(TXT) View Source
       
       # UNIDENTIFIED
       
          386CM
       
          Processor         80386DX                                      
          Processor Speed   25MHz                                        
          Chip Set          Intel                                        
          Max. Onboard DRAM 16MB                                         
          Cache             32KB                                         
          BIOS              Unidentified                                 
          Dimensions        330mm x 218mm                                
          I/O Options       None                                         
          NPU Options       80387DX/3167                                 
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose             | Location | Purpose        | Location |
          |---------------------+----------+----------------+----------|
          | External battery    |   BC1    | Reset switch   |   J19    |
          |---------------------+----------+----------------+----------|
          | Power LED & keylock |   J17    | Speaker        |   J20    |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper |  Position  |
          |--------------------------------------+--------+------------|
          | » | NPU synchronous with CPU         |  JP1   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | NPU asynchronous with CPU        |  JP1   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | BIOS type select 27512           |  JP4   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | BIOS type select 27256           |  JP4   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Non-cacheable region select      |  JP5   | pins 1 & 2 |
          |   | 0E0000-0FFFFF (27512)            |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Non-cacheable region select      |  JP5   | pins 2 & 3 |
          |   | 0F0000-0FFFFF (27256)            |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | NPU disabled                     |  JP6   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | NPU enabled                      |  JP6   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | NPU disabled                     |  JP8   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | NPU enabled                      |  JP8   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | 32-bit memory access wait state  |  JP10  | pins 1 & 2 |
          |   | select 4 wait states             |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | 32-bit memory access wait state  |  JP10  | pins 2 & 3 |
          |   | select 3 wait states             |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Turbo speed enabled              |  J21   |    Open    |
          |---+----------------------------------+--------+------------|
          |   | Turbo speed disabled             |  J21   |   Closed   |
          |---+----------------------------------+--------+------------|
          | » | 32-bit memory RAS# & CAS# T      |  JP25  | pins 1 & 2 |
          |   | state select 1 T state           |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | 32-bit memory RAS# & CAS# T      |  JP25  | pins 2 & 3 |
          |   | state select 0.5 T state         |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Monitor type select color        |  SW2   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Monitor type select monochrome   |  SW2   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size | Extended |  Bank 0  |  Bank 1  |  Bank 2  | Bank 3  |
          |------+----------+----------+----------+----------+---------|
          | 1MB  |   0KB    | (4) 256K |   NONE   |   NONE   |  NONE   |
          |      |          |   x 9    |          |          |         |
          |------+----------+----------+----------+----------+---------|
          | 1MB  |  384KB   | (4) 256K |   NONE   |   NONE   |  NONE   |
          |      |          |   x 9    |          |          |         |
          |------+----------+----------+----------+----------+---------|
          | 2MB  |  1408KB  | (4) 256K | (4) 256K |   NONE   |  NONE   |
          |      |          |   x 9    |   x 9    |          |         |
          |------+----------+----------+----------+----------+---------|
          | 3MB  |  2432KB  | (4) 256K | (4) 256K | (4) 256K |  NONE   |
          |      |          |   x 9    |   x 9    |   x 9    |         |
          |------+----------+----------+----------+----------+---------|
          | 4MB  |  3456KB  | (4) 256K | (4) 256K | (4) 256K |   (4)   |
          |      |          |   x 9    |   x 9    |   x 9    | 256K x  |
          |      |          |          |          |          |    9    |
          |------+----------+----------+----------+----------+---------|
          | 4MB  |  3456KB  | (4) 1M x |   NONE   |   NONE   |  NONE   |
          |      |          |    9     |          |          |         |
          |------+----------+----------+----------+----------+---------|
          | 5MB  |  4480KB  | (4) 1M x | (4) 256K |   NONE   |  NONE   |
          |      |          |    9     |   x 9    |          |         |
          |------+----------+----------+----------+----------+---------|
          | 6MB  |  5504KB  | (4) 1M x | (4) 256K | (4) 256K |  NONE   |
          |      |          |    9     |   x 9    |   x 9    |         |
          |------+----------+----------+----------+----------+---------|
          | 7MB  |  6528KB  | (4) 1M x | (4) 256K | (4) 256K |   (4)   |
          |      |          |    9     |   x 9    |   x 9    | 256K x  |
          |      |          |          |          |          |    9    |
          |------+----------+----------+----------+----------+---------|
          | 8MB  |  7552KB  | (4) 1M x | (4) 1M x |   NONE   |  NONE   |
          |      |          |    9     |    9     |          |         |
          |------+----------+----------+----------+----------+---------|
          | 9MB  |  8576KB  | (4) 1M x | (4) 1M x | (4) 256K |  NONE   |
          |      |          |    9     |    9     |   x 9    |         |
