UNIDENTIFIED

UNI-486WB

Processor        80486SX/80486DX/80486DX2
Processor Speed  25/33/50(internal)/50/66(internal)MHz
Chip Set         UNI
Max. Onboard DRAM32MB
Cache            32/64/128/256KB
BIOS             AMI
Dimensions       230mm x 218mm
I/O Options      None
NPU Options      4167

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Power LED & keylock         J1       Turbo switch                J4

  Speaker                     J2       Reset switch                J5

  Turbo LED                   J3       External battery            J6

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Turbo mode disabled                      J4              Open

      Turbo mode enabled                       J4             Closed

  »   Battery type select internal             J6           pins 2 & 3
                                                              closed

      Battery type select external             J6        pins 1, 2, 3 & 4
                                                              closed

  »   Normal A20 enabled                      JP3           pins 2 & 3
                                                              closed

      Fast A20 enabled                        JP3           pins 1 & 2
                                                              closed

  »   Monitor type select monochrome          JP13             Open

      Monitor type select color               JP13            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

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

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

      16MB        (4) 4M x 9         NONE

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

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

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

                    CACHE CONFIGURATION

     Size          Bank 0         Bank 1          TAG

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

     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

                        CACHE JUMPER CONFIGURATION

    Size          JP4            JP5            JP6             JP7

    32KB          Open           Open           Open         pins 1 & 2
                                                               closed

    64KB         Closed          Open           Open         pins 2 & 3
                                                               closed

   128KB         Closed          Open          Closed        pins 2 & 3
                                                               closed

   256KB         Closed         Closed         Closed        pins 2 & 3
                                                               closed

                 CACHE JUMPER CONFIGURATION

   Size       JP8       JP9       JP10      JP11      JP12

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

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

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

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

  Note: Pins designated should be in the closed position.

                          CPU TYPE CONFIGURATION

           Type                      JP1                     JP2

          80486SX                    Open             pins 2 & 3 closed

        80486DX/DX2           pins 1 & 2 closed       pins 1 & 2, 3 & 4
                                                           closed