
UNIDENTIFIED

ENDAT-386SB

Processor         80386SX (exact location unidentified)
Processor Speed   16MHz
Chip Set          Unidentified
Max. Onboard DRAM 8MB
Cache             None
BIOS              Unidentified
Dimensions        330mm x 210mm
I/O Options       None
NPU Options       80387SX (exact location unidentified)

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  External battery            J1       Speaker                     J19

  Turbo LED                   J17      Power LED & keylock         J20

  Turbo switch                J18      Reset switch                JP1

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

      Turbo enabled (16MHz)                   J18             Closed

      Turbo disabled (8MHz)                   J18              Open

      Monitor type select monochrome          JP2              Open

      Monitor type select color               JP2             Closed

                            DRAM CONFIGURATION

       Size             Bank 0A           Bank 0             Bank 1A

      512KB         (4) 44256 & (2)        NONE               NONE
                         41256

       1MB          (4) 44256 & (2)        NONE          (4) 44256 & (2)
                         41256                                41256

      1.5MB         (4) 44256 & (2)    (2) 256K x 9      (4) 44256 & (2)
                         41256                                41256

       2MB          (4) 44256 & (2)    (2) 256K x 9      (4) 44256 & (2)
                         41256                                41256

       2MB               NONE           (2) 1M x 9            NONE

       4MB               NONE           (2) 1M x 9            NONE

       6MB               NONE           (2) 1M x 9            NONE

       8MB               NONE           (2) 1M x 9            NONE

  Note: (2) 41256 are parity chips.

                  DRAM CONFIGURATION (CONT)

      Size          Bank 1          Bank 2          Bank 3

     512KB           NONE            NONE            NONE

      1MB            NONE            NONE            NONE

     1.5MB           NONE            NONE            NONE

      2MB        (2) 256K x 9        NONE            NONE

      2MB            NONE            NONE            NONE

      4MB         (2) 1M x 9         NONE            NONE

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

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

                         WAIT STATE CONFIGURATION

    Page hit       Page miss        JP5         JP6

    Bank hit       Bank miss      Bank hit   Bank miss

       0               0             2           2       1 & 2     1 & 2

       0              N/A            2           1       1 & 2     2 & 3

       1               0             2           2       2 & 3     1 & 2

       2               0             3           3       2 & 3     2 & 3

          MISCELLANEOUS TECHNICAL NOTE

  Note: The location of pin 1 is unidentified.

