
DIAMOND FLOWER, INC.

3486-UCF

Processor        80386DX/80486SX/80487SX/CX486DX/80486DX/80486DX2
Processor Speed  20/25/33/50(internal)/50/66(internal)MHz
Chip Set         UMC
Max. Onboard DRAM32MB
Cache            64/128/256KB
BIOS             AMI
Dimensions       230mm x 218mm
I/O Options      None
NPU Options      80387DX/CX387

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Speaker                     J1       Turbo LED                   J4

  Reset switch                J2       External battery            J8

  Power LED & keylock         J3

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     80486SX-20 disabled                     JP4              Open

      80486SX-20 enabled                      JP4             Closed

     NPU disabled                         JP5 & JP7           Open

      NPU enabled                          JP5 & JP7          Closed

     CPU type select 80486                   JP6             Closed

      CPU type select 80386                   JP6              Open

     Monitor type select color               JP9             Closed

      Monitor type select monochrome          JP9              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

      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

                        CACHE JUMPER CONFIGURATION

    Size           W1             W2             W3              W4

    64KB       pins 2 & 3        Open           Open         pins 1 & 2
                 closed                                        closed

   128KB       pins 1 & 2        Open          Closed        pins 2 & 3
                 closed                                        closed

   256KB       pins 2 & 3       Closed         Closed        pins 2 & 3
                 closed                                        closed

                          CPU TYPE CONFIGURATION

       Type               JP1                JP2               JP3

      80486SX             Open            pins 2 & 3           Open
                                           closed

      80847SX          pins 2 & 3         pins 1 & 2          Closed
                         closed            closed

      80486DX          pins 1 & 2         pins 1 & 2          Closed
                         closed            closed

