
MICRO EQUIPMENT CORPORATION

UN-105

  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, 1.44MB drives

[Image]

                      CONNECTIONS

               Function                   Location

  4-pin connector - drive active LED         P1

  40-pin IDE(AT) interface connector         P2

  34-pin connector - floppy drive            P3

                 FLOPPY DRIVE/IDE INTERFACE CONFIGURATION

    Floppy Drive interface       IDE(AT) interface            JP1
            (P3)                       (P2)

      Primary interface in     Primary interface in    pins 1 & 3, 2 & 4
              system                  system                 closed

       Primary interface in     Secondary interface     pins 3 & 5, 4 & 6
              system                 in system               closed

        Secondary interface     Primary interface in    pins 2 & 4, 3 & 5
            in system                 system                 closed

        Secondary interface     Secondary interface     pins 1 & 3, 4 & 6
            in system                in system               closed

