
DTK COMPUTER, INC.

PKM-0039S/FEAT-39

Processor  CX486M6/80486SX/AMD486SL/CX486M7/80486DX/80486DX2/80486DX4
Processor  20/25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz
Speed
Chip Set   Unidentified
Max.       128MB
Onboard
DRAM
Cache      128/256/512/1024KB
BIOS       Award
Dimensions 254mm x 218mm
I/O        32-bit VESA local bus slots (3), green PC connector
Options
NPU        None
Options

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  External battery            J2       Turbo LED                  J35

  Green PC LED               J25       Power LED & keylock        J36

  Reset switch               J33       Speaker                    J37

  Turbo switch               J34       32-bit VESA local bus   SL1 - SL3
                                       slots

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     CMOS memory normal operation             J2           pins 2 & 3
                                                              closed

      CMOS memory clear                        J2           pins 3 & 4
                                                              closed

      Battery type select external             J2             Closed

     Factory configured - do not             J11              N/A
      alter

     Factory configured - do not             J13              N/A
      alter

     Factory configured - do not             J16              N/A
      alter

     Factory configured - do not             J24              N/A
      alter

     AMD CPU clock speed select 2x           J40           pins 1 & 2
                                                              closed

      AMD CPU clock speed select 3x           J40           pins 2 & 3
                                                              closed

  Note: The location of J40 is unidentified.

                            DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2          Bank 3

     1MB         (1) 256K x       NONE           NONE            NONE
                    36

     2MB         (1) 256K x     (1) 256K x       NONE            NONE
                    36             36

     2MB         (1) 512K x       NONE           NONE            NONE
                    36

     4MB         (1) 256K x     (1) 256K x     (1) 512K x        NONE
                    36             36             36

     4MB         (1) 512K x     (1) 512K x       NONE            NONE
                    36             36

     4MB        (1) 1M x 36       NONE           NONE            NONE

     5MB         (1) 256K x    (1) 1M x 36       NONE            NONE
                    36

     6MB         (1) 256K x     (1) 256K x    (1) 1M x 36        NONE
                    36             36

     6MB         (1) 512K x    (1) 1M x 36       NONE            NONE
                    36

     8MB         (1) 256K x     (1) 256K x     (1) 512K x    (1) 1M x 36
                    36             36             36

     8MB         (1) 512K x     (1) 512K x    (1) 1M x 36        NONE
                    36             36

     8MB        (1) 1M x 36    (1) 1M x 36       NONE            NONE

     8MB        (1) 2M x 36       NONE           NONE            NONE

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

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

     12MB       (1) 1M x 36    (1) 1M x 36    (1) 1M x 36        NONE

     16MB       (1) 1M x 36    (1) 1M x 36    (1) 1M x 36    (1) 1M x 36

     16MB       (1) 2M x 36    (1) 2M x 36       NONE            NONE

     16MB       (1) 4M x 36       NONE           NONE            NONE

     17MB        (1) 256K x    (1) 4M x 36       NONE            NONE
                    36

     18MB        (1) 256K x     (1) 256K x    (1) 4M x 36        NONE
                    36             36

     18MB        (1) 512K x    (1) 4M x 36       NONE            NONE
                    36

     20MB        (1) 512K x     (1) 512K x    (1) 4M x 36        NONE
                    36             36

     20MB       (1) 1M x 36    (1) 4M x 36       NONE            NONE

     24MB        (1) 512K x     (1) 512K x    (1) 1M x 36    (1) 4M x 36
                    36             36

     24MB       (1) 1M x 36    (1) 1M x 36    (1) 4M x 36        NONE

     24MB       (1) 2M x 36    (1) 2M x 36    (1) 2M x 36        NONE

     32MB       (1) 2M x 36    (1) 2M x 36    (1) 2M x 36    (1) 2M x 36

     32MB       (1) 4M x 36    (1) 4M x 36       NONE            NONE

     32MB       (1) 8M x 36       NONE           NONE            NONE

     36MB        (1) 512K x     (1) 512K x    (1) 4M x 36    (1) 4M x 36
                    36             36

                        DRAM CONFIGURATION (CONT)

