DTK COMPUTER, INC.

PEM-3301

Processor         80386DX
Processor Speed   33MHz
Chip Set          VLSI
Max. Onboard DRAM 16MB (8MB on external memory card)
Cache             64/256KB
BIOS              DTK/Phoenix
Dimensions        355mm x 304mm
I/O Options       32-bit external memory card
NPU Options       80387DX/3167

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                  Location

  Power LED & keylock        J1        Speaker                     J4

  Turbo LED                  J2        Turbo switch                W6

  Reset switch               J3        32-bit external            SL1
                                       memory card

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch        Position

  »   Monitor type select color             SW1/6               On

      Monitor type select                   SW1/6               Off
      monochrome

  »   NPU disabled                           W1               Closed

      NPU enabled                            W1                Open

  »   Turbo disabled (hardware)              W6              pins 1 & 2
                                                              closed

      Turbo enabled (hardware)               W6                Open

      Turbo enabled (software)               W6              pins 2 & 3
                                                              closed

  »   BIOS type select 27256                 W7              pins 1 & 2
                                                              closed

      BIOS type select 27512                 W7              pins 2 & 3
                                                              closed

  »   DMA clock speed select 8MHz            W8               Closed

      DMA clock speed select 6MHz            W8                Open

  Note: The location of W8 is unidentified.

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      1MB         (4) 256K x 9       NONE

      2MB         (4) 256K x 9   (4) 256K x 9

      4MB         (4) 1M x 9         NONE

      5MB         (4) 256K x 9    (4) 1M x 9

      8MB         (4) 1M x 9      (4) 1M x 9

                   DRAM JUMPER/SWITCH CONFIGURATION

   Size    SW1/1    SW1/2    SW1/3   SW1/4    SW1/5     W2       W3

   1MB       On      On       On       On       On     2 & 3    2 & 3

   2MB       On      On       On       On       On     2 & 3    2 & 3

   4MB       On      On       Off      On      Off     1 & 2    1 & 2

   5MB      Off      On       Off     Off       On     2 & 3    1 & 2

   8MB      Off      On       Off     Off      Off     1 & 2    1 & 2

  Note: Pins designated should be in the closed position.

            CACHE CONFIGURATION

     Size          Bank 0          TAG

     64KB        (8) 16K x 4   (2) 16K x 4

     256KB       (8) 64K x 4   (2) 64K x 4

                  CACHE JUMPER CONFIGURATION

        Size                  W4                   W5

        64KB           pins 1 & 2 closed   pins 1 & 2 closed

        256KB          pins 2 & 3 closed   pins 2 & 3 closed