AMPTRON INTERNATIONAL, INC.

PM-7700C

Processor           CX M1/IBM/Pentium
Processor Speed     75/90/100/120/133/150/166/180/200MHz
Chip Set            Intel
Video Chip Set      None
Maximum Onboard     128MB (EDO supported)
Memory
Maximum Video       None
Memory
Cache               256/512KB
BIOS                Award
Dimensions          330mm x 218mm
I/O Options         32-bit PCI slots (3), green PC connector, floppy drive
                    interface, IDE interfaces (2), parallel port, serial
                    ports (2), cache slot
NPU Options         None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Serial port 1              CN1       Turbo switch               J43

  Parallel port              CN2       IDE interface LED          J44

  Floppy drive interface     CN3       Turbo LED                  J45

  Serial port 2              CN4       Power LED & keylock        J46

  IDE interface 2            CN5       Speaker                    J48

  IDE interface 1            CN6       32-bit PCI slots         PC1 – PC3

  Green PC connector         J29       Cache slot                 SL1

  Reset switch               J32

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

  »   Factory configured - do not           J16          Unidentified
      alter

  »   Factory configured - do not           J17          Unidentified
      alter

  »   Factory configured - do not           J39          Unidentified
      alter

  »   CMOS memory normal operation          J47              Open

      CMOS memory clear                     J47             Closed

  »   Factory configured - do not           J54          Unidentified
      alter

                DRAM CONFIGURATION

      Size            Bank 0           Bank 1

       2MB        (2) 256K x 36         None

       4MB        (2) 512K x 36         None

       4MB        (2) 256K x 36    (2) 256K x 36

       6MB        (2) 512K x 36    (2) 256K x 36

       8MB         (2) 1M x 36          None

       8MB        (2) 512K x 36    (2) 512K x 36

      10MB         (2) 1M x 36     (2) 256K x 36

      12MB         (2) 1M x 36     (2) 512K x 36

      16MB         (2) 2M x 36          None

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

      18MB         (2) 2M x 36     (2) 256K x 36

      20MB        (2) 512K x 36     (2) 2M x 36

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

      32MB         (2) 4M x 36          None

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

      34MB         (2) 4M x 36     (2) 256K x 36

      36MB        (2) 512K x 36     (2) 4M x 36

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

      66MB         (2) 8M x 36     (2) 256K x 36

                  DRAM CONFIGURATION (CON’T)

        Size                Bank 0               Bank 1

        68MB            (2) 512K x 36         (2) 8M x 36

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

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

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

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

  Note: Board accepts EDO memory. Banks are interchangeable.

                            CACHE CONFIGURATION

       Size            Bank 0               SL1                 TAG

    256KB (A)       (8) 32K x 8        Not installed        (1) 8K x 8

    256KB (B)           None            256KB module           None
                                         installed

    512KB (A)       (8) 64K x 8        Not installed        (1) 32K x 8

    512KB (B)           None            512KB module           None
                                         installed

        CACHE JUMPER CONFIGURATION

        Size                  J1

      256KB (A)       Pins 2 & 3 closed

      512KB (A)       Pins 1 & 2 closed

                        CPU SPEED SELECTION (CYRIX)

    CPU      Clock    Multiplier      J30       J31        J33      J38
  speed      speed

  120MHz     50MHz        2x         Closed    Closed    Closed     Open

  150MHz     60MHz        2x         Closed     Open     Closed     Open

                         CPU SPEED SELECTION (IBM)

    CPU      Clock    Multiplier      J30       J31        J33      J38
  speed      speed

  120MHz     50MHz        2x         Closed    Closed    Closed     Open

  150MHz     60MHz        2x         Closed     Open     Closed     Open

                        CPU SPEED SELECTION (INTEL)

    CPU      Clock    Multiplier     J30       J31       J33        J38
  speed     speed

  75MHz     50MHz        1.5x       Closed    Closed     Open      Open

  90MHz     60MHz        1.5x       Closed     Open      Open      Open

  100MHz    66MHz        1.5x        Open     Closed     Open      Open

  120MHz    60MHz         2x        Closed     Open     Closed     Open

  133MHz    66MHz         2x         Open     Closed    Closed     Open

  150MHz    60MHz        2.5x       Closed     Open     Closed    Closed

  166MHz    66MHz        2.5x        Open     Closed    Closed    Closed

  180MHz    60MHz         3x        Closed     Open      Open     Closed

  200MHz    66MHz         3x         Open     Closed     Open     Closed

           CPU VOLTAGE SELECTION

  Voltage     J40        J41        J42

   3.35v     Closed      Open      Open

   3.46v      Open      Closed     Open

   3.6v       Open       Open     Closed