
DTK COMPUTER, INC.

PAM-0054I (VER. 1.30)

Processor            Pentium/CX 6X86/AM K5
Processor Speed      75/90/100/120/133MHz
Chip Set             Intel 440 FX
Max. Onboard DRAM    128MB (EDO supported)
Cache                256/512KB
BIOS                 Award/AMI
Dimensions           330mm x 218mm
I/O Options          32-bit PCI slots (4), floppy drive interface, IDE
                     interfaces (2), parallel port, PS/2 mouse port,
                     serial ports (2), VRM connector

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  IDE interface 1             J4       VRM connector              J14

  Floppy drive interface      J5       Reset switch               J27

  PS/2 mouse port             J6       Turbo LED                  J31

  Serial port 1               J7       Speaker                    JP20

  IDE interface 2             J8       Chassis fan power          JP25

  Parallel port               J9       Power LED & keylock        JP26

  Serial port 2              J10       32-bit PCI slots         PC1 - PC3

  IDE interface LED          J11

  Note: The location of pin 1 on JP25 is unidentified.

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

      On board I/O enabled                     JP4           pins 1 & 2
                                                              closed

      On board I/O disabled                    JP4           pins 2 & 3
                                                              closed

      Flash BIOS programming enabled          JP21           pins 1 & 2
                                                              closed

      Flash BIOS programming disabled         JP21           pins 2 & 3
                                                              closed

     CMOS memory normal operation            JP22             Open

      CMOS memory clear                       JP22            Closed

                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

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

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

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

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

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

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

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

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

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

            DRAM CONFIGURATION (CONT)

      Size            Bank 0           Bank 1

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

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

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

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

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

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

                            CACHE CONFIGURATION

       Size             Bank 0            Bank 1               TAG

     256KB (A)       (8) 32K x 8           None           (1) 8/16K x 8

     256KB (B)           None         (1) 32K x 32/36         None

       512KB         (8) 64K x 8           None          (1) 16/32K x 8

  Note: If Bank 1 is used, Bank 0 must be empty.

        CACHE JUMPER CONFIGURATION

        Size                 JP32

      256KB (A)       pins 1 & 2 closed

      256KB (B)       pins 1 & 2 closed

        512KB         pins 2 & 3 closed

                      DMA CONFIGURATION

         DMA                 JP10                 JP11

        DMA 1          pins 1 & 2 closed   pins 1 & 2 closed

        DMA 3          pins 2 & 3 closed   pins 2 & 3 closed

              CPU SPEED SELECTION (INTEL, W42C25 CLOCK CHIP)

  CPU speed     Clock      Multiplier      JP9        JP21        JP23
                speed

   75MHz        50MHz         1.5x        5 & 6       Open        Open

   90MHz        60MHz         1.5x        1 & 2,      Open        Open
                                          3 & 4

   100MHz       66MHz         1.5x        3 & 4       Open        Open

   120MHz       60MHz          2x         3 & 4      Closed       Open

   150MHz       60MHz         2.5x        1 & 2,     Closed      Closed
                                          3 & 4

   166MHz       66MHz         2.5x        3 & 4      Closed      Closed

  Note: Pins designated are in the closed position.

              CPU SPEED SELECTION (AM K5, W42C25 CLOCK CHIP)

  CPU speed      Clock      Multiplier      JP9        JP21        JP23
                speed

    75MHz       50MHz          1.5x        5 & 6       Open        Open

    90MHz       60MHz          1.5x        1 & 2,      Open        Open
                                           3 & 4

   100MHz       66MHz          1.5x        3 & 4       Open        Open

   120MHz       60MHz           2x         3 & 4      Closed       Open

   133MHz       66MHz           2x         3 & 4      Closed       Open

  Note: Pins designated are in the closed position.

             CPU SPEED SELECTION (CX 6X86, W42C25 CLOCK CHIP)

  CPU speed      Clock      Multiplier      JP9        JP21        JP23
                speed

    90MHz       50MHz          1.5x        1 & 2,     Closed       Open
                                           5 & 6

   120MHz       50MHz           2x         5 & 6      Closed       Open

   150MHz       60MHz           2x         1 & 2,     Closed       Open
                                           3 & 4

   166MHz       66MHz           2x         3 & 4       Open        Open

  Note: Pins designated are in the closed position.

