
DIAMOND FLOWER, INC.

G486-EVB (REV. C)

Processor   CX486SX/80486(WB)/80486SX/SL80486SX/CX486DX/SGS486DX
            80486DX/AM486DX/AM486DXL/SL80486DX/CX486DX2V/CX486DX2
            SGS486DX2/AM486DX2/AM486DXL2/80486DX2/SL80486DX2
            AM486DX4/80486DX4/ODP486DX4/P24T/CXM1SC
Processor   25/33/40/50(internal)/66(internal)/75(internal)/80(internal)/
Speed       100(internal)MHz
Chip Set    Unidentified
Video Chip  None
Set
Maximum     64MB
Onboard
Memory
Maximum     None
Video
Memory
Cache       128/256/512KB
BIOS        Unidentified
Dimensions  330mm x 218mm
I/O Options 32-bit VESA local bus slots (3), green PC connector
NPU Options None

[Image]

                                CONNECTIONS

  Purpose                 Location    Purpose                   Location

  Green PC LED               D6       Green PC connector          JP39

  External battery          JP2       Reset switch                JP40

  Power LED & keylock       JP37      32-bit VESA local bus    SL1 - SL3
                                      slots

  Speaker                   JP38

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

      BIOS type select 28F010               JP1             Closed

      BIOS type select 27512                JP1              Open

     Factory configured - do not           JP5          Unidentified
      alter

      Battery type select internal          JP8        Pins 2 & 3 closed

      Battery type select external          JP8        Pins 1 & 2 closed

     Factory configured - do not          JP14             Closed
      alter

     Factory configured - do not          JP31          Unidentified
      alter

     Factory configured - do not          JP43          Unidentified
      alter

                            DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2         Bank 3

     1MB        (1) 256K x        None           None           None
                    36

     2MB        (1) 512K x        None           None           None
                    36

     4MB        (1) 256K x     (1) 256K x     (1) 256K x    (1) 256K x 36
                    36             36             36

     4MB        (1) 512K x        None        (1) 512K x        None
                    36                            36

     4MB       (1) 1M x 36        None           None           None

     8MB       (1) 1M x 36    (1) 1M x 36        None           None

     8MB       (1) 2M x 36        None           None           None

     16MB      (1) 1M x 36    (1) 1M x 36    (1) 1M x 36     (1) 1M x 36

     16MB      (1) 2M x 36        None       (1) 2M x 36        None

     16MB      (1) 4M x 36        None           None           None

     32MB      (1) 4M x 36    (1) 4M x 36        None           None

     64MB      (1) 4M x 36    (1) 4M x 36    (1) 4M x 36     (1) 4M x 36

                      CACHE CONFIGURATION

      Size          Bank 0          Bank 1           TAG

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

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

     512KB       (4) 128K x 8        None        (1) 32K x 8

                     CACHE JUMPER CONFIGURATION

   Size     JP19      JP20     JP21      JP25      JP26      JP27

  128KB     Open     2 & 3     2 & 3     Closed   Closed     Open

  256KB     Open     1 & 2     1 & 2     Closed    Open      Open

  512KB     Closed   2 & 3     1 & 2     Open     Closed    Closed

  Note: Pins designated should be in the closed position.

                            CPU TYPE SELECTION

         Type             JP15       JP16      JP17      JP18      JP22

      CX486SX(WB)        Closed     Closed     2 & 3    2 & 3      2 & 3

      CX486SX(WT)        Closed     Closed     1 & 2    1 & 2      2 & 3

      80486 (WB)          Open      Closed     2 & 3    2 & 3      1 & 2,
                                                                   3 & 4

