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       # SOYO COMPUTER CO., LTD.
       
          SY-019C
       
          Processor             80386DX                                  
          Processor Speed       25/33/40MHz                              
          Chip Set              ETEQ                                     
          Max. Onboard DRAM     64MB                                     
          Cache                 64/128/256KB                             
          BIOS                  AMI/Award                                
          Dimensions            330mm x 218mm                            
          I/O Options           32-bit external memory card slot         
          NPU Options           80387/3167                               
       
 (IMG) IMG 1
          
       
          +------------------------------------------------------------+
          |                        CONNECTIONS                         |
          |------------------------------------------------------------|
          | Purpose           | Location | Purpose          | Location |
          |-------------------+----------+------------------+----------|
          | Power LED &       |   J17    | Turbo switch     |   J21    |
          | keylock           |          |                  |          |
          |-------------------+----------+------------------+----------|
          | Speaker           |   J18    | Turbo LED        |   J22    |
          |-------------------+----------+------------------+----------|
          | Reset switch      |   J19    | 32-bit external  |    S1    |
          |                   |          | memory card      |          |
          |-------------------+----------+------------------+----------|
          | External battery  |   J20    |                  |          |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 USER CONFIGURABLE SETTINGS                 |
          |------------------------------------------------------------|
          |               Function               | Jumper |  Position  |
          |--------------------------------------+--------+------------|
          | » | Monitor type select color        |  JP3   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | Monitor type select monochrome   |  JP3   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          | » | Factory configured - do not      |  JP4   |   Closed   |
          |   | alter                            |        |            |
          |---+----------------------------------+--------+------------|
          | » | CMOS memory normal operation     |  JP5   | pins 1 & 2 |
          |   |                                  |        |   closed   |
          |---+----------------------------------+--------+------------|
          |   | CMOS memory clear                |  JP5   | pins 2 & 3 |
          |   |                                  |        |   closed   |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     DRAM CONFIGURATION                     |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |       Bank 1       |
          |------------------+--------------------+--------------------|
          |       1MB        |   (4) 256KB x 9    |        NONE        |
          |------------------+--------------------+--------------------|
          |       2MB        |   (4) 256KB x 9    |   (4) 256KB x 9    |
          |------------------+--------------------+--------------------|
          |       4MB        |    (4) 1MB x 9     |        NONE        |
          |------------------+--------------------+--------------------|
          |       5MB        |    (4) 1MB x 9     |   (4) 256KB x 9    |
          |------------------+--------------------+--------------------|
          |       8MB        |    (4) 1MB x 9     |    (4) 1MB x 9     |
          |------------------+--------------------+--------------------|
          |       16MB       |    (4) 4MB x 9     |        NONE        |
          |------------------+--------------------+--------------------|
          |       17MB       |    (4) 4MB x 9     |   (4) 256KB x 9    |
          |------------------+--------------------+--------------------|
          |       20MB       |    (4) 4MB x 9     |    (4) 1MB x 9     |
          |------------------+--------------------+--------------------|
          |       32MB       |    (4) 4MB x 9     |    (4) 4MB x 9     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                    CACHE CONFIGURATION                     |
          |------------------------------------------------------------|
          |       Size       |       Bank 0       |       Bank 1       |
          |------------------+--------------------+--------------------|
          |       64KB       |     (4) 8K x 8     |     (4) 8K x 8     |
          |------------------+--------------------+--------------------|
          |      128KB       |    (4) 32K x 8     |        NONE        |
          |------------------+--------------------+--------------------|
          |      256KB       |    (4) 32K x 8     |    (4) 32K x 8     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                 CACHE JUMPER CONFIGURATION                 |
          |------------------------------------------------------------|
          | Size | JP8  | JP10 | JP11 | JP13 | JP16 | JP17 |JP18 |JP19 |
          |------+------+------+------+------+------+------+-----+-----|
          | 64KB |1 & 2 |Closed| Open |1 & 2 | Open |1 & 2 |1 & 2|1 & 2|
          |------+------+------+------+------+------+------+-----+-----|
          |128KB |1 & 2 | Open |Closed|2 & 3 |1 & 2 |1 & 2 |2 & 3|1 & 2|
          |------+------+------+------+------+------+------+-----+-----|
          |256KB |2 & 3 | Open |Closed|2 & 3 |2 & 3 |2 & 3 |2 & 3|2 & 3|
          |------------------------------------------------------------|
          |Note: Pins designated should be in the closed position.     |
          +------------------------------------------------------------+
       
          +------------------------------------------------------------+
          |                     NPU CONFIGURATION                      |
          |------------------------------------------------------------|
          |       Size        |        JP9         |       JP12        |
          |-------------------+--------------------+-------------------|
          |       None        |        Open        |       Open        |
          |-------------------+--------------------+-------------------|
          |       80387       |       Closed       |       Open        |
          |-------------------+--------------------+-------------------|
          |       3167        |        Open        |      Closed       |
          +------------------------------------------------------------+