
DIAMOND FLOWER, INC.

3486-OCV

Processor  80386DX/CX486DLC/80486SX/80487SX/ODP486DX/80486DX/80486DX2/ODP586SX
Processor  20/25/33/50(Internal)/50/66(Internal)MHz
Speed
Chip Set   OPTI
Max.       64MB
Onboard
DRAM
Cache      64/128/256KB
BIOS       AMI
Dimensions 330mm x 218mm
I/O        32-bit VESA slots (2)
Options
NPU        80387DX
Options

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Diagnostic LCD port         J1       Reset switches            J6 & J8

  Keyboard connector          J2       Turbo Switch                J7

  Speaker                     J3       PS/2 mouse connector        J9

  Power LED & keylock         J4       External Battery            J10

  Turbo LED                   J5       32-bit VESA slots (2)     S1 & S2

                        USER CONFIGURABLE SETTINGS

                Function                      Jumper         Position

     CMOS memory normal operation             J11           pins 1 & 2
      (Internal Battery)                                      closed

      CMOS memory normal operation             J11             Open
      (External Battery)

      CMOS memory clear                        J11           pins 2 & 3
                                                              closed

     Factory configured - do not alter        JP10            Open

     Factory configured - do not alter        JP11           Closed

     Monitor type select color                JP29           Closed

      Monitor type select monochrome           JP29            Open

     BIOS ROM type select 2764                JP32            Open

     BIOS ROM type select 27128 or            JP32          pins 1 & 2
      Flash RAM 28f010                                        closed

     BIOS ROM type select Flash RAM           JP32          pins 2 & 3
      28f001                                                  closed

     Factory configured - do not alter        JP33           Closed

  Note:The location of JP10, JP28 and JP33 are unknown.

                       DRAM CONFIGURATION

    Size        Bank 0       Bank 1      Bank 2       Bank 3

     1MB      256K x 36       NONE        NONE         NONE

     2MB      256K x 36    256K x 36      NONE         NONE

     2MB      512K x 36       NONE        NONE         NONE

     3MB      256K x 36    256K x 36    256K x 36      NONE

     4MB      256K x 36    256K x 36    256K x 36    256K x 36

     4MB      512K x 36    512K x 36      NONE         NONE

     4MB       1M x 36        NONE        NONE         NONE

     6MB      512K x 36    512K x 36    512K x 36      NONE

     8MB      512K x 36    512K x 36    512K x 36    512K x 36

     8MB       1M x 36      1M x 36       NONE         NONE

     8MB       2M x 36        NONE        NONE         NONE

     9MB       2M x 36     256K x 36      NONE         NONE

    10MB       2M x 36     256K x 36    256K x 36      NONE

    10MB       2M x 36     512K x 36      NONE         NONE

    11MB       2M x 36     256K x 36    256K x 36    256K x 36

    12MB       2M x 36     512K x 36    512K x 36      NONE

    12MB       2M x 36      1M x 36       NONE         NONE

    12MB       1M x 36      1M x 36       NONE         NONE

    14MB       2M x 36     512K x 36    512K x 36    512K x 36

    16MB       2M x 36      1M x 36      1M x 36       NONE

    16MB       2M x 36      2M x 36       NONE         NONE

    16MB       1M x 36      1M x 36      1M x 36      1M x 36

    16MB       4M x 36        NONE        NONE         NONE

    20MB       2M x 36      2M x 36      1M x 36       NONE

    20MB       4M x 36      1M x 36       NONE         NONE

    24MB       2M x 36      2M x 36      1M x 36      1M x 36

    24MB       4M x 36      1M x 36      1M x 36       NONE

    24MB       4M x 36      2M x 36       NONE         NONE

    24MB       2M x 36      2M x 36      2M x 36       NONE

              DRAM CONFIGURATION (CONTINUED)

