 9   |
          |          |    9    |    9    |         |         |         |
          |----------+---------+---------+---------+---------+---------|
          |   16MB   | (4) 1M  | (4) 1M  | (4) 1M  | (4) 1M  |  NONE   |
          |          |   x 9   |   x 9   |   x 9   |   x 9   |         |
          |------------------------------------------------------------|
          | Note: Banks 0A, 1A, and 2A are located on the external     |
          | memory card                                                |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM JUMPER CONFIGURATION                  |
          |------------------------------------------------------------|
          |   Size   |   W1    |   W2    |   W3    |   W4    |   W5    |
          |----------+---------+---------+---------+---------+---------|
          |   1MB    |   N/A   |   N/A   |   N/A   |  2 & 3  |  2 & 3  |
          |----------+---------+---------+---------+---------+---------|
          |   2MB    |   N/A   |   N/A   |   N/A   |  2 & 3  |  2 & 3  |
          |----------+---------+---------+---------+---------+---------|
          |   3MB    |  2 & 3  |  2 & 3  |  2 & 3  |  2 & 3  |  2 & 3  |
          |----------+---------+---------+---------+---------+---------|
          | 4MB (A)  |   N/A   |   N/A   |   N/A   |  1 & 2  |  1 & 2  |
          |----------+---------+---------+---------+---------+---------|
          | 4MB (B)  |  2 & 3  |  2 & 3  |  2 & 3  |  2 & 3  |  2 & 3  |
          |----------+---------+---------+---------+---------+---------|
          |   5MB    |  2 & 3  |  2 & 3  |  2 & 3  |  2 & 3  |  2 & 3  |
          |----------+---------+---------+---------+---------+---------|
          |   6MB    |  1 & 2  |  1 & 2  |  1 & 2  |  2 & 3  |  2 & 3  |
          |----------+---------+---------+---------+---------+---------|
          |   8MB    |   N/A   |   N/A   |   N/A   |  1 & 2  |  1 & 2  |
          |----------+---------+---------+---------+---------+---------|
          |   9MB    |  2 & 3  |  2 & 3  |  2 & 3  |  1 & 2  |  1 & 2  |
          |----------+---------+---------+---------+---------+---------|
          | 10MB (A) |  2 & 3  |  2 & 3  |  2 & 3  |  1 & 2  |  1 & 2  |
          |----------+---------+---------+---------+---------+---------|
          | 10MB (B) |  1 & 2  |  1 & 2  |  1 & 2  |  2 & 3  |  2 & 3  |
          |----------+---------+---------+---------+---------+---------|
          |   11MB   |  2 & 3  |  2 & 3  |  2 & 3  |  1 & 2  |  1 & 2  |
          |----------+---------+---------+---------+---------+---------|
          |   12MB   |  1 & 2  |  1 & 2  |  1 & 2  |  1 & 2  |  1 & 2  |
          |----------+---------+---------+---------+---------+---------|
          |   14MB   |  1 & 2  |  1 & 2  |  1 & 2  |  2 & 3  |  2 & 3  |
          |----------+---------+---------+---------+---------+---------|
          |   16MB   |  1 & 2  |  1 & 2  |  1 & 2  |  1 & 2  |  1 & 2  |
          |------------------------------------------------------------|
          | Note: W4, W5 are located on the mainboard.                 |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |             DRAM SWITCH CONFIGURATION (CON’T)              |
          |------------------------------------------------------------|
          |     Size      |    SW1/1     |    SW1/2     |    SW1/3     |
          |---------------+--------------+--------------+--------------|
          |      1MB      |      On      |      On      |      On      |
          |---------------+--------------+--------------+--------------|
          |      2MB      |      On      |      On      |      On      |
          |---------------+--------------+--------------+--------------|
          |      3MB      |      On      |      On      |      On      |
          |---------------+--------------+--------------+--------------|
          |    4MB (A)    |      On      |      On      |     Off      |
          |---------------+--------------+--------------+--------------|
          |    4MB (B)    |      On      |      On      |      On      |
          |---------------+--------------+--------------+--------------|
          |      5MB      |      On      |     Off      |      On      |
          |---------------+--------------+--------------+--------------|
          |      6MB      |      On      |     Off      |      On      |
          |---------------+--------------+--------------+--------------|
          |      8MB      |      On      |     Off      |     Off      |
          |---------------+--------------+--------------+--------------|
          |      9MB      |     Off      |      On      |     Off      |
          |---------------+--------------+--------------+--------------|
          |   10MB (A)    |     Off      |      On      |     Off      |
          |---------------+--------------+--------------+--------------|
          |   10MB (B)    |     Off      |      On      |      On      |
          |---------------+--------------+--------------+--------------|
          |     11MB      |     Off      |      On      |     Off      |
          |---------------+--------------+--------------+--------------|
          |     12MB      |     Off      |      On      |     Off      |
          |---------------+--------------+--------------+--------------|
          |     14MB      |     Off      |     Off      |      On      |
          |---------------+--------------+--------------+--------------|
