
BIOSTAR MICROTECH INTERNATIONAL CORPORATION

M5TTB

Device Type        Mainboard
Processor          CX 6X86/CX 6X86L/CX 686MX/AM K5/AM K6/Pentium/Pentium
                   MMX
Processor Speed    90/100/120/133/150/166/200/233/266MHz
Chip Set           Intel
Video Chip Set     None
Maximum Onboard    256MB (EDO & SDRAM supported)
Memory
Maximum Video      None
Memory
Cache              256/512KB
BIOS               Award
Dimensions         305mm x 190mm
I/O Options        32-bit PCI slots (5), floppy drive interface, green PC
                   connector, IDE interfaces (2), parallel port, PS/2
                   mouse port, serial ports (2), IR connector, USB
                   connector, ATX power connector
NPU Options        None

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  ATX power                ATX         Speaker               J15/pins 1 -
  connector                                                       4

  Serial port 2             J3         Power LED &           J15/pins 5 -
                                       keylock                    9

  Parallel port             J6         Soft off power       J15/pins 10 &
                                       supply                    11

  Floppy drive              J7         Reset switch         J15/pins 12 &
  interface                                                      13

  Serial port 1             J8         Green PC connector   J15/pins 17 &
                                                                 18

  IDE interface 1           J9         IDE interface LED    J15/pins 20 &
                                                                 21

  IDE interface 2          J10         IR connector         J15/pins 22 -
                                                                 26

  PS/2 mouse port          J11         Wake on LAN               J18
                                       connector

  USB connector            J12         Wake on modem             J19
                                       connector

  CPU fan power            J14         32-bit PCI slots       PC1 - PC5

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     CMOS memory normal operation            JP6           Pins 1 & 2
                                                              closed

      CMOS memory clear                       JP6           Pins 2 & 3
                                                              closed

      On board battery disabled               JP6              Open

      Ring in COM select COM1/3               JP15          Pins 1 & 2
                                                              closed

      Ring in COM select COM 2/4              JP15          Pins 2 & 3
                                                              closed

              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

          SIMM CONFIGURATION (CON'T)

      Size          Bank 0          Bank 1

     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           TAG

     256KB        (2) 32K x 32   Unidentified

     512KB        (2) 64K x 32   Unidentified

                       CPU SPEED SELECTION (CX 6X86)

   CPU speed      Clock speed     Multiplier        JP2          JP13

     150MHz          60MHz            2x         3 & 4, 5 &      1 & 2
                                                     6

     166MHz          66MHz            2x         1 & 2, 5 &      1 & 2
                                                     6

     200MHz          75MHz            2x           3 & 4         1 & 2

  Note: Pins designated should be in the closed position.

                      CPU SPEED SELECTION (CX 6X86L)

   CPU speed      Clock speed     Multiplier        JP2          JP13

     150MHz          60MHz            2x         3 & 4, 5 &      1 & 2
                                                     6

     166MHz          66MHz            2x         1 & 2, 5 &      1 & 2
                                                     6

     200MHz          75MHz            2x           3 & 4         1 & 2

  Note: Pins designated should be in the closed position.

                      CPU SPEED SELECTION (CX 6X86MX)

   CPU speed      Clock speed     Multiplier        JP2          JP13

     150MHz          60MHz            2x         3 & 4, 5 &      1 & 2
                                                     6

     166MHz          66MHz            2x         1 & 2, 5 &      1 & 2
                                                     6

     166MHz          60MHz           2.5x        3 & 4, 5 &    1 & 2, 3 &
                                                     6             4

     200MHz          75MHz            2x           3 & 4         1 & 2

     200MHz          66MHz           2.5x        1 & 2, 5 &    1 & 2, 3 &
                                                     6             4

     200MHz          60MHz            3x         3 & 4, 5 &      3 & 4
                                                     6

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

     266MHz          66MHz           3.5x        1 & 2, 5 &      Open
                                                     6

     266MHz          75MHz            3x           3 & 4         3 & 4

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (AM K5)

   CPU speed      Clock speed     Multiplier        JP2          JP13

     90MHz           60MHz           1.5x        3 & 4, 5 &      Open
                                                     6

     100MHz          66MHz           1.5x        1 & 2, 5 &      Open
                                                     6

     120MHz          60MHz            2x         3 & 4, 5 &      1 & 2
                                                     6

     133MHz          66MHz            2x         1 & 2, 5 &      1 & 2
                                                     6

     166MHz          66MHz           2.5x        1 & 2, 5 &    1 & 2, 3 &
                                                     6             4

     200MHz          66MHz            3x         1 & 2, 5 &      3 & 4
                                                     6

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (AM K6)

   CPU speed      Clock speed     Multiplier        JP2          JP13

     166MHz          66MHz           2.5x        1 & 2, 5 &    1 & 2, 3 &
                                                     6             4

     200MHz          66MHz            3x         1 & 2, 5 &      3 & 4
                                                     6

     233MHz          66MHz           3.5x        1 & 2, 5 &      Open
                                                     6

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (INTEL)

   CPU speed      Clock speed     Multiplier        JP2          JP13

     90MHz           60MHz           1.5x        3 & 4, 5 &      Open
                                                     6

     100MHz          66MHz           1.5x        1 & 2, 5 &      Open
                                                     6

     120MHz          60MHz            2x         3 & 4, 5 &      1 & 2
                                                     6

     133MHz          66MHz            2x         1 & 2, 5 &      1 & 2
                                                     6

     150MHz          60MHz           2.5x        3 & 4, 5 &    1 & 2, 3 &
                                                     6             4

     166MHz          66MHz           2.5x        1 & 2, 5 &    1 & 2, 3 &
                                                     6             4

     200MHz          66MHz            3x         1 & 2, 5 &      3 & 4
                                                     6

  Note: Pins designated should be in the closed position.

                      CPU SPEED SELECTION (INTEL MMX)

   CPU speed      Clock speed     Multiplier        JP2          JP13

     166MHz          66MHz           2.5x        1 & 2, 5 &    1 & 2, 3 &
                                                     6             4

     200MHz          66MHz            3x         1 & 2, 5 &      3 & 4
                                                     6

     233MHz          66MHz           3.5x        1 & 2, 5 &      Open
                                                     6

  Note: Pins designated should be in the closed position.

             CPU VOLTAGE SELECTION (SINGLE)

          Voltage                      JP16

            3.3v             Pins 1 & 2, 3 & 4 closed

            3.5v                       Open

                       CPU VOLTAGE SELECTION (DUAL)

         Voltage                  V core                   JP16

          3.3v                     2.1v              Pins 5 & 6 closed

          3.3v                     2.2v              Pins 1 & 2, 5 & 6
                                                          closed

          3.3v                     2.8v                    Open

          3.3v                     2.9v              Pins 1 & 2 closed

          3.3v                     3.2v              Pins 3 & 4 closed

