
TYAN COMPUTER CORPORATION

S1571

Device Type         Mainboard
Processor           CX 6X86/CX 6X86L/CX 686MX/AM K5/AM K6/Pentium
Processor Speed     75/90/100/120/133/150/166/200/233MHz
Chip Set            Intel
Video Chip Set      None
Maximum Onboard     256MB (EDO & SDRAM supported)
Memory
Maximum Video       None
Memory
Cache               512KB
BIOS                AMI, Award
Dimensions          330mm x 218mm
I/O Options         32-bit PCI slots (5), floppy drive interface, green PC
                    connector, IDE interfaces (2), parallel port, PS/2
                    mouse interface, serial ports (2), IR connectors (2),
                    USB connectors (2)
NPU Options         None

[Image]

                                CONNECTIONS

  Purpose               Location       Purpose                Location

  Serial port 1            CN1         IR connector         JP17/pins 6 -
                                                                 9

  Serial port 2            CN2         IDE interface LED   JP17/pins 13 &
                                       1                         14

  Floppy drive             CN3         IDE interface LED   JP17/pins 15 &
  interface                            2                         16

  Parallel port            CN4         Power LED           JP17/pins 18 -
                                                                 20

  IDE interface 2          CN5         Reset switch        JP17/pins 22 &
                                                                 23

  IDE interface 1          CN6         Speaker             JP17/pins 24 -
                                                                 27

  PS/2 mouse               CN7         Turbo LED                JP24
  interface

  Chassis fan power       FAN1         Turbo switch             JP25

  Chassis fan power       FAN2         Keylock              JP26/pins 4 &
                                                                 5

  Chassis fan power       FAN3         32-bit PCI slots      PC1  PC5

  IR connector             IR1         USB connector 1          USB1

  Green PC            JP17/pins 3 &    USB connector 2          USB2
  connector                 4

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           J22          Unidentified
      alter

     Factory configured - do not           J23          Unidentified
      alter

     Factory configured - do not          JP21          Unidentified
      alter

     CMOS memory normal operation         JP22        Pins 1 & 2 closed

      CMOS memory clear                    JP22        Pins 2 & 3 closed

      Flash BIOS voltage select 12v        JP23        Pins 2 & 3 closed

      Flash BIOS voltage select 5v         JP23        Pins 1 & 2 closed

                  SIMM CONFIGURATION

     Size        Bank 0        Bank 1        Bank 2

     8MB       (2) 1M x36       None          None

     16MB      (2) 2M x36       None          None

     16MB      (2) 1M x36    (2) 1M x36       None

     24MB      (2) 2M x36    (2) 1M x36       None

     24MB      (2) 1M x36    (2) 1M x36    (2) 1M x36

     32MB      (2) 4M x36       None          None

     32MB      (2) 2M x36    (2) 1M x36    (2) 1M x36

     32MB      (2) 2M x36    (2) 2M x36       None

     40MB      (2) 4M x36    (2) 1M x36       None

                SIMM CONFIGURATION (CONT)