          |------+----------+----------+----------+----------+---------|
          | 10MB |  9600KB  | (4) 1M x | (4) 1M x | (4) 256K |   (4)   |
          |      |          |    9     |    9     |   x 9    | 256K x  |
          |      |          |          |          |          |    9    |
          |------+----------+----------+----------+----------+---------|
          | 12MB | 10624KB  | (4) 1M x | (4) 1M x | (4) 1M x |  NONE   |
          |      |          |    9     |    9     |    9     |         |
          |------+----------+----------+----------+----------+---------|
          | 12MB | 11648KB  | (4) 1M x | (4) 1M x | (4) 1M x |  NONE   |
          |      |          |    9     |    9     |    9     |         |
          |------+----------+----------+----------+----------+---------|
          | 13MB | 12672KB  | (4) 1M x | (4) 1M x | (4) 1M x |   (4)   |
          |      |          |    9     |    9     |    9     | 256K x  |
          |      |          |          |          |          |    9    |
          |------+----------+----------+----------+----------+---------|
          | 16MB | 13696KB  | (4) 1M x | (4) 1M x | (4) 1M x | (4) 1M  |
          |      |          |    9     |    9     |    9     |   x 9   |
          |------+----------+----------+----------+----------+---------|
          | 16MB | 14720KB  | (4) 1M x | (4) 1M x | (4) 1M x | (4) 1M  |
          |      |          |    9     |    9     |    9     |   x 9   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM JUMPER CONFIGURATION                  |
          |------------------------------------------------------------|
          |   Size    |   SW4/1    |   SW4/2   |   SW4/3   |   SW4/4   |
          |-----------+------------+-----------+-----------+-----------|
          |    1MB    |     On     |    On     |    On     |    On     |
          |-----------+------------+-----------+-----------+-----------|
          |    1MB    |    Off     |    On     |    On     |    On     |
          |-----------+------------+-----------+-----------+-----------|
          |    2MB    |     On     |    Off    |    On     |    On     |
          |-----------+------------+-----------+-----------+-----------|
          |    3MB    |    Off     |    Off    |    On     |    On     |
          |-----------+------------+-----------+-----------+-----------|
          |    4MB    |     On     |    On     |    Off    |    On     |
          |-----------+------------+-----------+-----------+-----------|
          |    4MB    |     On     |    On     |    Off    |    On     |
          |-----------+------------+-----------+-----------+-----------|
          |    5MB    |    Off     |    On     |    Off    |    On     |
          |-----------+------------+-----------+-----------+-----------|
          |    6MB    |     On     |    Off    |    Off    |    On     |
          |-----------+------------+-----------+-----------+-----------|
          |    7MB    |    Off     |    Off    |    Off    |    On     |
          |-----------+------------+-----------+-----------+-----------|
          |    8MB    |     On     |    On     |    On     |    Off    |
          |-----------+------------+-----------+-----------+-----------|
          |    9MB    |    Off     |    On     |    On     |    Off    |
          |-----------+------------+-----------+-----------+-----------|
          |   10MB    |     On     |    Off    |    On     |    Off    |
          |-----------+------------+-----------+-----------+-----------|
          |   12MB    |    Off     |    Off    |    On     |    Off    |
          |-----------+------------+-----------+-----------+-----------|
          |   12MB    |     On     |    On     |    Off    |    Off    |
          |-----------+------------+-----------+-----------+-----------|
          |   13MB    |    Off     |    On     |    Off    |    Off    |
          |-----------+------------+-----------+-----------+-----------|
          |   16MB    |     On     |    Off    |    Off    |    Off    |
          |-----------+------------+-----------+-----------+-----------|
          |   16MB    |    Off     |    Off    |    Off    |    Off    |
          |------------------------------------------------------------|
          | Note:The location of SW4 is unidentified.                  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |            Size            |            Bank 0             |
          |----------------------------+-------------------------------|
          |            0KB             |             NONE              |
          |----------------------------+-------------------------------|
          |            32KB            |          (4) 8K x 8           |
          |------------------------------------------------------------|
          | Note: The location of the cache bank is unidentified       |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          | Size |       JP2       |       JP3       |      JP22       |
          |------+-----------------+-----------------+-----------------|
          | 0KB  |   pins 2 & 3    |   pins 2 & 3    |   pins 2 & 3    |
          |      |     closed      |     closed      |     closed      |
          |------+-----------------+-----------------+-----------------|
          | 32KB |   pins 1 & 2    |   pins 1 & 2    |   pins 1 & 2    |
          |      |     closed      |     closed      |     closed      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                   DMA MODE CONFIGURATION                   |
          |------------------------------------------------------------|
          |                Mode                |    JP7    |    JP9    |
          |------------------------------------+-----------+-----------|
          | Normal (processor holds on all DMA | pins 1 &  | pins 1 &  |
          |         & refresh cycles)          | 2 closed  | 2 closed  |
          |------------------------------------+-----------+-----------|
          |  Bypass (processor holds on cache  | pins 2 &  | pins 2 &  |
          |   DMA invalidation cycles only)    | 3 closed  | 3 closed  |
          +------------------------------------------------------------+