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C386

Processor         80386DX
Processor Speed   25/33/40MHz
Chip Set          ACT
Max. Onboard DRAM 16MB
Cache             32/64/128KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       80387/3167

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                   Location

  Turbo switch               JP33      Power LED & Keylock        JP40

  Speaker                    JP35      Reset switch               JP41

  Turbo LED                  JP37      External battery           JP43

                        USER CONFIGURABLE SETTINGS

                 Function                     Jumper         Position

     CPU speed select 33MHz                   JP1           pins 1 & 2
                                                              closed

      CPU speed select 25MHz or 40MHz          JP1           pins 2 & 3
                                                              closed

     Cache enabled                            JP4           pins 1 & 2
                                                              closed

      Cache disabled                           JP4           pins 2 & 3
                                                              closed

     I/O channel RAM cacheable                JP5           pins 1 & 2
                                                              closed

      I/O channel RAM non-cacheable            JP5           pins 2 & 3
                                                              closed

     System BIOS cacheable                    JP6           pins 1 & 2
                                                              closed

      System BIOS non-cacheable                JP6           pins 2 & 3
                                                              closed

     Video BIOS cacheable                     JP7           pins 1 & 2
                                                              closed

      Video BIOS non-cacheable                 JP7           pins 2 & 3
                                                              closed

     DRAM speed select fast (70 -             JP15          pins 1 & 2
      120ns)                                                  closed

      DRAM speed select slow (100 -            JP15          pins 2 & 3
      150ns)                                                  closed

     Parity check enabled                     JP32           Closed

      Parity check disabled                    JP32            Open

     Bus speed select 8MHz                    JP34          pins 1 & 2
                                                              closed

      Bus speed select 11MHz                   JP34          pins 2 & 3
                                                              closed

     Keyboard controller turbo pin            JP38          pins 3 & 4
      select 30                                               closed

      Keyboard controller turbo pin            JP38          pins 5 & 6
      select 24                                               closed

      Keyboard controller turbo pin            JP38          pins 7 & 8
      select 23                                               closed

      Keyboard controller turbo pin            JP38          pins 1 & 2
      select none                                             closed

     Monitor type select color                JP39          pins 1 & 2
                                                              closed

      Monitor type select monochrome           JP39          pins 2 & 3
                                                              closed

     Power good signal detect from            JP42          pins 1 & 2
      power supply                                            closed

      Power good signal detect from            JP42          pins 2 & 3
      board                                                   closed

     Battery select internal                  JP44          pins 1 & 2
                                                              closed

      Battery select external                  JP44          pins 2 & 3
                                                              closed

     CACHE CONFIGURATION

     Size          Bank 0

     32KB        (5) 8K x 8

     128KB      (5) 32K x 8

                        CACHE JUMPER CONFIGURATION

         Size                    JP2                       JP3

         32KB             pins 2 & 3 closed     pins 2 & 3, 4 & 5, 6 & 7,
                                                      8 & 9 closed

         128KB            pins 1 & 2 closed     pins 1 & 2, 3 & 4, 5 & 6,
                                                      7 & 8 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

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

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

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

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

                       DRAM JUMPER CONFIGURATION

   Size     JP8      JP9     JP10     JP11     JP12    JP13     JP14

   1MB     1 & 2    2 & 3    2 & 3   2 & 3    1 & 2    1 & 2    1 & 2

   2MB     1 & 2    1 & 2    2 & 3   2 & 3    2 & 3    1 & 2    1 & 2

   4MB     1 & 2    2 & 3    2 & 3   1 & 2    1 & 2    1 & 2    2 & 3

   6MB     2 & 3    1 & 2    2 & 3   1 & 2    1 & 2    2 & 3    1 & 2

   8MB     1 & 2    1 & 2    2 & 3   1 & 2    2 & 3    1 & 2    2 & 3

   10MB    2 & 3    2 & 3    1 & 2   1 & 2    2 & 3    2 & 3    1 & 2

   12MB    1 & 2    2 & 3    1 & 2   1 & 2    1 & 2    2 & 3    2 & 3

   16MB    1 & 2    1 & 2    1 & 2   1 & 2    2 & 3    2 & 3    2 & 3

  Note: Pins designated should be in the closed position.