     Size          Bank 0         Bank 1        Bank 2

     40MB        (2) 2M x36     (2) 2M x32    (2) 1M x36

     48MB        (2) 4M x36     (2) 1M x36    (2) 1M x36

     48MB        (2) 4M x36     (2) 2M x36       None

     48MB        (2) 2M x36     (2) 2M x36    (2) 2M x36

     56MB        (2) 4M x36     (2) 2M x36    (2) 1M x36

     64MB        (2) 8M x36        None          None

     64MB        (2) 4M x36     (2) 2M x36    (2) 2M x36

     64MB        (2) 4M x36     (2) 4M x36       None

     80MB        (2) 8M x36     (2) 1M x36    (2) 1M x36

     80MB        (2) 8M x36     (2) 2M x32       None

     80MB        (2) 4M x36     (2) 4M x36    (2) 2M x36

     88MB        (2) 8M x36     (2) 2M x32    (2) 1M x36

     96MB        (2) 8M x36     (2) 2M x36    (2) 2M x36

     96MB        (2) 8M x36     (2) 4M x36       None

     96MB        (2) 4M x36     (2) 4M x36    (2) 4M x36

     104MB       (2) 8M x36     (2) 4M x36    (2) 1M x36

     112MB       (2) 8M x36     (2) 4M x36    (2) 2M x36

     128MB      (2) 16M x36        None          None

     128MB       (2) 8M x36     (2) 4M x36    (2) 4M x36

     128MB       (2) 8M x36     (2) 8M x36       None

     136MB      (2) 16M x36     (2) 1M x36       None

     144MB      (2) 16M x36     (2) 2M x32       None

     144MB       (2) 8M x36     (2) 8M x36    (2) 2M x36

     152MB      (2) 16M x36     (2) 2M x36    (2) 1M x36

     160MB      (2) 16M x36     (2) 2M x36    (2) 2M x36

     160MB      (2) 16M x36     (2) 4M x36       None

     160MB       (2) 8M x36     (2) 8M x36    (2) 4M x36

     176MB      (2) 16M x36     (2) 4M x36    (2) 2M x36

     192MB      (2) 16M x36     (2) 4M x36    (2) 4M x36

     192MB      (2) 16M x36     (2) 8M x36       None

     192MB       (2) 8M x36     (2) 8M x36    (2) 8M x36

     200MB      (2) 16M x36     (2) 8M x36    (2) 1M x36

     208MB      (2) 16M x36     (2) 8M x36    (2) 2M x36

     224MB      (2) 16M x36     (2) 8M x36    (2) 4M x36

     256MB      (2) 16M x36     (2) 8M x36    (2) 8M x36

            Note: Board accepts EDO memory.

               DIMM CONFIGURATION

      Size          Bank 3          Bank 4

      8MB         (2) 1M x32         None

      16MB        (2) 2M x32         None

      16MB        (2) 1M x32      (2) 1M x32

      24MB        (2) 2M x32      (2) 1M x32

      32MB        (2) 4M x36         None

      32MB        (2) 2M x32      (2) 2M x32

      40MB        (2) 4M x36      (2) 1M x32

      48MB        (2) 4M x36      (2) 2M x32

      64MB        (2) 8M x36         None

      64MB        (2) 4M x36      (2) 4M x36

      72MB        (2) 8M x36      (2) 1M x32

      80MB        (2) 8M x36      (2) 2M x32

      96MB        (2) 8M x36      (2) 4M x36

     128MB        (2) 16M x36        None

     128MB        (2) 8M x36      (2) 8M x36

     136MB        (2) 16M x36     (2) 1M x32

     144MB        (2) 16M x36     (2) 2M x32

     160MB        (2) 16M x36     (2) 4M x36

     192MB        (2) 16M x36     (2) 8M x36

     256MB        (2) 16M x36     (2) 16M x36

            Note: Board accepts SDRAM memory.

              SIMM VOLTAGE CONFIGURATION

  Voltage     JP1        JP2        JP7        JP8

    3v        Open       Open     Closed     Closed

    5v       Closed     Closed     Open       Open

              DIMM VOLTAGE CONFIGURATION

  Voltage     JP3        JP4        JP5        JP6

    3v        Open       Open     Closed     Closed

    5v       Closed     Closed     Open       Open

      CACHE CONFIGURATION

      Size          Bank 0

     512KB       (2) 64K x 32

                       CPU SPEED SELECTION (CX 6X86)

   CPU     Clock   Multiplier    BF0     BF1    BF2    JP9   JP10     JP15
  speed    speed

  120MHz   50MHz       2x       Closed   Open   Open   1 &   Closed   1 &
                                                       2,              2
                                                       3 &
                                                       4

  133MHz   55MHz       2x       Closed   Open   Open   1 &   Open     1 &
                                                       2,              2
                                                       3 &
                                                       4

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

  166MHz   66MHz       2x       Closed   Open   Open   1 &   Closed   1 &
                                                       2               2

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

  Note: Pins designated should be in the closed position.

                      CPU SPEED SELECTION (CX 6X86L)

   CPU     Clock   Multiplier    BF0     BF1    BF2    JP9   JP10     JP15
  speed    speed

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

  166MHz   66MHz       2x       Closed   Open   Open   1 &   Closed   1 &
                                                       2               2

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

  Note: Pins designated should be in the closed position.