             CPU SPEED SELECTION (INTEL, MX831801 CLOCK CHIP)

  CPU speed     Clock      Multiplier      JP9        JP21        JP23
                speed

   75MHz        50MHz         1.5x        5 & 6       Open        Open

   90MHz        60MHz         1.5x        3 & 4       Open        Open

   100MHz       66MHz         1.5x        1 & 2,      Open        Open
                                          5 & 6

   120MHz       60MHz          2x         3 & 4      Closed       Open

   133MHz       66MHz          2x         1 & 2,     Closed       Open
                                          5 & 6

   150MHz       60MHz         2.5x        1 & 2,     Closed      Closed
                                          5 & 6

   166MHz       66MHz         2.5x        1 & 2,     Closed      Closed
                                          5 & 6

  Note: Pins designated are in the closed position.

             CPU SPEED SELECTION (AM K5, MX831801 CLOCK CHIP)

  CPU speed      Clock      Multiplier      JP9        JP21        JP23
                speed

    75MHz       50MHz          1.5x        5 & 6       Open        Open

    90MHz       60MHz          1.5x        3 & 4       Open        Open

   100MHz       66MHz          1.5x        1 & 2,     Closed       Open
                                           5 & 6

   120MHz       60MHz           2x         3 & 4      Closed       Open

   133MHz       66MHz           2x         1 & 2,      Open        Open
                                           5 & 6

  Note: Pins designated are in the closed position.

            CPU SPEED SELECTION (CX 6X86, MX831801 CLOCK CHIP)

  CPU speed      Clock      Multiplier      JP9        JP21        JP23
                speed

    90MHz       60MHz          1.5x        1 & 2,     Closed       Open
                                           3 & 4

   120MHz       66MHz          1.5x        5 & 6      Closed       Open

   150MHz       60MHz          2.5x        3 & 4      Closed       Open

   166MHz       66MHz          2.5x        1 & 2,     Closed       Open
                                           5 & 6

  Note: Pins designate are in the closed position.

              CPU SPEED SELECTION (INTEL, IMI464 CLOCK CHIP)

  CPU speed     Clock      Multiplier      JP9        JP21        JP23
                speed

   75MHz        50MHz         1.5x        1 & 2       Open        Open

   90MHz        60MHz         1.5x        1 & 2,      Open        Open
                                          5 & 6

   100MHz       66MHz         1.5x        1 & 2,      Open        Open
                                          3 & 4,
                                          5 & 6

   120MHz       60MHz          2x         1 & 2,     Closed       Open
                                          5 & 6

   133MHz       66MHz          2x         1 & 2,     Closed       Open
                                          3 & 4,
                                          5 & 6

   150MHz       60MHz         2.5x        1 & 2,     Closed      Closed
                                          5 & 6

   166MHz       66MHz         2.5x        1 & 2,     Closed      Closed
                                          3 & 4,
                                          5 & 6

  Note: Pins designated are in the closed position.

              CPU SPEED SELECTION (AM K5, IMI464 CLOCK CHIP)

  CPU speed      Clock      Multiplier      JP9        JP21       JP23
                 speed

    75MHz        50MHz         1.5x       1 & 2, 3     Open       Open
                                          & 4, 5 &
                                             6

    90MHz        60MHz         1.5x       1 & 2, 5     Open       Open
                                            & 6

   100MHz        66MHz         1.5x       1 & 2, 3     Open       Open
                                          & 4, 5 &
                                             6

   120MHz        60MHz          2x        1 & 2, 5    Closed      Open
                                            & 6

   133MHz        66MHz          2x        1 & 2, 3    Closed      Open
                                          & 4, 5 &
                                             6

  Note: Pins designated are in the closed position.

             CPU SPEED SELECTION (CX 6X86, IMI464 CLOCK CHIP)

  CPU speed      Clock      Multiplier      JP9        JP21        JP23
                 speed

    90MHz        50MHz         1.5x        3 & 4      Closed       Open

   120MHz        50MHz          2x         1 & 2      Closed       Open

   150MHz        60MHz          2x        1 & 2, 5    Closed       Open
                                            & 6

   166MHz        60MHz         2.5x       1 & 2, 3    Closed       Open
                                          & 4, 5 &
                                             6

  Note: Pins designated are in the closed position.

   CPU VOLTAGE SELECTION (SINGLE)

  Voltage      JP29         JP30

   3.4V       Closed        Open

   3.5V        Open        Closed

                    CPU VOLTAGE SELECTION (DUAL)

  V I/O     V Core    J14A     J14B      JP29      JP30      JP33

   3.3V     2.5V      Open     Open      Closed    Open     Closed

