
TYAN COMPUTER CORPORATION

S1682D

Device Type          Mainboard
Processor            Pentium Pro/Pentium II
Processor Speed      150/166/180/200/233/266/300MHz
Chip Set             Intel
Video Chip Set       None
Maximum Onboard      1GB (EDO supported)
Memory
Maximum Video Memory None
Cache                256/512KB (located on Pentium Pro/Pentium II CPU)
BIOS                 AMI, Award
Dimensions           305mm x 244mm
I/O Options          32-bit PCI slots (5), floppy drive interface, IDE
                     interfaces (2), parallel port, PS/2 mouse port,
                     serial ports (2), IR connectors (2), USB connectors
                     (2), ATX power connector
NPU Options          None

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  ATX power                ATX         USB connector 1          J22
  connector

  Serial port 1            CN1         CPU fan power            J23

  Parallel port            CN2         Soft off power      J29/pins 1 & 2
                                       supply

  PS/2 mouse port          CN3         IR connector         J29/pins 6 -
                                                                 11

  Serial port 2            CN4         IDE interface LED    J29/pins 13 -
                                                                 16

  IDE interface 2          CN5         Power LED            J29/pins 18 -
                                                                 20

  IDE interface 1          CN6         Reset switch         J29/pins 22 &
                                                                 23

  Floppy drive             CN7         Speaker              J29/pins 24 -
  interface                                                      27

  IR connector             CON4        Chassis fan power        J60

  Chassis fan power        J19         Wake on LAN              JP1
                                       connector

  CPU fan power            J20         32-bit PCI slots      PC1  PC5

  USB connector 2          J21

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           J1           Unidentified
      alter

     Factory configured - do not           J2           Unidentified
      alter

     Factory configured - do not           J3           Unidentified
      alter

     Factory configured - do not           J4           Unidentified
      alter

     Factory configured - do not           J5           Unidentified
      alter

     Factory configured - do not           J9           Unidentified
      alter

     Factory configured - do not           J35          Unidentified
      alter

     Factory configured - do not           J38          Unidentified
      alter

     Factory configured - do not           J39        Pins 2 & 3 closed
      alter

     Factory configured - do not           J42          Unidentified
      alter

     Factory configured - do not           J43          Unidentified
      alter

     CMOS memory normal operation          J44              Open

      CMOS memory clear                     J44             Closed

     Factory configured - do not           J45          Unidentified
      alter

     Factory configured - do not           J46          Unidentified
      alter

     Factory configured - do not           J47          Unidentified
      alter

     Factory configured - do not           J48          Unidentified
      alter

     Factory configured - do not           J49          Unidentified
      alter

     Factory configured - do not           J50          Unidentified
      alter

                    USER CONFIGURABLE SETTINGS (CONT)

               Function                    Label           Position

     Factory configured - do not           J51          Unidentified
      alter

     Factory configured - do not           J52          Unidentified
      alter

     Factory configured - do not           J53          Unidentified
      alter

     Factory configured - do not           J54          Unidentified
      alter

     Factory configured - do not           J55          Unidentified
      alter

     Flash BIOS voltage select 5v          J56        Pins 1 & 2 closed

      Flash BIOS voltage select 12v         J56        Pins 2 & 3 closed

     Factory configured - do not           J57          Unidentified
      alter

     Factory configured - do not           J58          Unidentified
      alter

            Note: The location of the following jumpers are unidentified:
            J1-J5, J9, J35, J38, J39, J42, J43, J45-J48, J51-J55, J57,
            J59.

                            SIMM CONFIGURATION

     Size          Bank 0         Bank 1         Bank 2         Bank 3

      8MB        (2) 1M x 36       None           None           None

     16MB        (2) 2M x 36       None           None           None

     16MB        (2) 1M x 36   (2) 1M x 36        None           None

     24MB        (2) 2M x 36   (2) 1M x 36        None           None

     24MB        (2) 1M x 36   (2) 1M x 36    (2) 1M x 36        None

     32MB        (2) 4M x 36       None           None           None

     32MB        (2) 2M x 36   (2) 2M x 36        None           None

     32MB        (2) 1M x 36   (2) 1M x 36    (2) 1M x 36    (2) 1M x 36

     40MB        (2) 4M x 36   (2) 1M x 36        None           None

     48MB        (2) 4M x 36   (2) 2M x 36        None           None

     48MB        (2) 2M x 36   (2) 2M x 36    (2) 2M x 36        None

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

     64MB        (2) 8M x 36       None           None           None

     64MB        (2) 4M x 36   (2) 4M x 36        None           None

     72MB        (2) 8M x 36   (2) 1M x 36        None           None

     80MB        (2) 8M x 36   (2) 2M x 36        None           None

     96MB        (2) 8M x 36   (2) 4M x 36        None           None

     96MB        (2) 4M x 36   (2) 4M x 36    (2) 4M x 36        None

     128MB       (2) 16M x 36      None           None           None

     128MB       (2) 8M x 36   (2) 8M x 36        None           None

                        SIMM CONFIGURATION (CONT)