    Size      Bank 0      Bank 1      Bank 2      Bank 3

    28MB      4M x 36     1M x 36    1M x 36     1M x 36

    32MB      2M x 36     2M x 36    2M x 36     2M x 36

    32MB      4M x 36     4M x 36      NONE        NONE

    32MB      8M x 36      NONE        NONE        NONE

    32MB      4M x 36     2M x 36    2M x 36       NONE

    36MB      4M x 36     4M x 36    1M x 36       NONE

    36MB      8M x 36     1M x 36      NONE        NONE

    40MB      4M x 36     2M x 36    2M x 36     2M x 36

    40MB      4M x 36     4M x 36    1M x 36     1M x 36

    40MB      4M x 36     4M x 36    2M x 36       NONE

    40MB      8M x 36     1M x 36    1M x 36       NONE

    40MB      8M x 36     2M x 36      NONE        NONE

    44MB      8M x 36     1M x 36    1M x 36     1M x 36

    48MB      4M x 36     4M x 36    2M x 36     2M x 36

    48MB      8M x 36     2M x 36    2M x 36       NONE

    48MB      4M x 36     4M x 36    4M x 36       NONE

    48MB      8M x 36     4M x 36      NONE        NONE

    56MB      8M x 36     2M x 36    2M x 36     2M x 36

    64MB      4M x 36     4M x 36    4M x 36     4M x 36

    64MB      8M x 36     8M x 36      NONE        NONE

    64MB      8M x 36     4M x 36    4M x 36       NONE

    64MB     16M x 36      NONE        NONE        NONE

                            CACHE CONFIGURATION

       Size              Bank 0            Bank 1              TAG

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

       128KB          (4) 32K x 8           NONE              8K x 8

       256KB          (4) 32K x 8        (4) 32K x 8     16K x 8/32K x 8

                        CACHE JUMPER CONFIGURATION

     Size          JP6            JP7            JP8             JP9

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

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

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

                        VESA CPU TYPE CONFIGURATION

   CPU Type        JP15            JP16          JP21            JP22

    80386        pins 2 & 3        Open          Open           Closed
                  closed

    80486        pins 1 & 2       Closed        Closed           Open
                  closed

      VESA WAIT STATE/BUS SPEED (ID2 &AMP; ID3) CONFIGURATION

    CPU speed      Wait states       JP24 (ID3)      JP23 (ID2)

     <=33MHz      0 wait states        Closed          Closed

      >33MHz       1 wait state         Open            Open

                    VESA BUS READY SIGNAL CONFIGURATION

           Signal                    JP18                    JP34

         Delay 1 PCLK         pins 1 & 2 closed       pins 1 & 2, 3 & 4
                                                            closed

            No Delay           pins 2 & 3 closed      pins 2 & 3 closed

                          CPU TYPE CONFIGURATION

     Type         JP1       JP2      JP3      JP17      JP19       JP27

    80386DX       N/A       N/A      N/A      N/A       Open       pins 1
                                                                    & 2

   CX486DLC       N/A       N/A      N/A      N/A       Open       pins 1
                                                                    & 2

   486SX/PGA     pins 2    Open     pins 1   pins 1    Closed      pins 2
                  & 3                & 2      & 2                   & 3

  486SX/PQFP     1 & 2,    pins 1   pins 2   pins 2    Closed      pins 2
                 3 & 4      & 2      & 3      & 3                   & 3

    80487SX      1 & 2,    pins 1   pins 2   pins 2    Closed      pins 2
                 3 & 4      & 2      & 3      & 3                   & 3

    80486DX      1 & 2,    pins 2   pins 1   pins 1    Closed      pins 2
                 3 & 4      & 3      & 2      & 2                   & 3

   80486DX2      1 & 2,    pins 2   pins 1   pins 1    Closed      pins 2
                 3 & 4      & 3      & 2      & 2                   & 3

   ODP586SX      1 & 2,    pins 1   pins 2   pins 1    Closed      pins 2
                 3 & 4      & 2      & 3      & 2                   & 3

  Note:Pins designated should be in the closed position.

                          CPU SPEED CONFIGURATION

      Speed         JP12      JP13       JP14     JP25     JP26     JP31

    386DX/25        Open      Open      Closed     pins    pins    pins 1
                                                  2 & 3    2 & 3    & 2

    386DX/33       Closed     Open      Closed     pins    pins    pins 1
                                                  2 & 3    2 & 3    & 2

    386DX/40        Open     Closed     Closed     pins    pins    pins 1
                                                  2 & 3    2 & 3    & 2

    486DLC/25       Open      Open      Closed     pins    pins    pins 1
                                                  2 & 3    2 & 3    & 2

    486DLC/33      Closed     Open      Closed     pins    pins    pins 1
                                                  2 & 3    2 & 3    & 2

    486DLC/40       Open     Closed     Closed     pins    pins    pins 1
                                                  2 & 3    2 & 3    & 2

   486SX/DX25       Open      Open      Closed     pins    pins    pins 1
                                                  2 & 3    1 & 2    & 2

   486SX/DX33      Closed     Open      Closed     pins    pins    pins 1
                                                  2 & 3    1 & 2    & 2

    486DX/40       Closed    Closed      Open      pins    pins    pins 1
                                                  1 & 2    1 & 2    & 2

    486DX/50        Open      Open      Closed     pins    pins    pins 1
                                                  1 & 2    1 & 2    & 2

  80486DX2/50i      Open      Open      Closed     pins    pins    pins 1
                                                  2 & 3    1 & 2    & 2

  80486DX2/66i     Closed     Open      Closed     pins    pins    pins 1
                                                  2 & 3    1 & 2    & 2

  Note:Pins designated should be in the closed position.

