
ACHME COMPUTER, INC.

MS-5149

Processor            CX M1/AM K5/AM K6/Pentium
Processor Speed      75/90/100/120/133/150/166/200MHz
Chip Set             Intel
Video Chip Set       None
Maximum Onboard      128MB (EDO supported)
Memory
Maximum Video Memory None
Cache                256/512KB
BIOS                 AMI/Award
Dimensions           260mm x 220mm
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
NPU Options          None

[Image]

                                CONNECTIONS

  Purpose                Location      Purpose                Location

  Serial port 1            CN1         Speaker              JFP/pins 7 -
                                                                 10

  Serial port 2            CN2         Turbo LED            JFP/pins 12 &
                                                                 13

  Parallel port            CN3         Reset switch         JFP/pins 19 &
                                                                 20

  Floppy drive             CN4         IDE interface LED    JFP/pins 21 &
  interface                                                      22

  IDE interface 2          CN5         Green PC LED             JGL

  IDE interface 1          CN6         Green PC connector       JGS

  Chassis fan power        FAN         PS/2 mouse               JM1
                                       interface

  IR connector             IR1         32-bit PCI slots      PC1  PC4

  Power LED &          JFP/pins 1 -    USB connector            USB
  keylock                   5

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           JP1          Unidentified
      alter

     CMOS memory normal operation         JRTC              Open

      CMOS memory clear                    JRTC             Closed

                         DIMM/DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2        Bank 3

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

     8MB           None           None       (1) 1M x 64       None

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

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

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

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

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

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

     32MB          None           None       (1) 4M x 64       None

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

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

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

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

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

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

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

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

     64MB          None           None           None       (1) 8M x 64

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

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

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

                     DIMM/DRAM CONFIGURATION (CONT)

     Size         Bank 0         Bank 1         Bank 2        Bank 3

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

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

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

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

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

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

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

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

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

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

  Note: Board accepts EDO memory.

               DIMM VOLTAGE CONFIGURATION

          Voltage                       J2

            3.3v             Pins 3 & 5, 4 & 6 closed

             5v              Pins 1 & 3, 2 & 4 closed

      CACHE CONFIGURATION

      Size          Bank 0

     256KB       (2) 32K x 32

     512KB       (2) 64K x 32

                         CPU SPEED SELECTION (CYRIX)

   CPU     Clock   Multiplier   SW1/1   SW1/2   SW1/3   SW1/4   SW1/5   SW1/6
  speed    speed

  120MHz   50MHz       2x        On      On      Off     On     Off     Off

  133MHz   55MHz       2x        Off     On      Off     On     Off     Off

  150MHz   60MHz       2x        On      Off     Off     On     Off     Off

  166MHz   66MHz       2x        Off     Off     Off     On     Off     Off

                         CPU SPEED SELECTION (AMD K5)

   CPU     Clock   Multiplier   SW1/1   SW1/2   SW1/3   SW1/4   SW1/5   SW1/6
  speed    speed

  90MHz    60MHz      1.5x       On      Off     Off    Off     Off     Off

  100MHz   66MHz      1.5x       Off     Off     Off    Off     Off     Off

  133MHz   66MHz       2x        Off     Off     Off     On     Off     Off

  166MHz   66MHz      2.5x       Off     Off     Off     On      On     Off

                         CPU SPEED SELECTION (AMD K6)

   CPU     Clock   Multiplier   SW1/1   SW1/2   SW1/3   SW1/4   SW1/5   SW1/6
  speed    speed

  166MHz   66MHz      2.5x       On      On      Off     On      On     Off

  200MHz   66MHz       3x        Off     Off     Off    Off      On     Off

                         CPU SPEED SELECTION (INTEL)

   CPU     Clock   Multiplier   SW1/1   SW1/2   SW1/3   SW1/4   SW1/5   SW1/6
  speed    speed

  75MHz    50MHz      1.5x       On      On      Off    Off     Off     Off

  90MHz    60MHz      1.5x       On      Off     Off    Off     Off     Off

  100MHz   66MHz      1.5x       Off     Off     Off    Off     Off     Off

  120MHz   60MHz       2x        On      Off     Off     On     Off     Off

  133MHz   66MHz       2x        Off     Off     Off     On     Off     Off

  150MHz   60MHz      2.5x       On      Off     Off     On      On     Off

  166MHz   66MHz      2.5x       Off     Off     Off     On      On     Off

  200MHz   66MHz       3x        Off     Off     Off    Off      On     Off

                           CPU VOLTAGE SELECTION

   Voltage        JV1          JV2          JV3          JV4        JV5

     3.3v        Closed        Open       Closed       Closed      1 & 3,
                                                                   2 & 4

     3.5v        Closed       Closed      Closed       Closed      1 & 3,
                                                                   2 & 4

  Note: Pins designated should be in the closed position.

                           CPU VOLTAGE SELECTION

   Voltage     V core     JV1       JV2       JV3         JV4       JV5

    3.3v        2.8v      Open     Open       Open      Closed     5 & 7,
                                                                   6 & 8

    3.3v        2.9v      Open     Open       Open      Closed     5 & 7,
                                                                   6 & 8

    3.3v        3.2v      Open     Open      Closed     Closed     5 & 7,
                                                                   6 & 8

  Note: Pins designated should be in the closed position.

