
KADATCO CO., LTD.

AM-439VX

Device Type       Mainboard
Processor         CX 6X86/AM K5/AM K6/Pentium
Processor Speed   75/90/100/120/133/150/166/180/200/233MHz
Chip Set          Unidentified
Video Chip Set    None
Maximum Onboard   128MB (EDO & SDRAM supported)
Memory
Maximum Video     None
Memory
Cache             256/512KB
BIOS              Unidentified
Dimensions        305mm x 244mm
I/O Options       32-bit PCI slots (4), floppy drive interface, green PC
                  connector, IDE interfaces (2), parallel port, PS/2 mouse
                  interface, serial ports (2), IR connector, USB connector
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Reset switch                C1       Serial port 1              CN4

  IDE interface LED           C2       Serial port 2              CN5

  Speaker                     C3       Parallel port              CN6

  Power LED & keylock         C4       USB connector              CN7

  Green PC connector          C5       PS/2 mouse interface       CN8

  Chassis fan power           C6       CPU fan power              FAN

  IDE interface 1            CN1       IR connector               IR1

  IDE interface 2            CN2       32-bit PCI slots         PC1  PC4

  Floppy drive interface     CN3

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           JP6              Open
      alter

     CMOS memory normal operation         JP31        Pins 2 & 3 closed

      CMOS memory clear                    JP31        Pins 1 & 2 closed

     Factory configured - do not          JP36          Unidentified
      alter

     Factory configured - do not          JP37          Unidentified
      alter

        SIMM CONFIGURATION

      Size            Bank 0

       4MB        (2) 512K x 36

       8MB         (2) 1M x 36

      16MB         (2) 2M x 36

      32MB         (2) 4M x 36

      64MB         (2) 8M x 36

             DIMM CONFIGURATION

     Size          Bank 1        Bank 2

      8MB        (1) 1M x 64      None

     16MB        (1) 2M x 64      None

     16MB        (1) 1M x 64   (1) 1M x 64

     24MB        (1) 2M x 64   (1) 1M x 64

     32MB        (1) 4M x 64      None

     32MB        (1) 2M x 64   (1) 2M x 64

     40MB        (1) 4M x 64   (1) 1M x 64

     48MB        (1) 4M x 64   (1) 2M x 64

     64MB        (1) 8M x 64      None

                        DIMM VOLTAGE CONFIGURATION

    Voltage          JP25           JP26          JP27           JP28

       3.3v       Pins 1 & 2    Pins 1 & 2     Pins 1 & 2    Pins 1 & 2
                    closed         closed        closed         closed

         5v        Pins 2 & 3    Pins 2 & 3     Pins 2 & 3    Pins 2 & 3
                    closed         closed        closed         closed

                 CACHE CONFIGURATION

           Size                     Bank 0

          256KB                  (2) 32K x 32

          512KB                  (2) 64K x 32

  Note: The location of the cache is unidentified.

                       CPU SPEED SELECTION (CX 6X86)

    CPU       Clock     Multiplier     JP1    JP2     JP3    JP4     JP5
   speed      speed

  120MHz      50MHz         2x         1 &     2 &    2 &     2 &   1 & 2
                                        2      3       3      3

  133MHz      55MHz         2x         1 &     2 &    1 &     2 &   1 & 2
                                        2      3       2      3

  150MHz      60MHz         2x         1 &     2 &    2 &     1 &   1 & 2
                                        2      3       3      2

  166MHz      66MHz         2x         1 &     2 &    1 &     1 &   1 & 2
                                        2      3       2      2

  200MHz      50MHz        1.5x        1 &     1 &    2 &     2 &   1 & 2
                                        2      2       3      3

  200MHz      75MHz         2x         1 &     2 &    1 &     1 &   2 & 3
                                        2      3       2      2

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (AM K5)

    CPU       Clock     Multiplier     JP1    JP2     JP3    JP4     JP5
   speed      speed

   75MHz      50MHz        1.5x        1 &     1 &    2 &     2 &   1 & 2
                                        2      2       3      3

   90MHz      60MHz        1.5x        1 &     1 &    2 &     1 &   1 & 2
                                        2      2       3      2

