(TXT) View Source
       
       # DTK COMPUTER, INC.
       
          PKM-0038E (VER. 1.00)
       
          Processor         CX486M6/80486SX/CX486M7/80486DX/80486DX2     
          Processor Speed   25/33/40/50(internal)/50/66(internal)MHz     
          Chip Set          Unidentified                                 
          Max. Onboard DRAM 256MB                                        
          Cache             128/256KB                                    
          BIOS              AMI                                          
          Dimensions        254mm x 218mm                                
          I/O Options       32-bit VESA local bus slots (3)              
          NPU Options       None                                         
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose          | Location | Purpose           | Location |
          |------------------+----------+-------------------+----------|
          | External battery |   JP2    | Power LED &       |   JP31   |
          |                  |          | keylock           |          |
          |------------------+----------+-------------------+----------|
          | Turbo LED        |   JP28   | Speaker           |   JP32   |
          |------------------+----------+-------------------+----------|
          | Turbo switch     |   JP29   | 32-bit VESA local |  SL1 -   |
          |                  |          | bus slots         |   SL3    |
          |------------------+----------+-------------------+----------|
          | Reset switch     |   JP30   |                   |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |             Function             | Jumper |    Position    |
          |----------------------------------+--------+----------------|
          | » | CMOS memory normal operation |  JP7   |   pins 2 & 3   |
          |   |                              |        |     closed     |
          |---+------------------------------+--------+----------------|
          |   | CMOS memory clear            |  JP7   |   pins 1 & 2   |
          |   |                              |        |     closed     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size |   Bank 0    |   Bank 1    |   Bank 2   |   Bank 3   |
          |------+-------------+-------------+------------+------------|
          | 1MB  | (1) 256K x  |    NONE     |    NONE    |    NONE    |
          |      |     36      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 2MB  | (1) 256K x  | (1) 256K x  |    NONE    |    NONE    |
          |      |     36      |     36      |            |            |
          |------+-------------+-------------+------------+------------|
          | 3MB  | (1) 256K x  | (1) 256K x  | (1) 256K x |    NONE    |
          |      |     36      |     36      |     36     |            |
          |------+-------------+-------------+------------+------------|
          | 4MB  | (1) 1M x 36 |    NONE     |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 4MB  | (1) 256K x  | (1) 256K x  | (1) 256K x | (1) 256K x |
          |      |     36      |     36      |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 5MB  | (1) 1M x 36 | (1) 256K x  |    NONE    |    NONE    |
          |      |             |     36      |            |            |
          |------+-------------+-------------+------------+------------|
          | 5MB  | (1) 256K x  | (1) 1M x 36 |    NONE    |    NONE    |
          |      |     36      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 6MB  | (1) 1M x 36 | (1) 256K x  | (1) 256K x |    NONE    |
          |      |             |     36      |     36     |            |
          |------+-------------+-------------+------------+------------|
          | 7MB  | (1) 1M x 36 | (1) 256K x  | (1) 256K x | (1) 256K x |
          |      |             |     36      |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 8MB  | (1) 1M x 36 | (1) 1M x 36 |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 9MB  | (1) 256K x  | (1) 1M x 36 |  (1) 1M x  |    NONE    |
          |      |     36      |             |     36     |            |
          |------+-------------+-------------+------------+------------|
          | 12MB | (1) 1M x 36 | (1) 1M x 36 |  (1) 1M x  |    NONE    |
          |      |             |             |     36     |            |
          |------+-------------+-------------+------------+------------|
          | 16MB | (1) 4M x 36 |    NONE     |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 16MB | (1) 1M x 36 | (1) 1M x 36 |  (1) 1M x  |  (1) 1M x  |
          |      |             |             |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 17MB | (1) 4M x 36 | (1) 256K x  |    NONE    |    NONE    |
          |      |             |     36      |            |            |
          |------+-------------+-------------+------------+------------|
          | 17MB | (1) 256K x  | (1) 4M x 36 |    NONE    |    NONE    |
          |      |     36      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 18MB | (1) 4M x 36 | (1) 256K x  | (1) 256K x |    NONE    |
          |      |             |     36      |     36     |            |
          |------+-------------+-------------+------------+------------|
          | 18MB | (1) 4M x 36 | (1) 256K x  | (1) 256K x |    NONE    |
          |      |             |     36      |     36     |            |
          |------+-------------+-------------+------------+------------|
          | 19MB | (1) 4M x 36 | (1) 256K x  | (1) 256K x | (1) 256K x |
