
DATAEXPERT CORORATION

TX430II

Device Type        Mainboard
Processor          CX 6X86/CX 686MX/AM K5/AM K6/Pentium/Pentium MMX
Processor Speed    90/100/120/133/150/166/200/233/266MHz
Chip Set           Intel 430TX
Maximum Onboard    256MB (EDO & SDRAM supported)
Memory
Cache              256/512KB
BIOS               Unidentified
Dimensions         254mm x 218mm
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, ATX power connector

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  ATX power                ATX         Green PC LED         JP6/pins 1 &
  connector                                                      11

  Serial port 1            CN1         Green PC connector   JP6/pins 2 &
                                                                 12

  Serial port 2            CN2         IDE interface LED    JP6/pins 3 &
                                                                 13

  Parallel port            CN3         Reset switch         JP6/pins 4 &
                                                                 14

  Floppy drive             CN4         Turbo LED            JP6/pins 5 &
  interface                                                      15

  IDE interface 2          CN5         Speaker              JP6/pins 7 
                                                                 10

  IDE interface 1          CN6         Power LED &          JP6/pins 16 -
                                       keylock                   20

  PS/2 mouse               CN7         Soft off power           JPX2
  interface                            supply

  CPU fan power            FAN         32-bit PCI slots      PC1  PC4

  IR connector             IR1         USB connector            USB

              SIMM CONFIGURATION

      Size          Bank 0          Bank 1

      8MB         (2) 1M x 36        None

      16MB        (2) 2M x 36        None

      16MB        (2) 1M x 36    (2) 1M x 36

      24MB        (2) 2M x 36    (2) 1M x 36

      32MB        (2) 4M x 36        None

      32MB        (2) 2M x 36    (2) 2M x 36

      40MB        (2) 4M x 36    (2) 1M x 36

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

      64MB        (2) 8M x 36        None

      64MB        (2) 4M x 36    (2) 4M x 36

      72MB        (2) 8M x 36    (2) 1M x 36

      80MB        (2) 8M x 36    (2) 2M x 36

      96MB        (2) 8M x 36    (2) 4M x 36

     128MB        (2) 8M x 36    (2) 8M x 36

     128MB        (2) 16M x 36       None

     136MB        (2) 16M x 36   (2) 1M x 36

     144MB        (2) 16M x 36   (2) 2M x 36

     160MB        (2) 16M x 36   (2) 4M x 36

     192MB        (2) 16M x 36   (2) 8M x 36

     256MB        (2) 16M x 36   (2) 16M x 36

  Note: Board accepts EDO memory.

               DIMM CONFIGURATION

      Size          Bank 2          Bank 3

      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

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

      72MB        (1) 8M x 64     (1) 1M x 64

      80MB        (1) 8M x 64     (1) 2M x 64

      96MB        (1) 8M x 64     (1) 4M x 64

     128MB       (1) 16M x 64        None

     128MB        (1) 8M x 64     (1) 8M x 64

     136MB       (1) 16M x 64     (1) 1M x 64

     144MB       (1) 16M x 64     (1) 2M x 64

     160MB       (1) 16M x 64     (1) 4M x 64

     192MB       (1) 16M x 64     (1) 8M x 64

     256MB       (1) 16M x 64    (1) 16M x 64

            Note: Board accepts SDRAM memory.

      CACHE CONFIGURATION

      Size          Bank 0

     256KB       (2) 32K x 32

     512KB       (2) 64K x 32

                       CPU SPEED SELECTION (CX 6X86)

   CPU speed      Clock speed     Multiplier         JP1          JP7

     133MHz          55MHz            2x          1 & 4, 2 &     1 & 3
                                                      5

     150MHz          60MHz            2x            1 & 4        1 & 3

     166MHz          66MHz            2x            Open         1 & 3

     200MHz          75MHz            2x            2 & 5        1 & 3

  Note: Pins designated should be in the closed position.

                      CPU SPEED SELECTION (CX 6X86MX)

   CPU speed      Clock speed     Multiplier         JP1          JP7

     166MHz          66MHz            2x            Open         1 & 3

     200MHz          75MHz            2x            2 & 5        1 & 3

     233MHz          75MHz           2.5x           2 & 5      1 & 3, 2 &
                                                                   4

     233MHz          66MHz            3x            Open         2 & 4

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (AM K5)

   CPU speed      Clock speed     Multiplier        JP1           JP7

     90MHz           60MHz           1.5x          1 & 4         Open

     100MHz          66MHz           1.5x           Open         Open

     120MHz          60MHz           1.5x          1 & 4         Open

     133MHz          66MHz           1.5x           Open         Open

     150MHz          60MHz           2.5x          1 & 4       1 & 3, 2 &
                                                                   4

     166MHz          66MHz           2.5x           Open       1 & 3, 2 &
                                                                   4

     200MHz          66MHz            3x            Open         2 & 4

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (AM K6)

   CPU speed      Clock speed     Multiplier        JP1           JP7

     166MHz          66MHz           2.5x           Open       1 & 3, 2 &
                                                                   4

     200MHz          66MHz            3x            Open         2 & 4

     233MHz          66MHz           3.5x           Open         Open

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (INTEL)

   CPU speed      Clock speed     Multiplier        JP1           JP7

     90MHz           60MHz           1.5x          1 & 4         Open

     100MHz          66MHz           1.5x           Open         Open

     120MHz          60MHz            2x           1 & 4         1 & 3

     133MHz          66MHz            2x            Open         1 & 3

     150MHz          60MHz           2.5x          1 & 4       1 & 3, 2 &
                                                                   4

     166MHz          66MHz           2.5x           Open       1 & 3, 2 &
                                                                   4

     200MHz          66MHz            3x            Open         2 & 4

  Note: Pins designated should be in the closed position.

                      CPU SPEED SELECTION (INTEL MMX)

   CPU speed      Clock speed     Multiplier        JP1           JP7

     166MHz          66MHz           2.5x           Open       1 & 3, 2 &
                                                                   4

     200MHz          66MHz            3x            Open         2 & 4

     233MHz          66MHz           3.5x           Open         Open

     266MHz          66MHz            4x            Open         1 & 3

  Note: Pins designated should be in the closed position.

                            CPU TYPE SELECTION

                  Type                                 JP3

           All other CPU types                        Open

                CX 6x86 only                          Closed

                        CPU TYPE SELECTION (AM K6)

                  Type                                 JP8

           All other CPU types                        Open

                 AM K6 3.5x                           Closed

                        CPU TYPE SELECTION (AM K6)

                   Type                                 JP2

                  AM K6 2.0v                            Open

              AM K6 2.9v/3.2v                         Closed

                           CPU VOLTAGE SELECTION

               Voltage                                JP5

                2.0v                    Pins 1 & , 5 & 6, 7 & 8 closed

                2.8v                    Pins 3 & 4, 5 & 6, 7 & 8 closed

                2.9v                    Pins 3 & 4, 5 & 6, 7 & 8 closed

                3.2v                   Pins 5 & 6, 7 & 8, 13 & 14 closed

                3.3v                     Pins 9 & 10, 11 & 12, 15 & 16
                                                    closed

                3.52v                     Pins 9 & 10, 11 & 12 closed

     POWER SUPPLY SELECTION

  Setting     JPX1      JPX3

    AT       Closed     Open

    ATX       Open     Closed

