
MICRONICS COMPUTERS, INC.

TWISTER

Processor         CX 6X86/AM K5/AM K6/Pentium
Processor Speed   75/90/100/120/133/150/166/180/200/233MHz
Chip Set          Intel
Video Chip Set    None
Maximum Onboard   256MB (EDO supported)
Memory
Maximum Video     None
Memory
Cache             256/512KB
BIOS              Award
Dimensions        305mm x 244mm
I/O Options       32-bit PCI slots (4), floppy drive interface, green PC
                  connector, IDE interfaces (2), parallel port, PS/2 mouse
                  port, serial ports (2), IR connector, USB connectors
                  (2), ATX power connector
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  ATX power                ATX         Soft off power      J23/pins 1 & 2
  connector                            supply

  USB connector 1          J10         Green PC            J23/pins 3 & 4
                                       connector

  USB connector 2          J11         IR connector         J23/pins 6 -
                                                                 11

  IDE interface 2          J13         IDE interface LED    J23/pins 13 -
                                                                 16

  Serial port 2            J14         Power LED            J23/pins 18 -
                                                                 20

  IDE interface 1          J15         Reset switch         J23/pins 22 &
                                                                 23

  Floppy drive             J16         Speaker              J23/pins 24 -
  interface                                                      27

  Parallel port            J17         Power LED &              J24
                                       keylock

  CPU fan power            J18         SCSI interface           J100
                                       LED

  PS/2 mouse port          J21         32-bit PCI slots      PC1  PC4

  Serial port 1            J22

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     CMOS memory normal operation            JP1           Pins 1 & 2
                                                              closed

      CMOS memory clear                       JP1           Pins 2 & 3
                                                              closed

     Flash BIOS normal operation             JP2           Pins 2 & 3
                                                              closed

      Flash BIOS reserved                     JP2           Pins 1 & 2
                                                              closed

                    SIMM CONFIGURATION

     Size          Bank 0         Bank 1        Bank 2

      8MB       (2) 1M x 36        None          None

     16MB       (2) 2M x 36        None          None

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

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

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

     32MB       (2) 4M x 36        None          None

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

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

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

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

     48MB       (2) 1M x 36    (2) 1M x 36    (2) 4M x 36

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

     64MB       (2) 8M x 36        None          None

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

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

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

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

     80MB       (2) 1M x 36    (2) 1M x 36    (2) 8M x 36

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

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

                  SIMM CONFIGURATION (CONT)

      Size          Bank 0          Bank 1          Bank 2

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

     128MB       (2) 16M x 36        None            None

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

     128MB        (2) 4M x 36     (2) 4M x 36    (2) 8M x 36

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

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

     144MB        (2) 1M x 36     (2) 1M x 36    (2) 16M x 36

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

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

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

     192MB        (2) 4M x 36     (2) 4M x 36    (2) 16M x 36

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

     256MB       (2) 32M x 36        None            None

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

     256MB        (2) 8M x 36     (2) 8M x 36    (2) 16M x 36

            Note: Board accepts EDO memory.

              DIMM CONFIGURATION

      Size          Bank 3          Bank 4

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

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

                          DIMM/SIMM CONFIGURATION

    Size       Bank 0       Bank 1      Bank 2      Bank 3       Bank 4

    16MB       (2) 1M x      None        None       (1) 1M x      None
                 36                                   64

    24MB       (2) 1M x      None        None       (1) 2M x      None
                 36                                   64

    24MB       (2) 1M x      None        None       (1) 1M x    (1) 1M x
                 36                                   64           64

    24MB       (2) 1M x    (2) 1M x      None        None       (1) 1M x
                 36           36                                   64

    32MB       (2) 1M x      None        None       (1) 1M x    (1) 2M x
                 36                                   64           64

    32MB       (2) 2M x      None        None       (1) 2M x      None
                 36                                   64

    32MB       (2) 2M x      None        None       (1) 1M x    (1) 1M x
                 36                                   64           64

    32MB       (2) 1M x    (2) 1M x      None        None       (1) 2M x
                 36           36                                   64

    40MB       (2) 1M x      None        None       (1) 4M x      None
                 36                                   64

    40MB       (2) 1M x      None        None       (1) 2M x    (1) 2M x
                 36                                   64           64

    40MB       (2) 2M x      None        None       (1) 1M x    (1) 2M x
                 36                                   64           64

    40MB       (2) 2M x    (2) 2M x      None        None       (1) 1M x
                 36           36                                   64

