
M TECHNOLOGY, INC.

R407E VESA 486

Processor  80486SX/CX486DX/AM486DX/80486DX/CX486DX2/AM486DX2/
           80486DX2/CX486DX4/AM486DX4/AM486DX4(V8B)/80486DX4/P24D/P24T/CX5X86/AM
           K5
Processor  25/33/40/50(internal)/50/66(internal)/100(internal)/120(internal)/
Speed      133(internal)/160(internal)MHz
Chip Set   Unidentified
Video Chip None
Set
Maximum    128MB
Onboard
Memory
Maximum    None
Video
Memory
Cache      128/256/512/1024KB
BIOS       AMI
Dimensions 330mm x 218mm
I/O        32-bit VESA local bus slots (3), green PC connector
Options
NPU        None
Options

[Image]

                                CONNECTIONS

  Purpose                 Location    Purpose                   Location

  External battery           J2       Reset switch                 J7

  Power LED & keylock        J3       Green PC connector           J8

  Speaker                    J4       Green PC connector          JP60

  Turbo switch               J5       Green PC connector          JP61

  Turbo LED                  J6       32-bit VESA local bus    SL1 - SL3
                                      slots

                        USER CONFIGURABLE SETTINGS

                Function                     Label          Position

      Jumper information unavailable         JP43         Unidentified

     CMOS memory normal operation           JP50       Pins 1 & 2 closed

      CMOS memory clear                      JP50       Pins 2 & 3 closed

      Monitor type select CGA                JP62            Closed

      Monitor type select                    JP62             Open
      monochrome/EGA/VGA

                        DRAM CONFIGURATION (MODE 1)

     Size          Bank 0         Bank 1         Bank 2         Bank 3

      1MB        (4) 256K x 9      None           None           None

      2MB        (4) 256K x 9   (4) 256K x 9      None           None

      4MB        (4) 1M x 9        None           None           None

      5MB        (4) 256K x 9   (4) 1M x 9        None           None

      6MB        (4) 256K x 9   (4) 256K x 9   (1) 1M x 36       None

      8MB        (4) 1M x 9     (4) 1M x 9        None           None

     10MB        (4) 256K x 9   (4) 256K x 9   (1) 1M x 36   (1) 1M x 36

     12MB        (4) 1M x 9     (4) 1M x 9     (1) 1M x 36       None

     16MB        (4) 1M x 9     (4) 1M x 9     (1) 1M x 36   (1) 1M x 36

     16MB        (4) 4M x 9        None           None           None

     17MB        (4) 256K x 9   (4) 4M x 9        None           None

     18MB        (4) 256K x 9   (4) 256K x 9   (1) 4M x 36       None

     20MB        (4) 1M x 9     (4) 4M x 9        None           None

     24MB        (4) 1M x 9     (4) 1M x 9     (1) 4M x 36       None

     32MB        (4) 4M x 9     (4) 4M x 9        None           None

     36MB        (4) 1M x 9     (4) 4M x 9     (1) 4M x 36       None

     40MB        (4) 1M x 9     (4) 1M x 9     (1) 4M x 36   (1) 4M x 36

     48MB        (4) 4M x 9     (4) 4M x 9     (1) 4M x 36       None

     64MB        (4) 4M x 9     (4) 4M x 9     (1) 4M x 36   (1) 4M x 36

     64MB        (4) 16M x 9       None           None           None

     65MB        (4) 256K x 9      None         (1) 16M x        None
                                                   36

     68MB        (4) 1M x 9     (4) 16M x 9       None           None

     72MB        (4) 1M x 9     (4) 16M x 9    (1) 1M x 36       None

     80MB        (4) 4M x 9     (4) 16M x 9       None           None

     96MB        (4) 4M x 9     (4) 4M x 9      (1) 16M x        None
                                                   36

     128MB       (4) 16M x 9    (4) 16M x 9       None           None

                        DRAM CONFIGURATION (MODE 2)

     Size         Bank 0        Bank 1         Bank 2          Bank 3

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

     2MB           None          None         (1) 256K x    (1) 256K x 36
                                                 36

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

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

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

     5MB           None          None         (1) 256K x     (1) 1M x 36
                                                 36

     6MB        (4) 1M x 9       None         (1) 256K x    (1) 256K x 36
                                                 36

     6MB           None          None         (1) 512K x     (1) 1M x 36
                                                 36