          |     16MB      |     Off      |     Off      |     Off      |
          |------------------------------------------------------------|
          | Note: SW1 is located on the mainboard.                     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |             DRAM SWITCH CONFIGURATION (CON’T)              |
          |------------------------------------------------------------|
          |   Size   |  SW2/1  |  SW2/2  |  SW2/3  |  SW2/4  |  SW2/5  |
          |----------+---------+---------+---------+---------+---------|
          |   1MB    |   N/A   |   N/A   |   N/A   |   N/A   |   N/A   |
          |----------+---------+---------+---------+---------+---------|
          |   2MB    |   N/A   |   N/A   |   N/A   |   N/A   |   N/A   |
          |----------+---------+---------+---------+---------+---------|
          |   3MB    |   On    |   On    |   Off   |   Off   |   On    |
          |----------+---------+---------+---------+---------+---------|
          | 4MB (A)  |   N/A   |   N/A   |   N/A   |   N/A   |   N/A   |
          |----------+---------+---------+---------+---------+---------|
          | 4MB (B)  |   On    |   On    |   Off   |   Off   |   On    |
          |----------+---------+---------+---------+---------+---------|
          |   5MB    |   On    |   On    |   Off   |   Off   |   On    |
          |----------+---------+---------+---------+---------+---------|
          |   6MB    |   On    |   Off   |   Off   |   Off   |   On    |
          |----------+---------+---------+---------+---------+---------|
          |   8MB    |   N/A   |   N/A   |   N/A   |   N/A   |   N/A   |
          |----------+---------+---------+---------+---------+---------|
          |   9MB    |   On    |   On    |   On    |   Off   |   Off   |
          |----------+---------+---------+---------+---------+---------|
          | 10MB (A) |   On    |   On    |   On    |   Off   |   Off   |
          |----------+---------+---------+---------+---------+---------|
          | 10MB (B) |   On    |   Off   |   Off   |   Off   |   On    |
          |----------+---------+---------+---------+---------+---------|
          |   11MB   |   On    |   On    |   On    |   Off   |   Off   |
          |----------+---------+---------+---------+---------+---------|
          |   12MB   |   On    |   Off   |   On    |   Off   |   Off   |
          |----------+---------+---------+---------+---------+---------|
          |   14MB   |   On    |   Off   |   Off   |   Off   |   On    |
          |----------+---------+---------+---------+---------+---------|
          |   16MB   |   On    |   Off   |   On    |   Off   |   Off   |
          |------------------------------------------------------------|
          | Note: SW2 is located on the memory card                    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |             DRAM SWITCH CONFIGURATION (CON’T)              |
          |------------------------------------------------------------|
          |   Size   |  SW2/6  |  SW2/7  |  SW2/8  |  SW2/9  | SW2/10  |
          |----------+---------+---------+---------+---------+---------|
          |   1MB    |   N/A   |   N/A   |   N/A   |   N/A   |   N/A   |
          |----------+---------+---------+---------+---------+---------|
          |   2MB    |   N/A   |   N/A   |   N/A   |   N/A   |   N/A   |
          |----------+---------+---------+---------+---------+---------|
          |   3MB    |   Off   |   Off   |   On    |   On    |   N/A   |
          |----------+---------+---------+---------+---------+---------|
          | 4MB (A)  |   N/A   |   N/A   |   N/A   |   N/A   |   N/A   |
          |----------+---------+---------+---------+---------+---------|
          | 4MB (B)  |   Off   |   Off   |   On    |   On    |   N/A   |
          |----------+---------+---------+---------+---------+---------|
          |   5MB    |   Off   |   Off   |   On    |   On    |   N/A   |
          |----------+---------+---------+---------+---------+---------|
          |   6MB    |   Off   |   Off   |   On    |   On    |   N/A   |
          |----------+---------+---------+---------+---------+---------|
          |   8MB    |   N/A   |   N/A   |   N/A   |   N/A   |   N/A   |
          |----------+---------+---------+---------+---------+---------|
          |   9MB    |   Off   |   Off   |   On    |   On    |   N/A   |
          |----------+---------+---------+---------+---------+---------|
          | 10MB (A) |   Off   |   Off   |   On    |   On    |   N/A   |
          |----------+---------+---------+---------+---------+---------|
          | 10MB (B) |   Off   |   Off   |   On    |   On    |   N/A   |
          |----------+---------+---------+---------+---------+---------|
          |   11MB   |   Off   |   Off   |   On    |   On    |   N/A   |
          |----------+---------+---------+---------+---------+---------|
          |   12MB   |   Off   |   Off   |   On    |   On    |   N/A   |
          |----------+---------+---------+---------+---------+---------|
          |   14MB   |   Off   |   Off   |   On    |   On    |   N/A   |
          |----------+---------+---------+---------+---------+---------|
          |   16MB   |   Off   |   Off   |   On    |   On    |   N/A   |
          |------------------------------------------------------------|
          | Note: SW2 is located on the memory card.                   |
          +------------------------------------------------------------+