
LUCKY STAR TECHNOLOGY CO., LTD.

5I-TX1B

Device Type       Mainboard
Processor         CX 6X86/CX 6X86L/CX 686MX/AM K5/AM K6/Pentium/Pentium
                  MMX
Processor Speed   75/90/100/120/133/150/166/180/200/233MHz
Chip Set          Intel 430TX
Maximum Onboard   128MB
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

[Image]

                                CONNECTIONS

  Purpose               Location      Purpose                Location

  ATX power                ATX        Power LED &         JP12/pins 1  5
  connector                           keylock

  Parallel port            J1         Speaker              JP12/pins 7 
                                                                10

  Floppy drive             J2         Reset switch         JP12/pins 12 &
  interface                                                     13

  IDE interface 1          J3         IDE interface LED    JP12/pins 15 &
                                                                16

  Serial port              J4         Turbo LED            JP12/pins 18 &
                                                                19

  Serial port              J5         Green PC             JP12/pins 21 &
                                      connector                 22

  IDE interface 2          J6         IR connector              IR1

  USB connector            J7         32-bit PCI slots       PC1  PC4

  PS/2 mouse               JP4
  interface

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           J8           Unidentified
      alter

     Factory configured - do not           JP8          Unidentified
      alter

     CMOS memory normal operation         JP11             Closed

      CMOS memory clear                    JP11              Open

     Factory configured - do not          JP17          Unidentified
      alter

      Flash BIOS write protect             JP18              Open
      disabled

      Flash BIOS write protect             JP18             Closed
      enabled

      Power supply type select AT          JP19             Closed

      Power supply type select ATX         JP19              Open

       SIMM CONFIGURATION

      Size          Bank 0

      8MB         (2) 1M x 36

      16MB        (2) 2M x 36

      32MB        (2) 4M x 36

      64MB        (2) 8M x 36

     128MB       (2) 16M x 36

             DIMM CONFIGURATION

     Size          Bank 0        Bank 1

      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

         DIMM CONFIGURATION (CONT)

     Size          Bank 0        Bank 1

     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) 8M x 64   (1) 8M x 64

                      DIMM VOLTAGE CONFIGURATION

              Voltage                             JP3

               3.3v                 Pins 1 & 2, 3 & 4, 5 & 6 closed

                5v                         Pins 7 & 8 closed

      CACHE CONFIGURATION

      Size          Bank 0

     256KB       (2) 32K x 32

     512KB       (2) 64K x 32

                       CPU SPEED SELECTION (CX 6X86)

    CPU       Clock     Multiplier    JP5     JP6    JP7    JP9     JP10
   speed      speed

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

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

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

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

  Note: Pins designated should be in the closed position.

                      CPU SPEED SELECTION (CX 6X86L)

    CPU       Clock     Multiplier    JP5     JP6    JP7    JP9     JP10
   speed      speed

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

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

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

  Note: Pins designated should be in the closed position.

                      CPU SPEED SELECTION (CX 6X86MX)

    CPU       Clock     Multiplier    JP5     JP6    JP7    JP9     JP10
   speed      speed

  166MHz      60MHz        2.5x        2 &    1 &     1 &    2 &    2 & 3
                                       3       2      2      3

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

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

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (AM K5)

    CPU       Clock     Multiplier    JP5     JP6    JP7    JP9     JP10
   speed      speed

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

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

  100MHz      66MHz        1.5x        1 &    2 &     1 &    1 &    1 & 2
                                       2       3      2      2

  120MHz      60MHz        1.5x        2 &    1 &     1 &    1 &    1 & 2
                                       3       2      2      2

  133MHz      66MHz        1.5x        1 &    2 &     1 &    1 &    1 & 2
                                       2       3      2      2

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

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

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (AM K6)

    CPU       Clock     Multiplier    JP5     JP6    JP7    JP9     JP10
   speed      speed

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

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

  233MHz      66MHz        3.5x        1 &    2 &     1 &    1 &    1 & 2
                                       2       3      2      2

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (INTEL)

    CPU       Clock     Multiplier     JP3    JP4     JP5    JP7     JP8
   speed      speed

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

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

  100MHz      66MHz        1.5x        1 &     2 &    1 &     1 &   1 & 2
                                        2      3       2      2

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

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

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

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

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

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

  Note: Pins designated should be in the closed position.

                      CPU SPEED SELECTION (INTEL MMX)

    CPU       Clock     Multiplier     JP3    JP4     JP5    JP7     JP8
   speed      speed

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

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

  233MHz      66MHz        3.5x        1 &     2 &    1 &     1 &   1 & 2
                                        2      3       2      2

  Note: Pins designated should be in the closed position.

                          CPU TYPE SELECTION

       Type             JP13              JP14              JP15

  Single voltage       Closed             Open              Open

   Dual voltage         Open             Closed            Closed

                           CPU VOLTAGE SELECTION

               Voltage                               JP16

                2.0v                                 Open

                2.1v                           Pins 1 & 2 closed

                2.5v                       Pins 1 & 2, 5 & 6 closed

                2.8v                           Pins 7 & 8 closed

                2.9v                       Pins 1 & 2, 7 & 8 closed

                3.0v                       Pins 3 & 4, 7 & 8 closed

                3.1v                    Pins 1 & 2, 3 & 4, 7 & 8 closed

                3.2v                       Pins 5 & 6, 7 & 8 closed

                3.3v                    Pins 1 & 2, 5 & 6, 7 & 8 closed

                3.5v                    Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8
                                                    closed