     8MB        (4) 1M x 9       None         (1) 512K x    (1) 512K x 36
                                                 36

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

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

     10MB       (4) 1M x 9    (4) 1M x 9      (1) 256K x    (1) 256K x 36
                                                 36

     12MB       (4) 1M x 9    (4) 1M x 9      (1) 512K x    (1) 512K x 36
                                                 36

     12MB       (4) 1M x 9       None        (1) 1M x 36     (1) 1M x 36

     12MB          None          None        (1) 1M x 36     (1) 2M x 36

     16MB       (4) 1M x 9    (4) 1M x 9     (1) 1M x 36     (1) 1M x 36

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

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

     17MB          None          None         (1) 256K x     (1) 4M x 36
                                                 36

     18MB       (4) 4M x 9       None         (1) 256K x    (1) 256K x 36
                                                 36

     18MB          None          None         (1) 512K x     (1) 4M x 36
                                                 36

     20MB       (4) 4M x 9       None         (1) 512K x    (1) 512K x 36
                                                 36

     20MB          None          None        (1) 1M x 36     (1) 4M x 36

     24MB       (4) 1M x 9    (4) 4M x 9      (1) 512K x    (1) 512K x 36
                                                 36

     24MB       (4) 4M x 9       None        (1) 1M x 36     (1) 1M x 36

     24MB          None          None        (1) 2M x 36     (1) 4M x 36

     32MB       (4) 4M x 9       None        (1) 2M x 36     (1) 2M x 36

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

     32MB          None          None        (1) 8M x 36        None

     36MB       (4) 4M x 9    (4) 4M x 9      (1) 512K x    (1) 512K x 36
                                                 36

     36MB       (4) 4M x 9       None        (1) 1M x 36     (1) 4M x 36

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

     40MB       (4) 4M x 9    (4) 4M x 9     (1) 1M x 36     (1) 1M x 36

     48MB       (4) 4M x 9    (4) 4M x 9     (1) 2M x 36     (1) 2M x 36

     48MB       (4) 4M x 9    (4) 4M x 9     (1) 4M x 36        None

     48MB          None          None        (1) 4M x 36     (1) 8M x 36

     64MB       (4) 4M x 9    (4) 4M x 9     (1) 4M x 36     (1) 4M x 36

     64MB          None          None        (1) 16M x 36       None

     64MB          None          None        (1) 8M x 36     (1) 8M x 36

     65MB          None          None         (1) 256K x    (1) 16M x 36
                                                 36

                     DRAM CONFIGURATION (MODE 2 CONT)

     Size          Bank 0         Bank 1         Bank 2         Bank 3

     68MB           None           None       (1) 1M x 36    (1) 16M x 36

     72MB        (4) 16M x 9       None       (1) 1M x 36    (1) 1M x 36

     80MB           None           None       (1) 4M x 36    (1) 16M x 36

     96MB        (4) 16M x 9       None       (1) 4M x 36    (1) 4M x 36

     128MB          None           None       (1) 16M x 36   (1) 16M x 36

                         DRAM JUMPER CONFIGURATION

    Size          JP30           JP31            JP32           JP33

   Mode 1      Pins 1 & 2      Pins 1 & 2     Pins 1 & 2      Pins 1 & 2
                 closed         closed          closed         closed

   Mode 2      Pins 2 & 3      Pins 2 & 3     Pins 2 & 3      Pins 2 & 3
                 closed         closed          closed         closed

                      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 (A)      (4) 32K x 8     (4) 32K x 8    (1) 32K x 8

   256KB (B)      (4) 64K x 8        None        (1) 32K x 8

   512KB (A)      (4) 64K x 8     (4) 64K x 8    (1) 32K x 8

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

      1MB        (4) 128K x 8    (4) 128K x 8    (1) 64K x 8

                        CACHE JUMPER CONFIGURATION

   Size      JP20     JP21     JP22     JP23      JP24     JP25     JP26

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

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

   256KB     2 & 3    2 & 3    1 & 2    2 & 3    2 & 3    2 & 3     Open
    (A)

   256KB     2 & 3    2 & 3    1 & 2    2 & 3    1 & 2    1 & 2,    2 & 3
    (B)                                                   3 & 4

   512KB     2 & 3    2 & 3    2 & 3    2 & 3    2 & 3    2 & 3,    1 & 2
    (A)                                                   4 & 5

   512KB     2 & 3    2 & 3    2 & 3    2 & 3    1 & 2    1 & 2,    1 & 2
    (B)                                                   3 & 4

    1MB      2 & 3    2 & 3    2 & 3    2 & 3    2 & 3    2 & 3,    1 & 2
                                                          4 & 5

  Note: Pins designated should be in the closed position.

