UNIDENTIFIED

K386SX

Processor               80386SX
Processor Speed         16/20MHz
Chip Set                C & T NEAT
Max. Onboard DRAM       8MB
Cache                   None
BIOS                    AMI/Phoenix
Dimensions              330mm x 218mm
I/O Options             Parallel port, serial ports (2), floppy drive
                        interface, IDE interface
NPU Options             80387SX

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Serial port 2               J2       Turbo LED                   J20

  Serial port 1               J3       IDE interface LED           J22

  Parallel port               J4       Turbo switch                J23

  External battery            J11      Speaker                     J25

  IDE interface               J12      Reset switch                J28

  Floppy drive interface      J13      Power LED & keylock         J29

                        USER CONFIGURABLE SETTINGS

              Function                   Jumper/Switch        Position

  »   IRQ14 busy when IDE interface           J19            pins 1 & 2
      is busy                                                  closed

      IRQ14 clear when IDE                    J19            pins 2 & 3
      interface is busy                                        closed

  »   Factory configured - do not             J24               open
      alter

  »   NPU disabled                            J26              closed

      NPU enabled                             J26               open

  »   Floppy drive interface                 SW1/1              Off
      enabled

      Floppy drive interface                 SW1/1               On
      disabled

  »   Floppy drive interface select          SW1/2              Off
      primary address

      Floppy drive interface select          SW1/2               On
      secondary address

  »   IDE interface select primary           SW1/3              Off
      address

      IDE interface select                   SW1/3               On
      secondary address

  »   I/O channel ready signal               SW1/4              Off
      (IOCHRDY) disconnected

      I/O channel ready signal               SW1/4               On
      (IOCHRDY) connected

  »   IDE interface enabled                  SW1/5               On

      IDE interface disabled                 SW1/               Off

  »   Factory configured - do not            SW1/6               On
      alter

  »   CMOS memory normal operation           SW1/7               On

      CMOS memory clear                      SW1/7              Off

  »   Monitor type select color              SW1/8               On

      Monitor type select                    SW1/8              Off
      monochrome

                            DRAM CONFIGURATION

     Size          Bank 0         Bank 1        Bank 2         Bank 3

     512KB       (2) 256K x        NONE          NONE           NONE
                     9

      1MB        (2) 256K x     (2) 256K x       NONE           NONE
                     9              9

     1.5MB       (2) 256K x     (2) 256K x     (2) 256K x       NONE
                     9              9              9

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

      3MB        (2) 256K x     (2) 256K x    (2) 1M x 9        NONE
                     9              9

      4MB        (2) 1M x 9     (2) 1M x 9       NONE           NONE

      5MB        (2) 256K x     (2) 256K x    (2) 1M x 9     (2) 1M x 9
                     9              9

      6MB        (2) 1M x 9     (2) 1M x 9    (2) 1M x 9        NONE

      8MB        (2) 1M x 9     (2) 1M x 9    (2) 1M x 9     (2) 1M x 9