     Size          Bank 0         Bank 1         Bank 2         Bank 3

     36MB        (1) 1M x 36    (1) 4M x 36    (1) 4M x 36       NONE

     36MB        (1) 1M x 36    (1) 8M x 36       NONE           NONE

     40MB        (1) 1M x 36    (1) 1M x 36    (1) 4M x 36   (1) 4M x 36

     40MB        (1) 1M x 36    (1) 1M x 36    (1) 8M x 36       NONE

     48MB        (1) 4M x 36    (1) 4M x 36    (1) 4M x 36       NONE

     48MB        (1) 4M x 36    (1) 8M x 36       NONE           NONE

     64MB        (1) 4M x 36    (1) 4M x 36    (1) 4M x 36   (1) 4M x 36

     64MB        (1) 16M x 36      NONE           NONE           NONE

     64MB        (1) 4M x 36    (1) 4M x 36    (1) 8M x 36       NONE

     64MB        (1) 8M x 36    (1) 8M x 36       NONE           NONE

     65MB         (1) 256K x     (1) 16M x        NONE           NONE
                     36             36

     68MB        (1) 1M x 36     (1) 16M x        NONE           NONE
                                    36

     68MB        (1) 1M x 36    (1) 8M x 36    (1) 8M x 36       NONE

     72MB        (1) 1M x 36    (1) 1M x 36    (1) 8M x 36   (1) 8M x 36

     80MB        (1) 4M x 36    (1) 8M x 36    (1) 8M x 36       NONE

     96MB        (1) 4M x 36    (1) 4M x 36    (1) 8M x 36   (1) 8M x 36

     96MB        (1) 8M x 36    (1) 8M x 36    (1) 8M x 36       NONE

     128MB       (1) 16M x 36    (1) 16M x        NONE           NONE
                                    36

     128MB       (1) 8M x 36    (1) 8M x 36    (1) 8M x 36   (1) 8M x 36

                            CACHE CONFIGURATION

       Size              Bank 0            Bank 1              TAG

       128KB          (4) 32K x 8           NONE           (1) 8K x 8 or
                                                           (1) 32K x 8

       256KB          (4) 32K x 8        (4) 32K x 8       (1) 32K x 8

       256KB          (4) 64K x 8           NONE           (1) 32K x 8

       512KB          (4) 64K x 8        (4) 64K x 8       (1) 32K x 8

       512KB          (4) 128K x 8          NONE           (1) 32K x 8

        1MB           (4) 128K x 8      (4) 128K x 8       (1) 64K x 8

                        CACHE JUMPER CONFIGURATION

     Size          J6          J7          J8          J9         J10

     128KB        1 & 2       1 & 2      1 & 2       2 & 3     1 & 2, 3 &
                                                                   4

     256KB        2 & 3       1 & 2      2 & 3       2 & 3     2 & 3, 4 &
                                                                   5

     256KB        1 & 2       1 & 2      2 & 3       2 & 3     1 & 2, 3 &
                                                                   4

     512KB        2 & 3       2 & 3      2 & 3       2 & 3     2 & 3, 4 &
                                                                   5

     512KB        1 & 2       2 & 3      2 & 3       2 & 3     1 & 2, 3 &
                                                                   4

      1MB         2 & 3       2 & 3      2 & 3       2 & 3     2 & 3, 4 &
                                                                   5

  Note: Pins designated should be in the closed position.

                          CPU TYPE CONFIGURATION

    Type          J14             J15            J17             J18

  CX486M6      Installed          Not             Not         Installed
                              installeld      installeld

  80486SX          Not         Installed          Not         Installed
               installeld                     installeld

  AMD486SL         Not         Installed      Installed          Not
               installeld                                    installeld

  CX486M7      Installed          Not         Installed          Not
                              installeld                     installeld

  80486DX          Not         Installed      Installed          Not
               installeld                                    installeld

  80486DX2         Not         Installed      Installed          Not
               installeld                                    installeld

  80486DX4         Not         Installed      Installed          Not
               installeld                                    installeld

                   CPU TYPE CONFIGURATION (CONT)

    Type        J19        J22         J23         J28        J29

  CX486M6      2 & 3      1 & 2       2 & 3       2 & 3     Closed

  80486SX      2 & 3      2 & 3       1 & 2       2 & 3      Open

  AMD486SL     1 & 2      1 & 2       2 & 3       1 & 2     Closed

  CX486M7      2 & 3      1 & 2       2 & 3       2 & 3     Closed

  80486DX      2 & 3      2 & 3       1 & 2       2 & 3     Closed

  80486DX2     2 & 3      2 & 3       1 & 2       2 & 3     Closed

  80486DX4     2 & 3      2 & 3       1 & 2       2 & 3     Closed

  Note: Pins designated should be in the closed position.

                   CPU SPEED CONFIGURATION (MX8315)

               Speed                              J27

               20MHz                              Open

               25MHz                       pins 5 & 6 closed

               33MHz                pins 1 & 2, 3 & 4, 5 & 6 closed

               40MHz                    pins 3 & 4, 5 & 6 closed

              50iMHz                       pins 5 & 6 closed

               50MHz                       pins 1 & 2 closed

              66iMHz                pins 1 & 2, 3 & 4, 5 & 6 closed

              75iMHz                       pins 5 & 6 closed

              100iMHz               pins 1 & 2, 3 & 4, 5 & 6 closed

        CPU SPEED CONFIGURATION (KDN-1401/1402C)

           Speed                        J27

           20MHz             pins 1 & 2, 3 & 4 closed

           25MHz             pins 1 & 2, 5 & 6 closed

           33MHz             pins 3 & 4, 5 & 6 closed

           40MHz                 pins 1 & 2 closed

           50iMHz            pins 1 & 2, 5 & 6 closed

           50MHz                 pins 3 & 4 closed

           66iMHz            pins 3 & 4, 5 & 6 closed

           75iMHz            pins 1 & 2, 5 & 6 closed

          100iMHz            pins 3 & 4, 5 & 6 closed

               CPU VOLTAGE CONFIGURATION

          Voltage                       J21

            3.3v             pins 5 & 6, 7 & 8 closed

             5v              pins 1 & 2, 3 & 4 closed

      VESA WAIT STATE CONFIGURATION

     Wait states             J31

    0 wait states     pins 1 & 2 closed

    1 wait state      pins 2 & 3 closed

         BUS SPEED CONFIGURATION

      CPU speed              J30

      <= 33MHz        pins 1 & 2 closed

       > 33MHz        pins 2 & 3 closed