            CPU SPEED SELECTION

   Speed      JP40       JP41      JP42

   25MHz     Closed      Open     Closed

   33MHz     Closed     Closed     Open

   40MHz      Open       Open     Closed

  50iMHz     Closed      Open     Closed

   50MHz      Open      Closed     Open

  66iMHz     Closed     Closed     Open

  100iMHz    Closed     Closed     Open

  120iMHz     Open       Open     Closed

  133iMHz    Closed     Closed     Open

  160iMHz     Open       Open     Closed

                            CPU TYPE SELECTION

          Type              JP1       JP2       JP3       JP4       JP5

        80486SX            Open      3 & 4     Open      2 & 3     2 & 3

     CX486DX(3.45v)        2 & 3     2 & 3,    Open      2 & 3     1 & 2
                                     4 & 5

      CX486DX(5v)          2 & 3     2 & 3     Open      2 & 3     1 & 2

        AM486DX            Open      3 & 4     Open      2 & 3     2 & 3

        80486DX            Open      3 & 4     Open      2 & 3     2 & 3

    CX486DX2(3.45v)        2 & 3     2 & 3,    Open      2 & 3     1 & 2
                                     4 & 5

      CX486DX2(5v)         2 & 3     2 & 3     Open      2 & 3     1 & 2

        AM486DX2           Open      3 & 4     Open      2 & 3     2 & 3

        80486DX2           Open      3 & 4     Open      2 & 3     2 & 3

    CX486DX4(3.45v)        2 & 3     2 & 3,    Open      2 & 3     1 & 2
                                     4 & 5

      CX486DX4(5v)         2 & 3     2 & 3     Open      2 & 3     1 & 2

      AM486DX4-100         Open      3 & 4     Open      2 & 3     2 & 3

   AM486DX4-100(V8B)       Open      1 & 2,    2 & 3     1 & 2     1 & 2
                                     3 & 4

      AM486DX4-120         Open      3 & 4     Open      2 & 3     2 & 3

   AM486DX4-120(V8B)       Open      1 & 2,    2 & 3     1 & 2     1 & 2
                                     3 & 4

      AM486DX4-133         Open      3 & 4     Open      2 & 3     2 & 3

        80486DX4           Open      3 & 4     Open      2 & 3     2 & 3

          P24D             Open      1 & 2     2 & 3     1 & 2     1 & 2

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

       CX5X86-100          Open      1 & 2,    2 & 3     2 & 3     1 & 2
                                     3 & 4

       CX5X86-120          Open      1 & 2,    2 & 3     2 & 3     1 & 2
                                     3 & 4

       CX5X86-133          Open      1 & 2,    2 & 3     2 & 3     1 & 2
                                     3 & 4

         AM K5             Open      1 & 2,    2 & 3     1 & 2     1 & 2
                                     3 & 4

  Note: Pins designated should be in the closed position.

                        CPU TYPE SELECTION (CONT)

          Type              JP6      JP7       JP8       JP9       JP10

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

     CX486DX(3.45v)        2 & 3    1 & 2     3 & 4     1 & 2,     2 & 3
                                                        3 & 4

       CX486DX(5v)         2 & 3    1 & 2     3 & 4     1 & 2,     2 & 3
                                                        3 & 4

         AM486DX           1 & 2    2 & 3     3 & 4     1 & 2,     3 & 4
                                                        3 & 4

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

     CX486DX2(3.45v)       2 & 3    1 & 2     3 & 4     1 & 2,     2 & 3
                                                        3 & 4

      CX486DX2(5v)         2 & 3    1 & 2     3 & 4     1 & 2,     2 & 3
                                                        3 & 4

        AM486DX2           1 & 2    2 & 3     3 & 4     1 & 2,     3 & 4
                                                        3 & 4

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

     CX486DX4(3.45v)       2 & 3    1 & 2     3 & 4     1 & 2,     2 & 3
                                                        3 & 4