          |      |             |     36      |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 19MB | (1) 4M x 36 | (1) 256K x  | (1) 256K x | (1) 256K x |
          |      |             |     36      |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 20MB | (1) 4M x 36 | (1) 1M x 36 |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 20MB | (1) 1M x 36 | (1) 4M x 36 |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 24MB | (1) 4M x 36 | (1) 1M x 36 |  (1) 1M x  |    NONE    |
          |      |             |             |     36     |            |
          |------+-------------+-------------+------------+------------|
          | 25MB | (1) 256K x  | (1) 4M x 36 |  (1) 1M x  |  (1) 1M x  |
          |      |     36      |             |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 28MB | (1) 4M x 36 | (1) 1M x 36 |  (1) 1M x  |  (1) 1M x  |
          |      |             |             |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 32MB | (1) 4M x 36 | (1) 4M x 36 |    NONE    |    NONE    |
          |------+-------------+-------------+------------+------------|
          | 33MB | (1) 256K x  | (1) 4M x 36 |  (1) 4M x  |    NONE    |
          |      |     36      |             |     36     |            |
          |------+-------------+-------------+------------+------------|
          | 36MB | (1) 1M x 36 | (1) 4M x 36 |  (1) 4M x  |    NONE    |
          |      |             |             |     36     |            |
          |------+-------------+-------------+------------+------------|
          | 48MB | (1) 4M x 36 | (1) 4M x 36 |  (1) 4M x  |    NONE    |
          |      |             |             |     36     |            |
          |------+-------------+-------------+------------+------------|
          | 49MB | (1) 256K x  | (1) 4M x 36 |  (1) 4M x  |  (1) 4M x  |
          |      |     36      |             |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 52MB | (1) 1M x 36 | (1) 4M x 36 |  (1) 4M x  |  (1) 4M x  |
          |      |             |             |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 52MB | (1) 1M x 36 | (1) 4M x 36 |  (1) 4M x  |  (1) 4M x  |
          |      |             |             |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 64MB |  (1) 16M x  |    NONE     |    NONE    |    NONE    |
          |      |     36      |             |            |            |
          |------+-------------+-------------+------------+------------|
          | 64MB | (1) 4M x 36 | (1) 4M x 36 |  (1) 4M x  |  (1) 4M x  |
          |      |             |             |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 65MB |  (1) 16M x  | (1) 256K x  |    NONE    |    NONE    |
          |      |     36      |     36      |            |            |
          |------+-------------+-------------+------------+------------|
          | 65MB | (1) 256K x  |  (1) 16M x  |    NONE    |    NONE    |
          |      |     36      |     36      |            |            |
          |------+-------------+-------------+------------+------------|
          | 66MB |  (1) 16M x  | (1) 256K x  | (1) 256K x |    NONE    |
          |      |     36      |     36      |     36     |            |
          |------+-------------+-------------+------------+------------|
          | 67MB |  (1) 16M x  | (1) 256K x  | (1) 256K x | (1) 256K x |
          |      |     36      |     36      |     36     |     36     |
          |------+-------------+-------------+------------+------------|
          | 68MB |  (1) 16M x  | (1) 1M x 36 |    NONE    |    NONE    |
          |      |     36      |             |            |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM CONFIGURATION (CON’T)                 |
          |------------------------------------------------------------|
          | Size  |   Bank 0    |   Bank 1   |   Bank 2   |   Bank 3   |
          |-------+-------------+------------+------------+------------|
          | 68MB  | (1) 1M x 36 | (1) 16M x  |    NONE    |    NONE    |
          |       |             |     36     |            |            |
          |-------+-------------+------------+------------+------------|
          | 69MB  | (1) 1M x 36 | (1) 16M x  | (1) 256K x |    NONE    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 70MB  | (1) 1M x 36 | (1) 16M x  | (1) 256K x | (1) 256K x |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 72MB  |  (1) 16M x  |  (1) 1M x  |  (1) 1M x  |    NONE    |
          |       |     36      |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 76MB  |  (1) 16M x  |  (1) 1M x  |  (1) 1M x  |  (1) 1M x  |
          |       |     36      |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 80MB  |  (1) 16M x  |  (1) 4M x  |    NONE    |    NONE    |
          |       |     36      |     36     |            |            |
          |-------+-------------+------------+------------+------------|
          | 80MB  | (1) 4M x 36 | (1) 16M x  |    NONE    |    NONE    |
          |       |             |     36     |            |            |
          |-------+-------------+------------+------------+------------|
          | 81MB  | (1) 4M x 36 | (1) 16M x  | (1) 256K x |    NONE    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 96MB  |  (1) 16M x  |  (1) 4M x  |  (1) 4M x  |    NONE    |
          |       |     36      |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 97MB  | (1) 4M x 36 | (1) 256K x | (1) 16M x  |  (1) 4M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 112MB |  (1) 16M x  |  (1) 4M x  |  (1) 4M x  |  (1) 4M x  |