        80486SX           Open       Open      1 & 2    1 & 2      Open

       SL80486SX          Open       Open      1 & 2    1 & 2      1 & 2

      CX486DX(WB)        Closed     Closed     2 & 3    2 & 3      2 & 3

      CX486DX(WT)        Closed     Closed     1 & 2    1 & 2      2 & 3

     SGS486DX(WB)        Closed     Closed     2 & 3    2 & 3      2 & 3

     SGS486DX(WT)        Closed     Closed     1 & 2    1 & 2      2 & 3

        80486DX           Open       Open      1 & 2    1 & 2      Open

        AM486DX           Open       Open      1 & 2    1 & 2      Open

       AM486DXL           Open       Open      1 & 2    1 & 2      Open

       SL80486DX          Open       Open      1 & 2    1 & 2      1 & 2

   CX486DX2V-50(WB)      Closed     Closed     2 & 3    2 & 3      2 & 3

   CX486DX2V-66(WB)      Closed     Closed     2 & 3    2 & 3      2 & 3

   CX486DX2V-80(WB)      Closed     Closed     2 & 3    2 & 3      2 & 3

   CX486DX2V-50(WT)      Closed     Closed     1 & 2    1 & 2      2 & 3

   CX486DX2V-66(WT)      Closed     Closed     1 & 2    1 & 2      2 & 3

   CX486DX2V-80(WT)      Closed     Closed     1 & 2    1 & 2      2 & 3

     CX486DX2(WB)        Closed     Closed     2 & 3    2 & 3      2 & 3

     CX486DX2(WT)        Closed     Closed     1 & 2    1 & 2      2 & 3

     SGS486DX2(WB)       Closed     Closed     2 & 3    2 & 3      2 & 3

     SGS486DX2(WT)       Closed     Closed     1 & 2    1 & 2      2 & 3

       AM486DX2           Open       Open      1 & 2    1 & 2      Open

    AM486DX2 (NV8T)       Open       Open      1 & 2    1 & 2      Open

  AM486DX2 (SV8B-WB)      Open      Closed     2 & 3    2 & 3      1 & 2,
                                                                   3 & 4

  AM486DX2 (SV8B-WT)      Open      Closed     2 & 3    2 & 3      1 & 2,
                                                                   3 & 4

       AM486DXL2          Open       Open      1 & 2    1 & 2      Open

       80486DX2           Open       Open      1 & 2    1 & 2      Open

      SL80486DX2          Open       Open      1 & 2    1 & 2      1 & 2

    AM486DX4 (NV8T)       Open       Open      1 & 2    1 & 2      Open

  AM486DX4 (SV8B-WB)      Open      Closed     2 & 3    2 & 3      1 & 2,
                                                                   3 & 4

  AM486DX4 (SV8B-WT)      Open      Closed     2 & 3    2 & 3      1 & 2,
                                                                   3 & 4

       80486DX4           Open       Open      1 & 2    1 & 2      1 & 2

       ODP486DX4          Open       Open      1 & 2    1 & 2      1 & 2

         P24T             Open      Closed     1 & 2    1 & 2      1 & 2

      CXM1SC(DX2)        Closed     Closed     2 & 3    2 & 3      1 & 2,
                                                                   3 & 4

      CXM1SC(DX4)        Closed     Closed     2 & 3    2 & 3      1 & 2,
                                                                   3 & 4

  Note: Pins designated should be in the closed position.

                            CPU TYPE SELECTION

          Type            JP23      JP24      JP28     JP29       JP30

      CX486SX(WB)         2 & 3    2 & 3,    2 & 3     Open       Open
                                   4 & 5

      CX486SX(WT)         2 & 3    2 & 3     2 & 3     Open       Open

       80486 (WB)         1 & 2,   1 & 2,    1 & 2     3 & 4     Closed
                          3 & 4    3 & 4

        80486SX           Open      Open     2 & 3     Open       Open

       SL80486SX          1 & 2    1 & 2     2 & 3     Open       Open

      CX486DX(WB)         2 & 3    2 & 3,    1 & 2     3 & 4     Closed
                                   4 & 5

      CX486DX(WT)         2 & 3    2 & 3     1 & 2     3 & 4     Closed

      SGS486DX(WB)        2 & 3    2 & 3,    1 & 2     3 & 4     Closed
                                   4 & 5

      SGS486DX(WT)        2 & 3    2 & 3     1 & 2     3 & 4     Closed

        80486DX           Open      Open     1 & 2     3 & 4     Closed

        AM486DX           Open      Open     1 & 2     2 & 3     Closed

        AM486DXL          Open      Open     1 & 2     3 & 4     Closed

       SL80486DX          1 & 2    1 & 2     1 & 2     3 & 4     Closed

    CX486DX2V-50(WB)      2 & 3    2 & 3,    1 & 2     3 & 4     Closed
                                   4 & 5

    CX486DX2V-66(WB)      2 & 3    2 & 3,    1 & 2     3 & 4     Closed
                                   4 & 5

    CX486DX2V-80(WB)      2 & 3    2 & 3,    1 & 2     3 & 4     Closed
                                   4 & 5

    CX486DX2V-50(WT)      2 & 3    2 & 3     1 & 2     3 & 4     Closed

    CX486DX2V-66(WT)      2 & 3    2 & 3     1 & 2     3 & 4     Closed

    CX486DX2V-80(WT)      2 & 3    2 & 3     1 & 2     3 & 4     Closed

      CX486DX2(WB)        2 & 3    2 & 3,    1 & 2     3 & 4     Closed
                                   4 & 5

