UNIDENTIFIED

386-SC-HG/HQ

Processor         80386DX
Processor Speed   25/33/40MHz
Chip Set          Symphony
Max. Onboard DRAM 32MB
Cache             32/128KB
BIOS              AMI
Dimensions        220mm x 220mm
I/O Options       None
NPU Options       80387DX/3167

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                   Location

  Turbo LED                   J1       Speaker                     J4

  Turbo switch                J2       Power LED & keylock         J5

  Reset switch                J3       External battery            J7

                        USER CONFIGURABLE SETTINGS

                 Function                      Jumper         Position

  »   Monitor type select                       JP2             Open
      monochrome/EGA/VGA

      Monitor type select color                 JP2            Closed

  »   NPU synchronous with CPU                   J8          pins 1 & 2
                                                               closed

      NPU asynchronous with CPU                  J8          pins 2 & 3
                                                               closed

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      1MB         (4) 256K x 9       NONE

      2MB         (4) 256K x 9   (4) 256K x 9

      4MB         (4) 1M x 9         NONE

      5MB         (4) 256K x 9    (4) 1M x 9

      5MB         (4) 1M x 9     (4) 256K x 9

      8MB         (4) 1M x 9      (4) 1M x 9

      16MB        (4) 4M x 9         NONE

      17MB        (4) 256K x 9    (4) 4M x 9

      17MB        (4) 4M x 9     (4) 256K x 9

      20MB        (4) 1M x 9      (4) 4M x 9

      20MB        (4) 4M x 9      (4) 1M x 9

      32MB        (4) 4M x 9      (4) 4M x 9

            CACHE CONFIGURATION

     Size          Bank 0          TAG

     32KB        (4) 8K x 8    (1) 8K x 8

     128KB       (4) 32K x 8   (1) 8K x 8

                        CACHE JUMPER CONFIGURATION

  Size     JS1     JS2     JS3      JS4     JS5     JS6     JS7     JS8

  32KB     1 & 2   1 & 2   1 & 2   1 & 2   1 & 2   1 & 2   1 & 2   1 & 2

  128KB    2 & 3   2 & 3   2 & 3   2 & 3   2 & 3   2 & 3   2 & 3   2 & 3

  Note: Pins designated should be in the closed position.