  100MHz      66MHz        1.5x        1 &     1 &    1 &     1 &   1 & 2
                                        2      2       2      2

  120MHz      60MHz         2x         1 &     1 &    2 &     1 &   1 & 2
                                        2      2       3      2

  133MHz      66MHz         2x         1 &     1 &    1 &     1 &   1 & 2
                                        2      2       2      2

  166MHz      66MHz        2.5x        2 &     2 &    1 &     1 &   1 & 2
                                        3      3       2      2

  200MHz      66MHz         3x         2 &     1 &    1 &     1 &   1 & 2
                                        3      2       2      2

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (AM K6)

    CPU       Clock     Multiplier     JP1    JP2     JP3    JP4     JP5
   speed      speed

  166MHz      66MHz        2.5x        2 &     2 &    1 &     1 &   1 & 2
                                        3      3       2      2

  200MHz      66MHz         3x         2 &     1 &    1 &     1 &   1 & 2
                                        3      2       2      2

  233MHz      66MHz        3.5x        1 &     1 &    1 &     1 &   1 & 2
                                        2      2       2      2

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (INTEL)

    CPU       Clock     Multiplier     JP1    JP2     JP3    JP4     JP5
   speed      speed

   75MHz      50MHz        1.5x        1 &     1 &    2 &     2 &   1 & 2
                                        2      2       3      3

   90MHz      60MHz        1.5x        1 &     1 &    2 &     1 &   1 & 2
                                        2      2       3      2

  100MHz      66MHz        1.5x        1 &     1 &    1 &     1 &   1 & 2
                                        2      2       2      2

  120MHz      60MHz         2x         1 &     2 &    2 &     1 &   1 & 2
                                        2      3       3      2

  133MHz      66MHz         2x         1 &     2 &    1 &     1 &   1 & 2
                                        2      3       2      2

  150MHz      60MHz        2.5x        2 &     2 &    2 &     1 &   1 & 2
                                        3      3       3      2

  166MHz      66MHz        2.5x        2 &     2 &    1 &     1 &   1 & 2
                                        3      3       2      2

  180MHz      60MHz         3x         2 &     1 &    2 &     1 &   1 & 2
                                        3      2       3      2

  200MHz      66MHz         3x         2 &     1 &    1 &     1 &   1 & 2
                                        3      2       2      2

  Note: Pins designated should be in the closed position.

                      CPU SPEED SELECTION (INTEL MMX)

    CPU       Clock     Multiplier     JP1    JP2     JP3    JP4     JP5
   speed      speed

  200MHz      66MHz         3x         2 &     1 &    1 &     1 &   1 & 2
                                        3      2       2      2

  233MHz      66MHz        3.5x        1 &     1 &    1 &     1 &   1 & 2
                                        2      2       2      2

  Note: Pins designated should be in the closed position.

                      CPU VOLTAGE SELECTION (SINGLE)

  Voltage     JP11       JP12      JP13       JP14      JP15       JP16

   3.5v     11 & 12     2 & 3      2 & 3     2 & 3      2 & 3     1 & 2

  Note: Pins designated should be in the closed position.

                       CPU VOLTAGE SELECTION (DUAL)

  Voltage   V core     JP11     JP12     JP13    JP14     JP15      JP16

   3.3v      2.7v     1 & 2    1 & 2    1 & 2    1 & 2    1 & 2    2 & 3

   3.5v      2.8v     3 & 4    1 & 2    1 & 2    1 & 2    1 & 2    1 & 2

   3.3v      2.8v     3 & 4    1 & 2    1 & 2    1 & 2    1 & 2    2 & 3

   3.3v      2.9v     5 & 6    1 & 2    1 & 2    1 & 2    1 & 2    2 & 3

   3.5v      2.9v     5 & 6    1 & 2    1 & 2    1 & 2    1 & 2    1 & 2

   3.5v      3.2v     7 & 8    1 & 2    1 & 2    1 & 2    1 & 2    1 & 2

   3.5v      3.3v     9 & 10   2 & 3    2 & 3    2 & 3    2 & 3    1 & 2

  Note: Pins designated should be in the closed position.

