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       # UNIDENTIFIED
       
          386 CACHE 33MHZ
       
          Processor         80386SX (exact location unidentified)        
          Processor Speed   25/33MHz                                     
          Chip Set          Unidentified                                 
          Max. Onboard DRAM 16MB (12MB on external memory card)          
          Cache             32/64KB                                      
          BIOS              Phoenix                                      
          Dimensions        355mm x 305mm                                
          I/O Options       32-bit external memory card                  
          NPU Options       80387SX/3167(exact location unidentified)    
       
   IMG IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose         | Location | Purpose            | Location |
          |-----------------+----------+--------------------+----------|
          | Speaker         |    J1    | External memory    |   SL1    |
          |                 |          | card               |          |
          |-----------------+----------+--------------------+----------|
          | Power LED &     |    J2    | Reset switch       |    W3    |
          | keylock         |          |                    |          |
          |-----------------+----------+--------------------+----------|
          | External        |    J4    | Cache/turbo LED    |    W5    |
          | battery         |          |                    |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |           Function            | Jumper/Switch |  Position  |
          |-------------------------------+---------------+------------|
          |   | Battery type select       |      H1       |   Closed   |
          |   | internal                  |               |            |
          |---+---------------------------+---------------+------------|
          |   | Battery type select       |      H1       |    Open    |
          |   | external                  |               |            |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |     SW2/1     |     On     |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          |   | NPU disabled              |     SW2/2     |    Off     |
          |---+---------------------------+---------------+------------|
          |   | NPU enabled               |     SW2/2     |     On     |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |     SW2/3     |    Off     |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | EGA BIOS relocated        |     SW2/4     |     On     |
          |---+---------------------------+---------------+------------|
          |   | EGA BIOS not relocated    |     SW2/4     |    Off     |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |     SW2/5     |    Off     |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          |   | Monitor type select       |     SW2/6     |     On     |
          |   | CGA/EGA/VGA               |               |            |
          |---+---------------------------+---------------+------------|
          |   | Monitor type select MGA   |     SW2/6     |    Off     |
          |---+---------------------------+---------------+------------|
          |   | Slot speed select 12.5MHz |     SW2/8     |     On     |
          |---+---------------------------+---------------+------------|
          |   | Slot speed select 8.3MHz  |     SW2/8     |    Off     |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |      W1       |    Open    |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |      W2       |    Open    |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |      W6       |    Open    |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |      W9       |    Open    |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |      W10      | pins 2 & 3 |
          |   | not alter                 |               |   closed   |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |      W12      |    N/A     |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |      W14      |    N/A     |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |      W15      |    N/A     |
          |   | not alter                 |               |            |
          |---+---------------------------+---------------+------------|
          | » | Factory configured - do   |      W16      |    N/A     |
          |   | not alter                 |               |            |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          | Size  |   Bank 0    |   Bank 1   |   Bank 2   |   Bank 3   |
          |-------+-------------+------------+------------+------------|
          |  1MB  | (36) 41256  |    NONE    |    NONE    |    NONE    |
          |-------+-------------+------------+------------+------------|
          |  2MB  | (36) 41256  | (36) 41256 |    NONE    |    NONE    |
          |-------+-------------+------------+------------+------------|
          |  4MB  | (36) 411000 |    NONE    |    NONE    |    NONE    |
          |-------+-------------+------------+------------+------------|
          |  8MB  | (36) 411000 |    (36)    |    NONE    |    NONE    |
          |       |             |   411000   |            |            |
          |-------+-------------+------------+------------+------------|
          | 16MB  | (36) 411000 |    (36)    | (4) 1M x 9 | (4) 1M x 9 |
          |       |             |   411000   |            |            |
          |------------------------------------------------------------|
          | Note: Banks 1, 2, & 3 are located on the external memory   |
          | card.                                                      |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 DRAM SWITCH CONFIGURATION                  |
          |------------------------------------------------------------|
          | Size | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/6 |SW1/7 |SW1/8 |
          |------+-------+-------+-------+-------+-------+------+------|
          | 1MB  |  On   |  Off  |  On   |  On   |  Off  | Off  | Off  |
          |------+-------+-------+-------+-------+-------+------+------|
          | 2MB  |  Off  |  On   |  On   |  On   |  Off  | Off  | Off  |
          |------+-------+-------+-------+-------+-------+------+------|
          | 4MB  |  On   |  On   |  Off  |  Off  |  Off  | Off  | Off  |
          |------+-------+-------+-------+-------+-------+------+------|
          | 8MB  |  Off  |  On   |  Off  |  Off  |  Off  | Off  | Off  |
          |------+-------+-------+-------+-------+-------+------+------|
          | 16MB |  Off  |  Off  |  Off  |  Off  |  Off  | Off  | Off  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                  DRAM SPEED CONFIGURATION                  |
          |------------------------------------------------------------|
          |     CPU speed      |     DRAM speed     |      SW1/5       |
          |--------------------+--------------------+------------------|
          |       25MHz        |        80ns        |       Off        |
          |--------------------+--------------------+------------------|
          |       25MHz        |       100ns        |       Off        |
          |--------------------+--------------------+------------------|
          |       25MHz        |       120ns        |        On        |
          |--------------------+--------------------+------------------|
          |       33MHz        |        60ns        |       Off        |
          |--------------------+--------------------+------------------|
          |       33MHz        |        80ns        |        On        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |       Bank 1       |
          |------------------+--------------------+--------------------|
          |       32KB       |     (4) 8K x 8     |        NONE        |
          |------------------+--------------------+--------------------|
          |       64KB       |     (4) 8K x 8     |     (4) 8K x 8     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          |       Size       |         W8         |        W13         |
          |------------------+--------------------+--------------------|
          |       32KB       | pins 1 & 2 closed  | pins 1 & 2 closed  |
          |------------------+--------------------+--------------------|
          |       64KB       | pins 2 & 3 closed  | pins 2 & 3 closed  |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |             CACHE JUMPER/SWITCH CONFIGURATION              |
          |------------------------------------------------------------|
          |      Setting       |         W4         |      SW2/7       |
          |--------------------+--------------------+------------------|
          |      Enabled       | pins 1 & 2 closed  |        On        |
          |--------------------+--------------------+------------------|
          |      Disabled      | pins 2 & 3 closed  |       Off        |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     NPU CONFIGURATION                      |
          |------------------------------------------------------------|
          |      Setting       |        W7        |        W11         |
          |--------------------+------------------+--------------------|
          |    Asynchronous    |      Closed      | pins 1 & 2 closed  |
          |--------------------+------------------+--------------------|
          |    Synchronous     |       Open       | pins 2 & 3 closed  |
          +------------------------------------------------------------+