
EVERSOURCE COMPUTERS, INC.

ETEQ 80386 33/40

Processor         80386DX
Processor Speed   25/33/40MHz
Chip Set          ETEQ
Max. Onboard DRAM 32MB
Cache             32/64/128/256KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       32-bit external memory card
NPU Options       80387/3167/3167 daughterboard

[Image]

                                CONNECTIONS

  Purpose               Location      Purpose                 Location

  External battery         JP1        Speaker                   JP26

  Turbo LED               JP23        Reset switch              JP27

  Turbo switch            JP24        32-bit external            S1
                                      memory card

  Power LED &             JP25
  keylock

                        USER CONFIGURABLE SETTINGS

                Function                    Jumper          Position

     Battery select internal                JP1        pins 2 & 3 closed

      Battery select external                JP1             Closed

     Monitor type select monochrome         JP2              Open

      Monitor type select color              JP2             Closed

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      1MB         (4) 256K x 9       NONE

      2MB         (4) 256K x 9   (4) 256K x 9

      4MB         (4) 1M x 9         NONE

      8MB         (4) 1M x 9      (4) 1M x 9

      16MB        (4) 4M x 9         NONE

      32MB        (4) 4M x 9      (4) 4M x 9

                            CACHE CONFIGURATION

     Size          Bank 0       Bank 1       TAG (U21 &      TAG (U34)
                                                U22)

     32KB        (4) 8K x 8      NONE        (2) 4K x 4         NONE

     32KB        (4) 8K x 8      NONE       (2) 16K x 4         NONE

     64KB        (4) 8K x 8   (4) 8K x 8     (2) 4K x 4         NONE

     64KB        (4) 8K x 8   (4) 8K x 8    (2) 16K x 4         NONE

     128KB       (4) 32K x 8     NONE           NONE         (1) 8K x 8

     128KB       (4) 32K x 8     NONE       (2) 16K x 4         NONE

     256KB       (4) 32K x 8  (4) 32K x 8   (2) 16K x 4         NONE

                     CACHE JUMPER CONFIGURATION

   Size      JP6      JP7       JP8       JP9      JP10      JP11

   32KB     Open      Open     Open      Open     Closed    1 & 2

   32KB     Open      Open     Closed    Closed    Open     1 & 2

   64KB     Open      Open     Open      Closed    Open     1 & 2

   64KB     Open      Open     Closed    Closed    Open     1 & 2

  128KB     Closed    Open     Closed    Closed    Open     1 & 2

  128KB     Closed    Open     Closed    Closed    Open     1 & 2

  256KB     Closed   Closed    Open      Closed    Open     2 & 3

  Notes:Pins designated should be in the closed position.

              CACHE JUMPER CONFIGURATION (CONT)

  Size     JP12     JP13     JP14     JP15     JP16     JP17

  32KB     2 & 3   1 & 2    1 & 2    1 & 2    1 & 2    2 & 3

  32KB     2 & 3   1 & 2    1 & 2    1 & 2    1 & 2    1 & 2

  64KB     1 & 2   2 & 3    1 & 2    1 & 2    2 & 3    2 & 3

  64KB     2 & 3   2 & 3    1 & 2    1 & 2    2 & 3    1 & 2

  128KB    1 & 2   2 & 3    2 & 3    2 & 3    2 & 3     Open

  128KB    2 & 3   2 & 3    2 & 3    2 & 3    2 & 3     Open

  256KB    1 & 2   2 & 3    2 & 3    2 & 3    2 & 3     Open

  Notes:Pins designated should be in the closed position.

             CACHE JUMPER CONFIGURATION (CONT)

   Size      JP18      JP19       JP20      JP21      JP22

   32KB      1 & 2     Open      2 & 3     2 & 3     2 & 3

   32KB      Open      Open      2 & 3     2 & 3     2 & 3

   64KB      Open      Open      1 & 2     1 & 2     2 & 3

   64KB      Open      Open      2 & 3     1 & 2     2 & 3

  128KB      1 & 2    Closed     1 & 2     2 & 3     1 & 2

  128KB      1 & 2    Closed     2 & 3     2 & 3     1 & 2

  256KB      Open     Closed     1 & 2     1 & 2     2 & 3

  Notes:Pins designated should be in the closed position.

                             NPU CONFIGURATION

            Setting                      JP3                  JP4

            disabled                    Open                 Open

             80387                     Closed                Open

              3167                      Open                Closed

        80387 and 3167 on              Closed               Closed
         daughterboard

