EVERSOURCE COMPUTERS, INC.

USA386

Processor              80386DX
Processor Speed        33/40MHz
Chip Set               Unidentified
Video Chip Set         None
Maximum Onboard Memory 32MB
Maximum Video Memory   None
Cache                  64/128/256KB
BIOS                   AMI
Dimensions             330mm x 218mm
I/O Options            None
NPU Options            3167

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Power LED & keylock         J2       Reset switch                J6

  Turbo switch                J4       External battery            J7

  Turbo LED                   J5       Speaker                    J100

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

      Monitor type select color                J3             Closed

      Monitor type select monochrome           J3              Open

              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

      5MB         (4) 256K x 9    (4) 1M x 9

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

      16MB        (4) 4M x 9         None

      17MB        (4) 256K x 9    (4) 4M x 9

      20MB        (4) 1M x 9      (4) 4M x 9

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

                      CACHE CONFIGURATION

      Size           Bank 0          Bank 1           TAG

      64KB         (4) 8K x 8      (4) 8K x 8      (1) 8K x 8

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

     256KB        (4) 32K x 8     (4) 32K x 8     (1) 32K x 8

  Note: The location of banks 0 & 1 and TAG are unidentified.

                        CACHE JUMPER CONFIGURATION

         Size                     JMP1                     JMP3

         64KB            Pins 1 & 2, 4 & 5, 6 &      Pins 1 & 2 closed
                                7 closed

         128KB              Pins 2 & 3, 5 & 6        Pins 2 & 3 closed
                                 closed

         256KB             Pins 2 & 3 closed         Pins 2 & 3 closed