
DTK COMPUTER, INC.

PPM-1660C/2060C

Processor              80386SX
Processor Speed        16/20MHz
Chip Set               C & T
Max. Onboard DRAM      5MB
Cache                  None
BIOS                   AMI/DTK
Dimensions             333mm x 222mm
I/O Options            Floppy drive interface, IDE interface, parallel
                       port, serial ports (2), PS/2 mouse interface
NPU Options            80387SX

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Power LED & keylock         J1       External battery            J8

  Reset switch                J2       Serial port 1               J10

  Turbo switch                J3       Serial port 2               J11

  Turbo LED                   J4       Parallel port               J12

  Speed LED                   J5       PS/2 mouse interface        J13

  IDE interface               J6       IDE interface LED           J15

  Floppy drive interface      J7       Riser card                  S1

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Power good signal detect from            W8            pins 2 & 3
      power supply                                            closed

      Power good signal detect from            W8            pins 1 & 2
      board                                                   closed

     Parallel port select IRQ5                W9            pins 2 & 3
                                                              closed

      Parallel port select IRQ7                W9            pins 1 & 2
                                                              closed

     NPU disabled                             W11           pins 2 & 3
                                                              closed

      NPU enabled                              W11           pins 1 & 2
                                                              closed

     Floppy drive interface enabled           W14            Closed

      Floppy drive interface disabled          W14             Open

     IDE interface disabled                   W20             Open

      IDE interface enabled                    W20            Closed

     Monitor type select monochrome           W22             Open

      Monitor type select color                W22            Closed

     Battery select internal                  W23           pins 2 & 3
                                                              closed

      Battery select external                  W23           pins 1 & 2
                                                              closed

                            DRAM CONFIGURATION

   Size     Bank 0       P-0      Bank 1       P-1      Bank 2    Bank 3

  512KB       (4)        (2)       NONE       NONE       NONE      NONE
             44256      41256

  512KB      NONE       NONE       NONE       NONE        (2)      NONE
                                                        256K x
                                                          9

  640KB       (4)        (2)       NONE       NONE       NONE     (2) 64K
             44256      41256                                       x 9

  640KB      NONE       NONE       NONE       NONE        (2)     (2) 64K
                                                        256K x      x 9
                                                          9

   1MB        (4)        (2)        (4)        (2)       NONE      NONE
             44256      41256      44256      41256

   1MB       NONE       NONE       NONE       NONE        (2)       (2)
                                                        256K x     256K x
                                                          9          9

  1.5MB       (4)        (2)        (4)        (2)        (2)      NONE
             44256      41256      44256      41256     256K x
                                                          9

   2MB        (4)        (2)        (4)        (2)        (2)       (2)
             44256      41256      44256      41256     256K x     256K x
                                                          9          9

   2MB       NONE       NONE       NONE       NONE      (2) 1M     NONE
                                                         x 9

   3MB        (4)        (2)        (4)        (2)      (2) 1M     NONE
             44256      41256      44256      41256      x 9

   4MB       NONE       NONE       NONE       NONE      (2) 1M     (2) 1M
                                                         x 9        x 9

   5MB        (4)        (2)        (4)        (2)      (2) 1M     (2) 1M
             44256      41256      44256      41256      x 9        x 9

                  DRAM JUMPER CONFIGURATION

  Size      W1       W2       W3       W4       W5      W6

  512KB    1 & 2   1 & 2    1 & 2    1 & 2    1 & 2    1 & 2

  512KB    1 & 2   1 & 2    1 & 2    1 & 2    1 & 2    1 & 2

  640KB    1 & 2   1 & 2    1 & 2    1 & 2    1 & 2    1 & 2

  640KB    1 & 2   1 & 2    1 & 2    1 & 2    1 & 2    1 & 2

   1MB     1 & 2   1 & 2    1 & 2    1 & 2    1 & 2    1 & 2

   1MB     1 & 2   1 & 2    1 & 2    1 & 2    1 & 2    1 & 2

  1.5MB    2 & 3   2 & 3    2 & 3    2 & 3    2 & 3    2 & 3

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

   2MB     1 & 2   1 & 2    1 & 2    1 & 2    1 & 2    1 & 2

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

   4MB     1 & 2   1 & 2    1 & 2    1 & 2    1 & 2    1 & 2

   5MB     2 & 3   2 & 3    2 & 3    2 & 3    2 & 3    2 & 3

  Note:Pins designated should be in the closed position.

    PARALLEL PORT CONFIGURATION

  Setting       W12        W13

    LPT1      Closed      Closed

    LPT2       Open        Open

  Disabled     Open       Closed

          SERIAL PORT 1 CONFIGURATION

    Setting           W15            W16

  COM1 enabled      Closed          Closed

  COM3 enabled       Open            Open

    Disabled         Open           Closed

          SERIAL PORT 2 CONFIGURATION

    Setting           W17            W18

  COM2 enabled      Closed          Closed

  COM4 enabled       Open            Open

    Disabled         Open           Closed

