
DTK COMPUTER, INC.

PRM-0080I (VER. 1.00)

Device Type            Mainboard
Processor              Pentium II
Processor Speed        233/266/275/333/400/450MHz
Chip Set               Intel 440BX
Maximum Onboard Memory 512MB (EDO & SDRAM supported)
Cache                  256/512KB (located on Pentium II CPU)
BIOS                   Award/AMI
Dimensions             305mm x 217mm
I/O Options            32-bit PCI slots (4), floppy drive interface, green
                       PC connector, IDE interface, parallel port, PS/2
                       mouse port, serial ports (2),

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  AGP slot                   AGP       IR connector               JP10

  ATX power                  ATX       Floppy drive               JP12
                                       interface

  Serial port 2              CN1       Intel PC/PCI header        JP13

  Parallel port              CN2       IDE interface 1            JP14

  Serial port 1              CN3       IDE interface 2            JP15

  USB connector 1            CN4       Wake on LAN connector      JP16

  USB connector 2            CN5       IDE interface LED          JP17

  PS/2 mouse port            CN6       Speaker                    JP18

  Chassis fan power          FAN1      Power switch               JP19

  Chassis fan power          FAN3      Reset switch               JP20

  CPU fan power              FAN2      Power LED                  JP21

  ATX power connector        JP1       32-bit PCI slots         PC1 - PC4

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     CMOS memory normal operation             J4           Pins 1 & 2
                                                              closed

      CMOS memory clear                        J4           Pins 2 & 3
                                                              closed

     Flash BIOS voltage select 5v             J6           Pins 1 & 2
                                                              closed

      Flash BIOS voltage select 12v            J6           Pins 2 & 3
                                                              closed

                      DRAM CONFIGURATION

    Size       Bank 0       Bank 1       Bank 2       Bank 3

     8        1MB x 64       None         None         None

     16       1MB x 64     1MB x 64       None         None

     16       2MB x 64       None         None         None

     24       1MB x 64     1MB x 64     1MB x 64       None

     32       2MB x 64     2MB x 64       None         None

     32       4MB x 64       None         None         None

     32       1MB x 64     1MB x 64     1MB x 64     1MB x 64

     64       2MB x 64     2MB x 64     2MB x 64     2MB x 64

     64       4MB x 64     4MB x 64       None         None

     64       8MB x 64       None         None         None

     80       4MB x 64     2MB x 64     2MB x 64     2MB x 64

     96       4MB x 64     4MB x 64     4MB x 64       None

     96       4MB x 64     4MB x 64     2MB x 64     2MB x 64

    112       4MB x 64     4MB x 64     4MB x 64     2MB x 64

    112       8MB x 64     2MB x 64     2MB x 64     2MB x 64

    128       4MB x 64     4MB x 64     4MB x 64     4MB x 64

    128       8MB x 64     8MB x 64       None         None

    128       16MB x 64      None         None         None

    160       8MB x 64     8MB x 64     2MB x 64     2MB x 64

    256       8MB x 64     8MB x 64     8MB x 64     8MB x 64

    176       16MB x 64    2MB x 64     2MB x 64     2MB x 64

    192       8MB x 64     8MB x 64     8MB x 64       None

                      DRAM CONFIGURATION

    Size       Bank 0       Bank 1       Bank 2       Bank 3

    208       8MB x 64     8MB x 64     8MB x 64     2MB x 64

    320       16MB x 64    8MB x 64     8MB x 64     8MB x 64

    192       16MB x 64    16MB x 64      None         None

    288       16MB x 64    16MB x 64    2MB x 64     2MB x 64

    384       16MB x 64    16MB x 64    8MB x 64     8MB x 64

    384       16MB x 64    16MB x 64   16MB x 64       None

    384       16MB x 64    16MB x 64    8MB x 64     8MB x 64

    400       16MB x 64    16MB x 64   16MB x 64     2MB x 64

    448       16MB x 64    16MB x 64   16MB x 64     8MB x 64

    512       16MB x 64    16MB x 64   16MB x 64    16MB x 64

                        CPU SPEED SELECTION (INTEL)

   Speed      Clock      Multiplier    J3/pins 1   J3/pins 3    J3/pins 5
              speed                       & 2         & 4         & 6

  233MHz      66MHz         3.5x         Open        Open        Closed

  266MHz      66MHz          4x         Closed      Closed        Open

  300MHz      66MHz         4.5x         Open       Closed        Open

  333MHz      66MHz          5x         Closed       Open         Open

  350MHz     100MHz         3.5x         Open        Open        Closed

  400MHz     100MHz          4x         Closed      Closed        Open

  450MHz     100MHz         4.5x         Open       Closed        Open