      CX486DX2(WT)        2 & 3    2 & 3     1 & 2     3 & 4     Closed

     SGS486DX2(WB)        2 & 3    2 & 3,    1 & 2     3 & 4     Closed
                                   4 & 5

     SGS486DX2(WT)        2 & 3    2 & 3     1 & 2     3 & 4     Closed

        AM486DX2          Open      Open     1 & 2     2 & 3     Closed

    AM486DX2 (NV8T)       Open      Open     1 & 2     3 & 4     Closed

   AM486DX2 (SV8B-WB)     1 & 2,   1 & 2,    1 & 2     3 & 4     Closed
                          3 & 4    3 & 4

   AM486DX2 (SV8B-WT)     1 & 2,   1 & 2,    1 & 2     3 & 4     Closed
                          3 & 4    3 & 4

       AM486DXL2          Open      Open     1 & 2     3 & 4     Closed

        80486DX2          Open      Open     1 & 2     3 & 4     Closed

       SL80486DX2         1 & 2    1 & 2     1 & 2     3 & 4     Closed

    AM486DX4 (NV8T)       Open      Open     1 & 2     3 & 4     Closed

   AM486DX4 (SV8B-WB)     1 & 2,   1 & 2,    1 & 2     3 & 4     Closed
                          3 & 4    3 & 4

   AM486DX4 (SV8B-WT)     1 & 2,   1 & 2,    1 & 2     3 & 4     Closed
                          3 & 4    3 & 4

        80486DX4          1 & 2    1 & 2     1 & 2     3 & 4     Closed

       ODP486DX4          1 & 2    1 & 2     1 & 2     3 & 4     Closed

          P24T            1 & 2    1 & 2     1 & 2     2 & 3     Closed

      CXM1SC(DX2)         1 & 2,   1 & 2,    1 & 2     1 & 2,    Closed
                          3 & 4    3 & 4               3 & 4

      CXM1SC(DX4)         1 & 2,   1 & 2,    1 & 2     1 & 2,    Closed
                          3 & 4    3 & 4               3 & 4

  Note: Pins designated should be in the closed position.

                        CPU TYPE SELECTION (CON'T)

          Type             JP32        JP33          JP34         JP36

      CX486SX(WB)         2 & 3, 4   1 & 2, 3 &      Open         Open
                            & 5          4

      CX486SX(WT)          Open      1 & 2, 3 &      Open         Open
                                         4

       80486 (WB)          1 & 2     1 & 2, 3 &      Open         Open
                                         4

        80486SX            Open      1 & 2, 3 &      Open         Open
                                         4

       SL80486SX           Open      1 & 2, 3 &      Open         Open
                                         4

      CX486DX(WB)         2 & 3, 4   1 & 2, 3 &      Open         Open
                            & 5          4

      CX486DX(WT)          Open      1 & 2, 3 &      Open         Open
                                         4

      SGS486DX(WB)        2 & 3, 4   1 & 2, 3 &      Open         Open
                            & 5          4

      SGS486DX(WT)         Open      1 & 2, 3 &      Open         Open
                                         4

        80486DX            Open      1 & 2, 3 &      Open         Open
                                         4

        AM486DX            Open      1 & 2, 3 &      Open         Open
                                         4

        AM486DXL           Open      1 & 2, 3 &      Open      1 & 2, 3 &
                                         4                         4

       SL80486DX           Open      1 & 2, 3 &      Open         Open
                                         4

    CX486DX2V-50(WB)      2 & 3, 4   5 & 6, 7 &      Open         Open
                            & 5          8

    CX486DX2V-66(WB)      2 & 3, 4   5 & 6, 7 &      Open         Open
                            & 5          8

    CX486DX2V-80(WB)      2 & 3, 4   5 & 6, 7 &      Open         Open
                            & 5          8

    CX486DX2V-50(WT)       Open      1 & 2, 3 &      Open         Open
                                         4

    CX486DX2V-66(WT)       Open      1 & 2, 3 &      Open         Open
                                         4

    CX486DX2V-80(WT)       Open      1 & 2, 3 &      Open         Open
                                         4

      CX486DX2(WB)        2 & 3, 4   1 & 2, 3 &      Open         Open
                            & 5          4

      CX486DX2(WT)         Open      1 & 2, 3 &      Open         Open
                                         4

     SGS486DX2(WB)        2 & 3, 4   1 & 2, 3 &      Open         Open
                            & 5          4

     SGS486DX2(WT)         Open      1 & 2, 3 &      Open         Open
                                         4

        AM486DX2           Open      1 & 2, 3 &      Open         Open
                                         4

    AM486DX2 (NV8T)        Open      5 & 6, 7 &     7 & 8         Open
                                         8

