
UNIDENTIFIED

NEAT-386SX

Processor         80386SX
Processor Speed   16/20MHz
Chip Set          C & T Neat
Max. Onboard DRAM 8MB
Cache             None
BIOS              AMI/Phoenix
Dimensions        330.2mm x 218.4mm
I/O Options       None
NPU Options       80387SX

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                   Location

  Turbo switch                J1       Keylock                     J5

  Power LED                   J2       Speaker                     J6

  Reset switch                J3       External battery            J17

  Turbo LED                   J4

                        USER CONFIGURABLE SETTINGS

                Function                    Jumper           Position

     Monitor type select color               J7            pins 2 & 3
                                                              closed

      Monitor type select monochrome          J7            pins 1 & 2
                                                              closed

     Battery select internal                 J17           pins 1 & 2
                                                              closed

      Battery select external                 J17           connected

                            DRAM CONFIGURATION

    Size       Bank 0(DIP)    Bank 1 (DIP)      Bank 2      Bank 3 (SIPP)
                                               (SIPP)

    512KB      (18) 41256        NONE           NONE            NONE

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

    640KB      (18) 41256      (18) 4164        NONE            NONE

     1MB       (18) 41256     (18) 41256        NONE            NONE

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

    1.5MB      (18) 41256     (18) 41256     (2) 256K x 9       NONE

     2MB       (18) 411000       NONE           NONE            NONE

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

     2MB       (18) 41256     (18) 41256     (2) 256K x 9   (2) 256K x 9

     4MB       (18) 411000    (18) 411000       NONE            NONE

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

    4.5MB      (18) 411000    (18) 411000    (2) 256K x 9       NONE

     5MB       (18) 411000    (18) 411000    (2) 256K x 9   (2) 256K x 9

     5MB       (18) 41256     (18) 41256     (2) 1M x 9      (2) 1M x 9

     6MB       (18) 411000    (18) 411000    (2) 1M x 9         NONE

     8MB       (18) 411000    (18) 411000    (2) 1M x 9      (2) 1M x 9

                      DRAM JUMPER CONFIGURATION

                BS1            BS1            BS2            BS2

             pins 1 & 2     pins 2 & 3     pins 1 & 2     pins 2 & 3

   Size      pins 4 & 5     pins 5 & 6     pins 4 & 5     pins 5 & 6

             pins 7 & 8     pins 8 & 9     pins 7 & 8     pins 8 & 9

   512KB       closed          open          closed          open

  512KB 1       open          closed          open          closed

   640KB       closed          open          closed          open

    1MB        closed          open          closed          open

   1MB 1        open          closed          open          closed

   1.5MB       closed          open          closed          open

    2MB        closed          open          closed          open

   2MB 1        open          closed          open          closed

    4MB        closed          open          closed          open

   4MB 1        open          closed          open          closed

   4.5MB       closed          open          closed          open

    5MB        closed          open          closed          open

    6MB        closed          open          closed          open

    8MB        closed          open          closed          open

  Note 1 :Use this setting when banks 0 and 1 are empty.