    48MB       (2) 1M x      None        None       (1) 1M x    (1) 4M x
                 36                                   64           64

    48MB       (2) 2M x      None        None       (1) 4M x      None
                 36                                   64

    48MB       (2) 2M x      None        None       (1) 2M x    (1) 2M x
                 36                                   64           64

    48MB       (2) 4M x      None        None       (1) 1M x    (1) 1M x
                 36                                   64           64

    48MB       (2) 1M x    (2) 1M x      None        None       (1) 4M x
                 36           36                                   64

    48MB       (2) 2M x    (2) 2M x      None        None       (1) 2M x
                 36           36                                   64

    56MB       (2) 1M x      None        None       (1) 2M x    (1) 4M x
                 36                                   64           64

    56MB       (2) 2M x      None        None       (1) 1M x    (1) 4M x
                 36                                   64           64

    56MB       (2) 4M x      None        None       (1) 1M x    (1) 2M x
                 36                                   64           64

    64MB       (2) 2M x      None        None       (1) 2M x    (1) 4M x
                 36                                   64           64

    64MB       (2) 4M x      None        None       (1) 4M x      None
                 36                                   64

    64MB       (2) 4M x      None        None       (1) 2M x    (1) 2M x
                 36                                   64           64

    64MB       (2) 2M x    (2) 2M x      None        None       (1) 4M x
                 36           36                                   64

    72MB       (2) 1M x      None        None       (1) 8M x      None
                 36                                   64

    72MB       (2) 1M x      None        None       (1) 4M x    (1) 4M x
                 36                                   64           64

    72MB       (2) 4M x      None        None       (1) 1M x    (1) 4M x
                 36                                   64           64

    72MB       (2) 4M x    (2) 4M x      None        None       (1) 1M x
                 36           36                                   64

    80MB       (2) 1M x      None        None       (1) 1M x    (1) 8M x
                 36                                   64           64

    80MB       (2) 2M x      None        None       (1) 8M x      None
                 36                                   64

    80MB       (2) 2M x      None        None       (1) 4M x    (1) 4M x
                 36                                   64           64

    80MB       (2) 4M x      None        None       (1) 2M x    (1) 4M x
                 36                                   64           64

    80MB       (2) 8M x      None        None       (1) 1M x    (1) 1M x
                 36                                   64           64

    80MB       (2) 4M x    (2) 4M x      None        None       (1) 2M x
                 36           36                                   64

    88MB       (2) 1M x      None        None       (1) 2M x    (1) 8M x
                 36                                   64           64

    88MB       (2) 2M x      None        None       (1) 1M x    (1) 8M x
                 36                                   64           64

    88MB       (2) 8M x      None        None       (1) 1M x    (1) 2M x
                 36                                   64           64

    96MB       (2) 4M x      None        None       (1) 8M x      None
                 36                                   64

    96MB       (2) 4M x      None        None       (1) 4M x    (1) 4M x
                 36                                   64           64

    96MB       (2) 8M x      None        None       (1) 2M x    (1) 2M x
                 36                                   64           64

    96MB       (2) 4M x    (2) 4M x      None        None       (1) 4M x
                 36           36                                   64

                      DIMM/SIMM CONFIGURATION (CONT)

    Size        Bank 0      Bank 1       Bank 2      Bank 3      Bank 4

    104MB       (2) 1M x     None         None      (1) 4M x     (1) 8M x
                  36                                   64          64

    104MB       (2) 4M x     None         None      (1) 1M x     (1) 8M x
                  36                                   64          64

    104MB       (2) 8M x     None         None      (1) 1M x     (1) 4M x
                  36                                   64          64

    112MB       (2) 2M x     None         None      (1) 4M x     (1) 8M x
                  36                                   64          64

    112MB       (2) 4M x     None         None      (1) 2M x     (1) 8M x
                  36                                   64          64

    112MB       (2) 8M x     None         None      (1) 2M x     (1) 4M x
                  36                                   64          64

    128MB       (2) 4M x     None         None      (1) 4M x     (1) 8M x
                  36                                   64          64

    128MB       (2) 8M x     None         None      (1) 8M x      None
                  36                                   64

    128MB       (2) 8M x     None         None      (1) 4M x     (1) 4M x
                  36                                   64          64

    136MB       (2) 1M x     None         None      (1) 8M x     (1) 8M x
                  36                                   64          64

    136MB       (2) 8M x     None         None      (1) 1M x     (1) 8M x
                  36                                   64          64