                       CPU SPEED SELECTION (CX 6X86MX)

   CPU     Clock   Multiplier    BF0      BF1     BF2    JP9   JP10     JP15
  speed    speed

  166MHz   60MHz       2x       Closed   Closed   Open   3 &   Closed   1 &
                                                         4               2

  200MHz   66MHz       2x       Closed   Closed   Open   1 &   Closed   1 &
                                                         2               2

  233MHz   75MHz       2x       Closed   Closed   Open   3 &   Open     1 &
                                                         4               2

  Note: Pins designated should be in the closed position.

                         CPU SPEED SELECTION (AM K5)

   CPU     Clock   Multiplier    BF0      BF1     BF2    JP9   JP10     JP15
  speed    speed

  90MHz    60MHz      1.5x       Open     Open    Open   1 &   Closed   1 &
                                                         2               2

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

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

  133MHz   66MHz       2x       Closed    Open    Open   1 &   Closed   1 &
                                                         2               2

  166MHz   66MHz      2.5x      Closed   Closed   Open   1 &   Closed   1 &
                                                         2               2

  Note: Pins designated should be in the closed position.

                         CPU SPEED SELECTION (AM K6)

   CPU     Clock   Multiplier    BF0      BF1     BF2    JP9   JP10     JP15
  speed    speed

  166MHz   66MHz      2.5x      Closed   Closed   Open   1 &   Closed   1 &
                                                         2               2

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

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

  Note: Pins designated should be in the closed position.

                       CPU SPEED SELECTION (IDT C6)

   CPU     Clock   Multiplier   BF0     BF1     BF2    JP9   JP10     JP15
  speed    speed

  150MHz   50MHz       3x       Open   Closed   Open   1 &   Closed   1 &
                                                       2,              2
                                                       3 &
                                                       4

  180MHz   66MHz       3x       Open   Closed   Open   3 &   Closed   1 &
                                                       4               2

  Note: Pins designated should be in the closed position.

                         CPU SPEED SELECTION (INTEL)

   CPU     Clock   Multiplier    BF0      BF1     BF2    JP9   JP10     JP15
  speed    speed

  75MHz    50MHz      1.5x       Open     Open    Open   1 &   Closed   1 &
                                                         2,              2
                                                         3 &
                                                         4

  90MHz    60MHz      1.5x       Open     Open    Open   3 &   Closed   1 &
                                                         4               2

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

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

  133MHz   66MHz       2x       Closed    Open    Open   1 &   Closed   1 &
                                                         2               2

  150MHz   60MHz      2.5x      Closed   Closed   Open   3 &   Closed   1 &
                                                         4               2

  166MHz   66MHz      2.5x      Closed   Closed   Open   1 &   Closed   1 &
                                                         2               2

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

  Note: Pins designated should be in the closed position.

                       CPU SPEED SELECTION (INTEL MMX)

   CPU     Clock   Multiplier    BF0      BF1     BF2    JP9   JP10     JP15
  speed    speed

  166MHz   66MHz      2.5x      Closed   Closed   Open   1 &   Closed   1 &
                                                         2               2

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

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

  Note: Pins designated should be in the closed position.

    CPU TYPE SELECTION

    Type         VIO

    AM K5        Open

    AM K6       Closed

   CX 6X86      Closed

  CX 6X86L      Closed

  CX 6X86MX     Closed

   IDT C6        Open

    P54C         Open

    P55C        Closed

                CPU VOLTAGE SELECTION

  Voltage     VID0       VID1      VID2       VID3

   2.0v       Open       Open      Open       Open

   2.1v       Open       Open      Open      Closed

   2.2v       Open       Open     Closed      Open

   2.3v       Open       Open     Closed     Closed

   2.4v       Open      Closed     Open       Open

   2.5v       Open      Closed     Open      Closed

   2.6v       Open      Closed    Closed      Open

   2.7v       Open      Closed    Closed     Closed

   2.8v      Closed      Open      Open       Open

   2.9v      Closed      Open      Open      Closed

   3.0v      Closed      Open     Closed      Open

   3.1v      Closed      Open     Closed     Closed

   3.2v      Closed     Closed     Open       Open

   3.3v      Closed     Closed     Open      Closed

   3.4v      Closed     Closed    Closed      Open

   3.5v      Closed     Closed    Closed     Closed

                       SERIAL PORT SELECTION

        Setting                 JP16                   JP17

  Used as serial port    Pins 1 & 2 closed      Pins 1 & 2 closed

    Used as IR port      Pins 2 & 3 closed      Pins 2 & 3 closed

