
ATRONICS INTERNATIONAL, INC.

ATI-2000/B

Processor         80286
Processor Speed   10/12/16MHz
Chip Set          Headland
Max. onboard DRAM 4MB
Cache             None
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       80287

[Image]

                                CONNECTIONS

  Purpose                 Location    Purpose                    Location

  External battery          JP1       Turbo switch connector      JPHWS

  Speaker                   JP2       Reset switch (optional)      P1

  Keylock                   JP4       Turbo LED (optional)         P2

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch         Position

     I/O bus speed select 0 wait            JP5             pins 2 & 3
      states                                                   closed

      I/O bus speed select 1 wait            JP5             pins 1 & 2
      state                                                    closed

     I/O wait state selectable              JP6             pins 1 & 2
      via the keyboard                                         closed

      I/O wait state selectable              JP6             pins 2 & 3
      via JP5                                                  closed

     CPU speed selectable via the           JP7             pins 1 & 2
      keyboard                                                 closed

      CPU speed selectable via the           JP7             pins 2 & 3
      turbo switch                                             closed

     BIOS type select 27128              JP8 & JP9          pins 1 & 2
                                                               closed

      BIOS type select 27256              JP8 & JP9          pins 2 & 3
                                                               closed

     Monitor type select color              P8              pins 2 & 3
                                                               closed

      Monitor type select                    P8              pins 1 & 2
      monochrome                                               closed

                            DRAM CONFIGURATION

     Size          Bank 0        Bank 1         Bank 2         Bank 3

     256KB      (8) 256K x 1      NONE           NONE           NONE

     512KB      (8) 256K x 1   (8) 256K x 1      NONE           NONE

     640KB      (8) 64K x 1    (8) 64K x 1    (8) 256K x 1  (8) 256K x 1

      1MB       (8) 256K x 1   (8) 256K x 1   (8) 256K x 1  (8) 256K x 1

      2MB        (8) 1M x 1    (8) 1M x 1        NONE           NONE

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

                         MEMORY SIZE CONFIGURATION

      Size              JP12              JP14A               JP14B

      256KB           pins 1 & 2        pins 1 & 2      pins 1 & 2 closed
                       closed             closed

      512KB           pins 1 & 2        pins 1 & 2      pins 2 & 3 closed
                       closed             closed

      640KB           pins 1 & 2        pins 2 & 3      pins 1 & 2 closed
                       closed             closed

       1MB            pins 1 & 2        pins 2 & 3      pins 2 & 3 closed
                       closed             closed

       2MB            pins 2 & 3        pins 2 & 3      pins 1 & 2 closed
                       closed             closed

       4MB            pins 2 & 3        pins 2 & 3      pins 2 & 3 closed
                       closed             closed