    136MB      (2) 16M x     None         None      (1) 1M x      None
                  36                                   64

    136MB       (2) 8M x    (2) 8M x      None        None       (1) 1M x
                  36          36                                   64

    144MB       (2) 2M x     None         None      (1) 8M x     (1) 8M x
                  36                                   64          64

    144MB       (2) 8M x     None         None      (1) 2M x     (1) 8M x
                  36                                   64          64

    144MB      (2) 16M x     None         None      (1) 2M x      None
                  36                                   64

    144MB      (2) 16M x     None         None      (1) 1M x     (1) 1M x
                  36                                   64          64

    144MB       (2) 1M x    (2) 1M x      None        None      (1) 16M x
                  36          36                                   64

    144MB       (2) 8M x    (2) 8M x      None        None       (1) 2M x
                  36          36                                   64

    160MB       (2) 4M x     None         None      (1) 8M x     (1) 8M x
                  36                                   64          64

    160MB       (2) 8M x     None         None      (1) 4M x     (1) 8M x
                  36                                   64          64

    160MB      (2) 16M x     None         None      (1) 4M x      None
                  36                                   64

    160MB      (2) 16M x     None         None      (1) 2M x     (1) 2M x
                  36                                   64          64

    160MB       (2) 2M x    (2) 2M x      None        None      (1) 16M x
                  36          36                                   64

    160MB       (2) 8M x    (2) 8M x      None        None       (1) 4M x
                  36          36                                   64

    168MB      (2) 16M x     None         None      (1) 1M x     (1) 4M x
                  36                                   64          64

    176MB      (2) 16M x     None         None      (1) 2M x     (1) 4M x
                  36                                   64          64

    192MB       (2) 8M x     None         None      (1) 8M x     (1) 8M x
                  36                                   64          64

    192MB      (2) 16M x     None         None      (1) 8M x      None
                  36                                   64

    192MB      (2) 16M x     None         None      (1) 4M x     (1) 4M x
                  36                                   64          64

    192MB       (2) 4M x    (2) 4M x      None        None      (1) 16M x
                  36          36                                   64

    200MB      (2) 16M x     None         None      (1) 1M x     (1) 8M x
                  36                                   64          64

    208MB      (2) 16M x     None         None      (1) 2M x     (1) 8M x
                  36                                   64          64

    256MB      (2) 16M x     None         None      (1) 8M x     (1) 8M x
                  36                                   64          64

    256MB       (2) 8M x    (2) 8M x      None        None      (1) 16M x
                  36          36                                   64

               CACHE CONFIGURATION

          Size                    Bank 0

          256KB                (2) 32K x 32

          512KB                (2) 64K x 32

  Note: The location of bank 0 is unidentified.

                        CPU SPEED SELECTION (CYRIX)

    CPU      Clock    Multiplier    JP4   JP5    JP6   JP7    JP8   JP60
  speed     speed

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

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

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (AM K5)

    CPU      Clock    Multiplier    JP4   JP5    JP6   JP7    JP8   JP60
  speed     speed

  75MHz     50MHz        1.5x       1 &   1 &    2 &   2 &    2 &   Open
                                    2      2     3      3     3

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

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

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

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

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

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (AM K6)

    CPU      Clock    Multiplier    JP4   JP5    JP6   JP7    JP8   JP60
  speed     speed

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

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

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

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (INTEL)

    CPU      Clock    Multiplier    JP4   JP5    JP6   JP7    JP8   JP60
  speed     speed

  75MHz     50MHz        1.5x       1 &   1 &    2 &   2 &    2 &   Open
                                    2      2     3      3     3

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

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

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

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

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

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

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

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

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

  Note: Pins designated should be in the closed position.

                              CPU TYPE SELECTION

     Type       JP11     JP12     JP13     JP14    JP15   JP16   JP17     JP18

   CX 6X86      Open    Closed    Open     Open    Open   Open   Closed   Open

   CX 6X86L     Open     Open     Open    Closed   Open   Open   Closed   Open

  P54C/CS/CTB   Open    Closed    Open     Open    Open   Open   Closed   Open

    AM K5       Open     Open    Closed    Open    Open   Open   Closed   Open

      AM        Open     Open     Open    Closed   Open   Open   Closed   Open
  K6-166/200

  AM K6-233     Closed   Open     Open     Open    Open   Open   Closed   Open

     P55C       Open     Open     Open    Closed   Open   Open   Closed   Open

