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                               

<gopher://bitreich.org/I/th99/m/S-T/30093-1.png>
   

   +------------------------------------------------------------+
   |                        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       |
   +------------------------------------------------------------+