   AM486DX2 (SV8B-WB)      1 & 2     5 & 6, 7 &     3 & 4         Open
                                         8

   AM486DX2 (SV8B-WT)      1 & 2     5 & 6, 7 &   3 &4,7 & 8      Open
                                         8

       AM486DXL2           Open      1 & 2, 3 &      Open      1 & 2, 3 &
                                         4                         4

        80486DX2           Open      1 & 2, 3 &      Open         Open
                                         4

       SL80486DX2          Open      1 & 2, 3 &      Open         Open
                                         4

    AM486DX4 (NV8T)        Open      5 & 6, 7 &     5 & 6         Open
                                         8

   AM486DX4 (SV8B-WB)      1 & 2     5 & 6, 7 &      Open         Open
                                         8

   AM486DX4 (SV8B-WT)      1 & 2     5 & 6, 7 &     7 & 8         Open
                                         8

        80486DX4           Open      5 & 6, 7 &      Open         Open
                                         8

       ODP486DX4           Open      1 & 2, 3 &      Open         Open
                                         4

          P24T             Open      1 & 2, 3 &      Open         Open
                                         4

      CXM1SC(DX2)          1 & 2     5 & 6, 7 &     3 & 4         Open
                                         8

      CXM1SC(DX4)          1 & 2     5 & 6, 7 &      Open         Open
                                         8

  Note: Pins designated should be in the closed position.

                        CPU TYPE SELECTION (CON'T)

         Type             JP44         JP45          JP46         JP47

     CX486SX(WB)          Open         Open          Open         Open

     CX486SX(WT)          Open         Open          Open         Open

      80486 (WB)          Open         Open          Open         Open

       80486SX            Open         Open          Open         Open

      SL80486SX           Open         Open          Open         Open

     CX486DX(WB)          Open         Open          Open         Open

     CX486DX(WT)          Open         Open          Open         Open

     SGS486DX(WB)         Open         Open          Open         Open

     SGS486DX(WT)         Open         Open          Open         Open

       80486DX            Open         Open          Open         Open

       AM486DX            Open         Open          Open         Open

       AM486DXL           Open         Open          Open         Open

      SL80486DX           Open         Open          Open         Open

   CX486DX2V-50(WB)       Open         Open         Closed        Open

   CX486DX2V-66(WB)       Open        Closed         Open         Open

   CX486DX2V-80(WB)      Closed        Open          Open         Open

   CX486DX2V-50(WT)       Open         Open         Closed        Open

   CX486DX2V-66(WT)       Open        Closed         Open         Open

   CX486DX2V-80(WT)      Closed        Open          Open         Open

     CX486DX2(WB)         Open         Open          Open         Open

     CX486DX2(WT)         Open         Open          Open         Open

    SGS486DX2(WB)         Open         Open          Open         Open

    SGS486DX2(WT)         Open         Open          Open         Open

       AM486DX2           Open         Open          Open         Open

   AM486DX2 (NV8T)        Open         Open         Closed        Open

  AM486DX2 (SV8B-WB)      Open         Open         Closed        Open

  AM486DX2 (SV8B-WT)      Open         Open         Closed        Open

      AM486DXL2           Open         Open          Open         Open

       80486DX2           Open         Open          Open         Open

      SL80486DX2          Open         Open          Open         Open

   AM486DX4 (NV8T)        Open         Open         Closed        Open

  AM486DX4 (SV8B-WB)      Open         Open         Closed        Open

  AM486DX4 (SV8B-WT)      Open         Open         Closed        Open

       80486DX4           Open         Open         Closed        Open

      ODP486DX4           Open         Open          Open         Open

         P24T             Open         Open          Open         Open

     CXM1SC(DX2)          Open         Open         Closed        Open

     CXM1SC(DX4)          Open         Open         Closed        Open

            CPU SPEED SELECTION

   Speed       S1         S2        S3

   25MHz     Closed      Open      Open

   33MHz     Closed     Closed    Closed

   40MHz     Closed     Closed     Open

  50iMHz     Closed      Open      Open

  66iMHz     Closed     Closed    Closed

  75iMHz     Closed      Open      Open

  80iMHz     Closed     Closed     Open

  100iMHz    Closed     Closed    Closed

          CPU TYPE SELECTION

       Type               JP35

  Non SL-enhanced        Closed

    SL-enhanced           Open

  VL BUS WAIT STATE SELECTION

    Setting           JP41

       0              Open

       1             Closed

  VL BUS SPEED SELECTION

    Speed         JP42

  <= 33MHz        Open

   >33 MHz       Closed

