DELL COMPUTER CORPORATION

IDE CONTROLLER REV. 2

Data bus: 16-bit, ISA

Size: Half-length, full-height card

Hard drives supported: Two IDE (AT) Interface drives

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

[Image]

                             CONNECTIONS

                    Function                          Location

  40-pin IDE (AT) Interface connector-internal           CN1

  34-pin data cable connector-floppy drive               CN2

  4-pin connector-drive active LED                       CN3

                        USER CONFIGURABLE SETTINGS

               Function                    Location           Setting

  »   Hard drive enabled                     JP4               open

      Hard drive disabled                    JP4              closed

  »   Floppy drive enabled                   JP5               open

      Floppy drive disabled                  JP5              closed

  »   Drive generates IRQ14 high             JP6             pins 1 & 2
                                                              closed

      Drive does not drive IRQ14             JP6             pins 2 & 3
      high                                                    closed

        MISCELLANEOUS TECHNICAL NOTES

  This controller has no on-board software