
DTK COMPUTER, INC.

PEM-2501/3301

Processor         80386DX
Processor Speed   25/33MHz
Chip Set          DTK
Max. Onboard DRAM 8MB
Cache             64/256KB
BIOS              AMI
Dimensions        356mm x 304mm
I/O Options       32-bit memory expansion slot
NPU Options       80387SX/3167

[Image]

                                CONNECTIONS

  Purpose                Location     Purpose                  Location

  Power LED & keylock       J1        Speaker                     J4

  Turbo LED                 J2        32-bit memory               S1
                                      expansion slot

  Reset switch              J3

                        USER CONFIGURABLE SETTINGS

              Function                  Jumper/Switch        Position

     NPU enabled                            W1                Open

      NPU disabled                           W1               Closed

     Turbo mode enabled                     W6              pins 1 & 2
                                                              closed

      Turbo mode disabled                    W6              pins 2 & 3
                                                              closed

     BIOS type select 27256                 W7              pins 1 & 2
                                                              closed

      BIOS type select 27512                 W7              pins 2 & 3
                                                              closed

     Monitor type select color         SW1/switch 6            On

      Monitor type select               SW1/switch 6            Off
      monochrome

                            DRAM CONFIGURATION

  Size   Bank     Bank   SW1/1   SW1/2    SW1/3   SW1/4   SW1/5   W2   W3
          0        1

  1MB     (4)    NONE     On      On       On      On      On     2     2
         256K                                                     &     &
         x 9                                                      3    3

  2MB     (4)     (4)     On      On       On      On      On     2     2
         256K     256K                                            &     &
         x 9      x 9                                             3    3

  4MB     (4)    NONE     On      On      Off      On     Off     1     1
         1M x                                                     &     &
          9                                                       2    2

  5MB     (4)     (4)     Off     On      Off     Off      On     2     1
         256K     1M x                                            &     &
         x 9       9                                              3    2

  8MB     (4)     (4)     Off     On      Off     Off     Off     1     1
         1M x     1M x                                            &     &
          9        9                                              2    2

  NotePins designated should be in the closed position.

                    CACHE CONFIGURATION

     Size          Bank 0         Bank 1          TAG

     64KB       (4) 16K x 4    (4) 16K x 4    (1) 8K X 8

     256KB      (4) 64K x 4    (4) 64K x 4    (1) 8K X 8

                  CACHE JUMPER CONFIGURATION

        Size                  W4                   W5

        64KB           pins 1 & 2 closed   pins 2 & 3 closed

        256KB          pins 1 & 2 closed   pins 2 & 3 closed

