
UNIDENTIFIED

ELT-286B-160G

Processor         80286
Processor Speed   16MHz
Chip Set          G-2
Max. Onboard DRAM 8MB
Cache             None
BIOS              AMI/Phoenix
Dimensions        220mm x 220mm
I/O Options       None
NPU Options       80287

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Turbo LED                   J5       External battery            J24

  Power LED & keylock         J18      Turbo switch                J25

  Speaker                     J19      Reset switch                J30

  Note:DRAM chip location and orientation on board is unidentified.

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch         Position

     NPU mode select synchronous            JNP             pins 1 & 2
      with CPU                                                 closed

      NPU mode select asynchronous           JNP             pins 2 & 3
      with CPU                                                 closed

     Factory configured - do not            JP3             pins 1 & 2
      alter                                                    closed

     BIOS type select 27256                 JP9             pins 2 & 3
                                                               closed

      BIOS type select 27128                 JP9             pins 1 & 2
                                                               closed

     CPU speed select switchable            J25                Open
      from keyboard

      CPU speed select fast                  J25               Closed

     Monitor type select color             SW1/1                On

      Monitor type select                   SW1/1               Off
      monochrome

     Factory test disabled (AMI            SW1/2               Off
      BIOS only)

      Factory test enabled (AMI             SW1/2                On
      BIOS only)

                            DRAM CONFIGURATION

     Size          Bank 0          Bank 1         Bank 2        Bank 3

   512KB 2       (16) 41256         NONE           NONE          NONE

   512KB 1          NONE            NONE        (2) 256K x       NONE
                                                    9

    1MB 2        (16) 41256      (16) 41256        NONE          NONE

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

   1.5MB 2       (16) 41256      (16) 41256     (2) 256K x       NONE
                                                    9

    2MB 2        (16) 41256      (16) 41256     (2) 256K x     (2) 256K x
                                                    9              9

    2MB 2       (16) 411000         NONE           NONE          NONE

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

    4MB 2       (16) 411000     (16) 411000        NONE          NONE

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

    5MB 2        (16) 41256      (16) 41256     (1)1M x 9      (1)1M x 9

    5MB 2       (16) 411000     (16) 411000     (2) 256K x     (2) 256K x
                                                    9              9

    6MB 2       (16) 411000     (16) 411000     (1)1M x 9        NONE

    8MB 2       (16) 411000     (16) 411000     (1)1M x 9      (1)1M x 9

              DRAM SWITCH CONFIGURATION

   Size      SW1/3      SW1/4      SW1/5      SW1/6

  512KB 2     Off        Off        Off        Off

  512KB 1     Off        Off        Off        Off

   1MB 2       On        Off        Off        Off

   1MB 1       On        Off        Off        Off

  1.5MB 2     Off         On        Off        Off

   2MB 2       On         On        Off        Off

   2MB 2      Off        Off        On         Off

   2MB 1      Off        Off        On         Off

   4MB 2       On        Off        On         Off

   4MB 1       On        Off        On         Off

   5MB 2       On         On        Off        Off

   5MB 2       On         On        On         Off

   6MB 2      Off        Off        On         Off

   8MB 2       On         On        On         Off

                         DRAM SWITCH CONFIGURATION

   Size       JP1      JP2      JP3      JP5      JP6      JP7      JP8

  512KB 2    2 & 3    2 & 3    1 & 2    2 & 3    2 & 3    2 & 3    2 & 3

  512KB 1    1 & 2    1 & 2    1 & 2    1 & 2    1 & 2    1 & 2    1 & 2

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

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

  1.5MB 2    2 & 3    2 & 3    1 & 2    2 & 3    2 & 3    2 & 3    2 & 3

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

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

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

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

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

   5MB 2     2 & 3    2 & 3    2 & 3    2 & 3    2 & 3    2 & 3    2 & 3

   5MB 2     2 & 3    2 & 3    2 & 3    2 & 3    2 & 3    2 & 3    2 & 3

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

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