      CX486DX4(5v)         2 & 3    1 & 2     3 & 4     1 & 2,     2 & 3
                                                        3 & 4

      AM486DX4-100         1 & 2    2 & 3     3 & 4     1 & 2,     3 & 4
                                                        3 & 4

    AM486DX4-100(V8B)      1 & 2    2 & 3     3 & 4     1 & 2,     1 & 2,
                                                        3 & 4      3 & 4

      AM486DX4-120         1 & 2    2 & 3     3 & 4     1 & 2,     3 & 4
                                                        3 & 4

    AM486DX4-120(V8B)      1 & 2    2 & 3     3 & 4     1 & 2,     1 & 2,
                                                        3 & 4      3 & 4

      AM486DX4-133         1 & 2    2 & 3     3 & 4     1 & 2,     3 & 4
                                                        3 & 4

        80486DX4           1 & 2    2 & 3     3 & 4     1 & 2,     3 & 4
                                                        3 & 4

          P24D             1 & 2    2 & 3     3 & 4     1 & 2,     1 & 2,
                                                        3 & 4      3 & 4

          P24T             1 & 2    2 & 3     2 & 3     1 & 2,     3 & 4
                                                        3 & 4

       CX5X86-100          1 & 2    2 & 3     3 & 4     1 & 2,     1 & 2,
                                                        3 & 4      3 & 4

       CX5X86-120          1 & 2    2 & 3     3 & 4     1 & 2,     1 & 2,
                                                        3 & 4      3 & 4

       CX5X86-133          1 & 2    2 & 3     3 & 4     1 & 2,     1 & 2,
                                                        3 & 4      3 & 4

          AM K5            1 & 2    2 & 3     3 & 4     1 & 2,     1 & 2,
                                                        3 & 4      3 & 4

  Note: Pins designated should be in the closed position.

                        CPU TYPE SELECTION (CONT)

        Type            JP11       JP12      JP13       JP14       JP16

       80486SX         4 & 5       Open      Open       Open      1 & 2

   CX486DX(3.45v)      2 & 3       Open      Open       Open      1 & 2

     CX486DX(5v)       2 & 3       Open      Open       Open      1 & 2

       AM486DX         4 & 5       Open      2 & 3      Open      1 & 2

       80486DX         4 & 5       Open      Open       Open      1 & 2

   CX486DX2(3.45v)     2 & 3       Open      Open       Open      1 & 2

    CX486DX2(5v)       2 & 3       Open      Open       Open      1 & 2

      AM486DX2         4 & 5       Open      2 & 3      Open      1 & 2

      80486DX2         4 & 5       Open      Open       Open      1 & 2

   CX486DX4(3.45v)     2 & 3       Open      Open       Open      1 & 2

    CX486DX4(5v)       2 & 3       Open      Open       Open      1 & 2

    AM486DX4-100       4 & 5       Open      Open       Open      1 & 2

  AM486DX4-100(V8B)    4 & 5       Open      Open       Open      1 & 2

    AM486DX4-120       4 & 5       Open      Open       Open      1 & 2

  AM486DX4-120(V8B)    4 & 5       Open      Open       Open      1 & 2

    AM486DX4-133       4 & 5       Open      2 & 3      Open      1 & 2

      80486DX4         4 & 5       Open      Open       Open      1 & 2

        P24D           4 & 5       Open      1 & 2      1 & 2     1 & 2

        P24T           1 & 2       Open      Open       Open      1 & 2

     CX5X86-100        4 & 5       Open      Open       1 & 2     1 & 2

     CX5X86-120        4 & 5       Open      Open       1 & 2     1 & 2

     CX5X86-133        4 & 5       Open      Open       1 & 2     1 & 2

        AM K5          4 & 5       Open      1 & 2      1 & 2     1 & 2

  Note: Pins designated should be in the closed position.

  CPU MULTIPLIER SELECTION (80486DX4 ONLY)

      Multiplier               JP15

          2x             Pins 2 & 3 closed

         2.5x            Pins 1 & 2 closed

          3x                   Open

       VL BUS WAIT STATE SELECTION

       Setting               JP44

          0           Pins 1 & 2 closed

          1           Pins 2 & 3 closed

          VL BUS SPEED SELECTION

        Speed                JP45

      <= 33MHz        Pins 1 & 2 closed

       >33 MHz        Pins 2 & 3 closed