     Size          Bank 0         Bank 1         Bank 2         Bank 3

     128MB       (2) 4M x 36   (2) 4M x 36    (2) 4M x 36    (2) 4M x 36

     136MB       (2) 16M x 36  (2) 1M x 36        None           None

     144MB       (2) 16M x 36  (2) 2M x 36        None           None

     152MB       (2) 16M x 36  (2) 1M x 36    (2) 1M x 36    (2) 1M x 36

     160MB       (2) 16M x 36  (2) 4M x 36        None           None

     176MB       (2) 16M x 36  (2) 2M x 36    (2) 2M x 36    (2) 2M x 36

     192MB       (2) 16M x 36  (2) 8M x 36        None           None

     192MB       (2) 8M x 36   (2) 8M x 36    (2) 8M x 36        None

     224MB       (2) 16M x 36  (2) 4M x 36    (2) 4M x 36    (2) 4M x 36

     256MB       (2) 32M x 36      None           None           None

     256MB       (2) 16M x 36  (2) 16M x 36       None           None

     256MB       (2) 8M x 36   (2) 8M x 36    (2) 8M x 36    (2) 8M x 36

     272MB       (2) 16M x 36  (2) 16M x 36   (2) 1M x 36    (2) 1M x 36

     280MB       (2) 32M x 36  (2) 1M x 36    (2) 1M x 36    (2) 1M x 36

     288MB       (2) 16M x 36  (2) 16M x 36   (2) 2M x 36    (2) 2M x 36

     304MB       (2) 32M x 36  (2) 2M x 36    (2) 2M x 36    (2) 2M x 36

     320MB       (2) 16M x 36  (2) 16M x 36   (2) 4M x 36    (2) 4M x 36

     320MB       (2) 16M x 36  (2) 8M x 36    (2) 8M x 36    (2) 8M x 36

     352MB       (2) 32M x 36  (2) 4M x 36    (2) 4M x 36    (2) 4M x 36

     384MB       (2) 16M x 36  (2) 16M x 36   (2) 16M x 36       None

     448MB       (2) 32M x 36  (2) 8M x 36    (2) 8M x 36    (2) 8M x 36

     512MB       (2) 32M x 36  (2) 32M x 36       None           None

     512MB       (2) 16M x 36  (2) 16M x 36   (2) 16M x 36   (2) 16M x 36

     640MB       (2) 32M x 36  (2) 16M x 36   (2) 16M x 36   (2) 16M x 36

     768MB       (2) 32M x 36  (2) 32M x 36   (2) 32M x 36       None

    1024MB       (2) 32M x 36  (2) 32M x 36   (2) 32M x 36   (2) 32M x 36

  Note: Board accepts EDO memory.

              SIMM VOLTAGE CONFIGURATION

  Voltage     J13        J14        J15        J16

   3.3v      Closed     Closed     Open       Open

    5v        Open       Open     Closed     Closed

          SIMM VOLTAGE CONFIGURATION (CONT)

  Voltage     J24        J25        J26        J27

   3.3v      Closed     Closed     Open       Open

    5v        Open       Open     Closed     Closed

                           CACHE CONFIGURATION

  Note: 256KB/512KB cache is located on the Pentium Pro/Pentium II CPU.

                     CPU SPEED SELECTION (PENTIUM PRO)

    CPU      Clock    Multiplier      J11      J12       J31       J32
  speed      speed

  150MHz     60MHz       2.5x         Open     Open     Open      Closed

  166MHz     66MHz       2.5x        Closed    Open     Open      Closed

  180MHz     60MHz        3x          Open     Open    Closed      Open

  200MHz     66MHz        3x         Closed    Open    Closed      Open

  Note: Pins designated should be in the closed position.

                 CPU SPEED SELECTION (PENTIUM PRO, CONT)

  CPU speed      Clock     Multiplier       J33          J34        J37
                speed

   150MHz       60MHz         2.5x         Closed       Closed     3 & 4

   166MHz       66MHz         2.5x         Closed       Closed     1 & 2

   180MHz       60MHz          3x          Closed       Closed     3 & 4

   200MHz       66MHz          3x          Closed       Closed     1 & 2

                     CPU SPEED SELECTION (PENTIUM II)

    CPU      Clock    Multiplier      J11      J12       J31       J32
  speed      speed

  200MHz     66MHz        3x         Closed    Open    Closed      Open

  233MHz     66MHz       3.5x        Closed    Open     Open       Open

  266MHz     66MHz        4x         Closed    Open    Closed     Closed

  300MHz     66MHz       4.5x        Closed    Open     Open      Closed

  Note: Pins designated should be in the closed position.

                  CPU SPEED SELECTION (PENTIUM II, CONT)

  CPU speed      Clock     Multiplier       J33          J34        J37
                speed

   200MHz       66MHz          3x          Closed       Closed     1 & 2

   233MHz       66MHz         3.5x         Closed       Closed     1 & 2

   266MHz       66MHz          4x           Open        Closed     1 & 2

   300MHz       66MHz         4.5x          Open        Closed     1 & 2

                         SERIAL PORT SELECTION

        Setting                   J30                     J36

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

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

