DTK COMPUTER, INC.

PRM-0082I (VER. 1.02)

Device Type              Mainboard
Processor                Pentium II
Processor Speed          233/266/300/333MHz
Chip Set                 Intel 440EX
Maximum Onboard Memory   256MB SDRAM/512MB EDO
Cache                    512 (on the Pentium II chip)
BIOS                     Award
Dimensions               244mm x 210mm
I/O Options              32-bit PCI slots (2), floppy drive interface,
                         game/MIDI port, IDE interfaces (2), parallel
                         port, PS/2 mouse port, serial ports (2), IR
                         connector, USB connectors (2), ATX power
                         connector, AGP slot, line in, line out,
                         microphone in, audio in – CD-ROMs (2)

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                 Location

  AGP slot                   AGP       Power switch               J2

  ATX power connector        ATX       Reset switch               J3

  Microphone in              CN1       Keylock                    J5

  Line in                    CN2       IDE interface LED          J6

  Line out                   CN3       IR connector               J7

  Serial port 1              CN4       IDE interface 1            J9

  Parallel port              CN5       IDE interface 2            J10

  Serial port 2              CN6       Audio in – CD-ROM          J11
                                       (Sony)

  USB connector 1            CN7       Audio in – CD-ROM          J15
                                       (Panasonic)

  USB connector 2            CN8       CPU fan power              J16

  PS/2 mouse port            CN9       Floppy drive               J19
                                       interface

  Game/MIDI port            CN14       Wake on lan                JP5
                                       connector

  Unidentified               JA1       32-bit PCI slots        PC1 - PC

  Speaker                    J1

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

  »   CMOS memory normal operation             J4           Pins 2 & 3
                                                              closed

      CMOS memory clear                        J4           Pins 1 & 2
                                                              closed

      System on after power failure           J24             Closed

      System off after power failure          J24              Open

             DIMM CONFIGURATION

     Size          Bank 0        Bank 1

      8MB        (1) 1M x 64      None

     16MB        (1) 2M x 64      None

     16MB        (1) 1M x 64   (1) 1M x 64

     24MB        (1) 2M x 64   (1) 1M x 64

     32MB        (1) 4M x 64      None

     32MB        (1) 2M x 64   (1) 2M x 64

     40MB        (1) 4M x 64   (1) 1M x 64

     48MB        (1) 4M x 64   (1) 2M x 64

     64MB        (1) 8M x 64      None

     64MB        (1) 4M x 64   (1) 4M x 64

     72MB        (1) 8M x 64   (1) 1M x 64

     80MB        (1) 8M x 64   (1) 2M x 64

     96MB        (1) 8M x 64   (1) 4M x 64

                    DIMM CONFIGURATION (CON’T)

         Size                 Bank 0                Bank 1

        128MB              (1) 16M x 64              None

        128MB              (1) 8M x 64            (1) 8M x 64

        136MB              (1) 16M x 64           (1) 1M x 64

        144MB              (1) 16M x 64           (1) 2M x 64

        160MB              (1) 16M x 64           (1) 4M x 64

        192MB              (1) 16M x 64           (1) 8M x 64

        256MB              (1) 16M x 64          (1) 16M x 64

        288MB              (1) 32M x 64           (1) 4M x 64

        320MB              (1) 32M x 64           (1) 8M x 64

        384MB              (1) 32M x 64          (1) 16M x 64

        512MB              (1) 32M x 64          (1) 32M x 64

  Note: Board will accept up to 256MB SDRAM or 512MB EDO memory.

                            CPU SPEED SELECTION

    CPU speed      Clock speed        Multiplier              JP2

     233MHz           66MHz              3.5x          Pins 5 & 6 closed

     266MHz           66MHz               4x           Pins 1 & 2, 3 & 4
                                                            closed

     300MHz           66MHz              4.5x          Pins 3 & 4 closed

     333MHz           66MHz               5x           Pins 1 & 2 closed