ACHME COMPUTER, INC.

MS-5136

Processor            CX M1/AM K5/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           305mm x 220mm
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), cache slot, IR
                     connector, USB connector
NPU Options          None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Serial port 2              CN1       Chassis fan power         JFAN1

  Parallel port              CN2       Front panel connector      JFM1

  PS/2 mouse port            CN3       Green PC LED               JG1

  Serial port 1              CN4       Green PC connector         JG2

  Floppy drive interface     CN5       IR connector               JIR1

  IDE interface 2            CN6       32-bit PCI slots         PC1 - PC4

  IDE interface 1            CN7       Cache slot                 SL1

  ATX power connector         J1       USB connector              USB

                        USER CONFIGURABLE SETTINGS

               Function                    Label            Position

  »   Factory configured - do not            J7              1 & 2
      alter

  »   Factory configured - do not            J8         1 & 2, 3 & 4, 5 &
      alter                                                 6, 7 & 8

  »   Factory configured - do not           J12              Closed
      alter

                        DRAM 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

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

         40MB              (2) 1M x 36            (2) 4M x 36

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

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

         72MB              (2) 1M x 36            (2) 8M x 36

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

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

         96MB              (2) 8M x 36            (2) 4M x 36

         96MB              (2) 4M x 36            (2) 8M x 36

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

  Note: Bank 2 accepts DIMM modules. The sizes are unidentified.

                            CACHE CONFIGURATION

          Size                   Bank 0                     SL1

          256KB               (2) 32K x 32             Not installed

          512KB               (2) 32K x 32        256KB module installed

                    CPU SPEED SELECTION (CYRIX)

  Speed     SW1/1    SW1/2     SW1/3     SW1/4    SW1/5     SW1/6

  120MHz     Off      Off       On        Off       On       Off

  133MHz     Off       On       On        On        On       Off

  150MHz     Off       On       Off       Off       On       Off

  166MHz     Off      Off       Off       Off       On       Off

                  CPU SPEED SELECTION (AMD)

  Speed    SW1/1   SW1/2    SW1/3    SW1/4    SW1/5    SW1/6

  75MHz     Off     Off       On      Off      Off      Off

  90MHz     Off      On      Off      Off      Off      Off

                    CPU SPEED SELECTION (INTEL)

  Speed     SW1/1    SW1/2     SW1/3     SW1/4    SW1/5     SW1/6

  75MHz      Off      Off       On        Off      Off       Off

  90MHz      Off       On       Off       Off      Off       Off

  100MHz     Off      Off       Off       Off      Off       Off

  120MHz     Off       On       Off       Off       On       Off

  133MHz     Off      Off       Off       Off       On       Off

  150MHz     Off       On       Off       Off       On        On

  166MHz     Off      Off       Off       Off       On        On

  200MHz     Off      Off       Off       Off      Off        On

                           CPU VOLTAGE SELECTION

   V core        V IO          J3         J4          J5           J6

    2.8v         3.3v        3 & 4      3 & 4        Open         Open

    3.38v        3.38v        Open      1 & 2       Closed       1 & 2, 3
                                                                   & 4

    3.52v        3.52v       1 & 2      1 & 2       Closed       1 & 2, 3
                                                                   & 4

  Note: Pins designated should be in the closed position.