
SOYO COMPUTER CO., LTD.

SY-016A/SY-019B

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       None
NPU Options       80387/3167

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Power LED & keylock         J17      External battery            J20

  Speaker                     J18      Turbo switch                J21

  Reset switch                J19      Turbo LED                   J22

                        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 alter        JP4            Closed

     CMOS memory normal operation             JP5           pins 1 & 2
                                                              closed

      CMOS memory clear                        JP5           pins 2 & 3
                                                              closed

                            DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2         Bank 3

     1MB        (4) 256K x 9      NONE           NONE           NONE

     2MB        (4) 256K x 9   (4) 256K x 9      NONE           NONE

     3MB        (4) 256K x 9   (4) 256K x 9   (4) 256K x 9      NONE

     4MB        (4) 256K x 9   (4) 256K x 9   (4) 256K x 9  (4) 256K x 9

     5MB        (4) 256K x 9   (4) 1 M x 9       NONE           NONE

     6MB        (4) 256K x 9   (4) 1M x 9        NONE           NONE

     7MB        (4) 256K x 9   (4) 256K x 9   (4) 256K x 9   (4) 1M x 9

     8MB        (4) 1M x 9     (4) 1M x 9        NONE           NONE

     9MB        (4) 1M x 9     (4) 1M x 9     (4) 256K x 9      NONE

     10MB       (4) 256K x 9   (4) 256K x 9   (4) 1M x 9     (4) 1M x 9

     12MB       (4) 1M x 9     (4) 1M x 9     (4) 1M x 9        NONE

     13MB       (4) 1M x 9     (4) 1M x 9     (4) 1M x 9    (4) 256K x 9

     16MB       (4) 1M x 9     (4) 1M x 9     (4) 1M x 9     (4) 1M x 9

     20MB       (4) 1M x 9     (4) 4M x 9        NONE           NONE

     24MB       (4) 1M x 9     (4) 1M x 9     (4) 4M x 9        NONE

     28MB       (4) 1M x 9     (4) 1M x 9     (4) 1M x 9     (4) 4M x 9

     32MB       (4) 4M x 9     (4) 4M x 9        NONE           NONE

     36MB       (4) 1M x 9     (4) 4M x 9     (4) 4M x 9        NONE

     37MB       (4) 256K x 9   (4) 1M x 9     (4) 4M x 9     (4) 4M x 9

     40MB       (4) 1M x 9     (4) 1M x 9     (4) 4M x 9     (4) 4M x 9

     48MB       (4) 4M x 9     (4) 4M x 9     (4) 4M x 9        NONE

     49MB       (4) 256K x 9   (4) 4M x 9     (4) 4M x 9     (4) 4M x 9

     52MB       (4) 1M x 9     (4) 4M x 9     (4) 4M x 9     (4) 4M x 9

     64MB       (4) 4M x 9     (4) 4M x 9     (4) 4M x 9     (4) 4M 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 &    Closed    Open     1 & 2   Open   1 & 2   1 & 2   1 & 2
            2

  128KB    1 &    Open     Closed    2 & 3   1 & 2  1 & 2   2 & 3   1 & 2
            2

  256KB    2 &    Open     Closed    2 & 3   2 & 3  2 & 3   2 & 3   2 & 3
            3

  Note: Pins designated should be in the closed position.

      NPU CONFIGURATION

   Size      JP9      JP12

   None     Open      Open

  80387     Closed    Open

   3167     Open     Closed

