DTK COMPUTER, INC.

PTI-227B

  Data bus:                  16-bit, ISA

  Size:                      Half-length, half-height card

  Hard drive supported:      Two IDE (AT) Interface drives

  Floppy drives supported:   Two 360KB, 720KB, 1.2MB, or 1.44MB drives

[Image]

                              CONNECTIONS

                    Function                           Location

  34-pin control cable connector - floppy drive           J1

  40-pin IDE(AT) Interface connector                      J2

  16-pin game port - internal                             J3

  10-pin serial port (COM1/3/4) - external                J4

  10-pin serial port (COM2/3/4) - internal                J6

  25-pin parallel port (LPT1/2/3) - external              J7

  2-pin connector - Drive active LED                      JP1

                        USER CONFIGURABLE SETTINGS

               Function                     Location           Setting

  »   Parallel Port is                         JP3             closed
      uni-directional

      Parallel Port is bi-directional          JP3              open

  »   Hard drive port address is          JP4/jumper 1        pins 1 & 2
      3F6-3F7, 1F0-1F7h                                        closed

      Hard drive port address is          JP4/jumper 1        pins 2 & 3
      376-377, 170-177h                                        closed

  »   Hard drive enabled                  JP4/jumper 2        pins 2 & 3
                                                               closed

      Hard drive disabled                 JP4/jumper 2        pins 1 & 2
                                                               closed

  »   Floppy drive port address is        JP4/jumper 3        pins 1 & 2
      3F0-3F7h                                                 closed

      Floppy drive port address is        JP4/jumper 3        pins 2 & 3
      370-377h                                                 closed

  »   Floppy drive enabled                JP4/jumper 4        pins 2 & 3
                                                               closed

      Floppy drive disabled               JP4/jumper 4        pins 1 & 2
                                                               closed

                     SERIAL PORT 1 (J4) CONFIGURATION

            COM                 JP2/jumper 1            JP2/jumper 2

  »            1              pins 2 & 3 closed       pins 1 & 2 closed

               3              pins 1 & 2 closed       pins 2 & 3 closed

               4              pins 2 & 3 closed       pins 2 & 3 closed

           Disabled           pins 1 & 2 closed       pins 1 & 2 closed

                     SERIAL PORT 2 (J6) CONFIGURATION

            COM                 JP2/jumper 3            JP2/jumper 4

  »            2              pins 2 & 3 closed       pins 1 & 2 closed

               3              pins 2 & 3 closed       pins 2 & 3 closed

               4              pins 1 & 2 closed       pins 2 & 3 closed

           Disabled           pins 1 & 2 closed       pins 1 & 2 closed

                     PARALLEL PORT (J7) CONFIGURATION

            LPT                 JP2/jumper 5            JP2/jumper 6

  »            1              pins 1 & 2 closed       pins 2 & 3 closed

               2              pins 2 & 3 closed       pins 1 & 2 closed

               3              pins 2 & 3 closed       pins 2 & 3 closed

           Disabled           pins 1 & 2 closed       pins 1 & 2 closed

                   SERIAL PORT 1 (J4) INTERRUPT REQUEST

      IRQ           J5/jumper 1        J5/jumper 2         J5/jumper 3

          3            open               closed              open

  »       4           closed               open               open

          5            open                open              closed

                   SERIAL PORT 2 (J6) INTERRUPT REQUEST

      IRQ           J5/jumper 4        J5/jumper 5         J5/jumper 6

  »       3           closed               open               open

          4            open               closed              open

          5            open                open              closed

                   PARALLEL PORT (J7) INTERRUPT REQUEST

          IRQ                 J5/jumper 7               J5/jumper 8

             5                   open                     closed

  »          7                  closed                     open