
ARTEK COMPUTER SYSTEMS, INC.

OPTI 386-SX

Processor         80386SX
Processor Speed   20MHz
Chip Set          OPTI
Max. Onboard DRAM 16MB
Cache             None
BIOS              AMI
Dimensions        249mm x 218mm
I/O Options       None
NPU Options       80387SX

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  External battery            JP2      Reset                       J3

  Turbo switch                J1       Speaker                     J4

  Turbo LED                   J2       Power & LED keylock         J5

                        USER CONFIGURABLE SETTINGS

               Function                    Jumper           Position

     Monitor type select color              JP1             Closed

      Monitor type select monochrome         JP1              Open

     CMOS memory normal operation           JP2        pins 2 & 3 closed
      (internal battery)

     CMOS memory normal operation           JP2            pins 1 & 4
      (external battery)                                    connected

      CMOS memory clear                      JP2        pins 3 & 4 closed

     NPU mode select asynchronous           JP3             Closed
      with CPU

      NPU mode select synchronous            JP3              Open
      with CPU

                            DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2         Bank 3

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

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

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

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

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

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

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

     10MB       (2) 1M x 9     (2) 4M x 9        NONE           NONE

     12MB       (2) 1M x 9     (2) 1MB x 9    (2) 4M x 9        NONE

     16MB       (2) 4M x 9     (2) 4MB x 9       NONE           NONE