          |       |     36      |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 128MB |  (1) 16M x  | (1) 16M x  |    NONE    |    NONE    |
          |       |     36      |     36     |            |            |
          |-------+-------------+------------+------------+------------|
          | 129MB |  (1) 16M x  | (1) 16M x  | (1) 256K x |    NONE    |
          |       |     36      |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 129MB | (1) 256K x  | (1) 16M x  | (1) 16M x  |    NONE    |
          |       |     36      |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 130MB |  (1) 16M x  | (1) 16M x  | (1) 256K x | (1) 256K x |
          |       |     36      |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 132MB | (1) 1M x 36 | (1) 16M x  | (1) 16M x  |    NONE    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 133MB |  (1) 16M x  | (1) 16M x  |  (1) 1M x  | (1) 256K x |
          |       |     36      |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 144MB | (1) 4M x 36 | (1) 16M x  | (1) 16M x  |    NONE    |
          |       |             |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 145MB | (1) 256K x  | (1) 16M x  | (1) 16M x  |  (1) 4M x  |
          |       |     36      |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 145MB | (1) 256K x  | (1) 16M x  | (1) 16M x  |  (1) 4M x  |
          |       |     36      |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 192MB |  (1) 16M x  | (1) 16M x  | (1) 16M x  |    NONE    |
          |       |     36      |     36     |     36     |            |
          |-------+-------------+------------+------------+------------|
          | 193MB | (1) 256K x  | (1) 16M x  | (1) 16M x  | (1) 16M x  |
          |       |     36      |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 196MB | (1) 1M x 36 | (1) 16M x  | (1) 16M x  | (1) 16M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 208MB | (1) 4M x 36 | (1) 16M x  | (1) 16M x  | (1) 16M x  |
          |       |             |     36     |     36     |     36     |
          |-------+-------------+------------+------------+------------|
          | 256MB |  (1) 16M x  | (1) 16M x  | (1) 16M x  | (1) 16M x  |
          |       |     36      |     36     |     36     |     36     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |    Size    |    Bank 0     |    Bank 1     |      TAG      |
          |------------+---------------+---------------+---------------|
          |   128KB    |  (4) 32K x 8  |     NONE      |  (1) 8K x 8   |
          |------------+---------------+---------------+---------------|
          |   256KB    |  (4) 32K x 8  |  (4) 32K x 8  |  (1) 32K x 8  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          |  Size   |   JP8    |       JP11        |       JP17        |
          |---------+----------+-------------------+-------------------|
          |  128KB  |   Open   | pins 2 & 3 closed | pins 2 & 3 closed |
          |---------+----------+-------------------+-------------------|
          |  256KB  |  Closed  | pins 1 & 2 closed | pins 1 & 2 closed |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   CPU TYPE CONFIGURATION                   |
          |------------------------------------------------------------|
          |   Type   |  JP13  |  JP14  |       JP15       |    JP16    |
          |----------+--------+--------+------------------+------------|
          | CX486M6  |  Open  |  Open  |    pins 2 & 3    |    Open    |
          |          |        |        |      closed      |            |
          |----------+--------+--------+------------------+------------|
          | 80486SX  |  Open  |  Open  |    pins 2 & 3    |    Open    |
          |          |        |        |      closed      |            |
          |----------+--------+--------+------------------+------------|
          | CX486M7  | Closed |  Open  |    pins 2 & 3    |    Open    |
          |          |        |        |      closed      |            |
          |----------+--------+--------+------------------+------------|
          | 80486DX  |  Open  | Closed |    pins 1 & 2    | pins 2 & 3 |
          |          |        |        |      closed      |   closed   |
          |----------+--------+--------+------------------+------------|
          | 80486DX2 |  Open  | Closed |    pins 1 & 2    | pins 2 & 3 |
          |          |        |        |      closed      |   closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  CPU SPEED CONFIGURATION                   |
          |------------------------------------------------------------|
          |  Speed   |  jp18   |  jp19   |  jp20   |       jp21        |
          |----------+---------+---------+---------+-------------------|
          |  25MHz   | Closed  |  Open   |  Open   | pins 1 & 2 closed |
          |----------+---------+---------+---------+-------------------|
          |  33MHz   | Closed  | Closed  | Closed  | pins 1 & 2 closed |
          |----------+---------+---------+---------+-------------------|
          |  40MHz   | Closed  | Closed  |  Open   | pins 1 & 2 closed |
          |----------+---------+---------+---------+-------------------|
          |  50iMHz  | Closed  |  Open   |  Open   | pins 1 & 2 closed |
          |----------+---------+---------+---------+-------------------|
          |  50MHz   |  Open   |  Open   | Closed  | pins 2 & 3 closed |
          |----------+---------+---------+---------+-------------------|
          |  66iMHz  | Closed  | Closed  | Closed  | pins 1 & 2 closed |
          +------------------------------------------------------------+