DIAMOND FLOWER, INC.

486-33/50UCE, 486DX2-50UCE

Processor         80486DX/80486DX2
Processor Speed   33/50(internal)/50/66(internal)MHz
Chip Set          UMC
Max. Onboard DRAM 32MB
Cache             64/128/256KB
BIOS              AMI
Dimensions        330mm x 220mm
I/O OPTIONS       32-bit external memory card slot
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                  Location     Purpose                Location

  Keyboard connector          J1        Turbo switch          J8 and J17

  Speaker                     J2        Power LED & Keylock       J9

  Turbo LED                   J3        External battery          J18

  Reset switch            J5 and J14    32-bit external           S1
                                        memory card

                        USER CONFIGURABLE SETTINGS

               Function                   Jumper            Position

  »   Factory configured - do not           J4               closed
      alter

  »   Factory configured - do not           J6         pins 1 & 2 and 3 &
      alter                                                 4 closed

  »   Factory configured - do not           J7                open
      alter

  »   Battery select internal               J16        pins 2 & 3 closed

      Battery select external               J16        pins 1 & 2 closed

  »   Factory configured - do not           J19               open
      alter

  »   Monitor type select color             J20              closed

      Monitor type select monochrome        J20               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

                    SRAM CONFIGURATION

     Size        Cache SRAM      Location         TAG

     64KB        (8) 8K x 8    Banks 0 & 1    (1) 8K x 8

     128KB      (4) 32K x 8       Bank 0      (1) 8K x 8

     256KB      (8) 32K x 8    Banks 0 & 1    (1) 32K x 8

                         SRAM JUMPER CONFIGURATION

      Jumper             64KB              128KB              256KB

        W1               open             closed             closed

        W2               open             closed             closed

        W3              closed            closed             closed

        W4               open              open              closed

        W5               open              open              closed

       J10            pins 1 & 2         pins 2 & 3         pins 2 & 3
                        closed            closed             closed

       J11            pins 1 & 2         pins 2 & 3         pins 1 & 2
                        closed            closed             closed

       J12               open            pins 1 & 2         pins 2 & 3
                                          closed             closed

       J13            pins 1 & 2         pins 1 & 2         pins 2 & 3
                        closed            closed             closed

       J15              closed            closed             closed