
NCL AMERICA

NCL 5426

Data bus: 16-bit, ISA

Size: Half-length, full-height card

Hard drives supported: Two ST506/412MFM drives

Floppy drives supported: None

Maximum heads/cyl.: 16 heads and 2048 cylinders

[Image]

                        CONNECTIONS

                   Purpose                      Location

  34-pin control cable connector-hard drive       CN1

  20-pin data cable connector-drive 0             CN2

  20-pin data cable connector-drive 1             CN3

  4-pin connector-drive active LED                CN4

  10-pin connector - drive power connector        DPC

                        USER CONFIGURABLE SETTINGS

              Function                    Location            Setting

     Hard drive address is                  JP0               open
      1F0-1F7h

      Hard drive address is                  JP0              closed
      170-177h

     Floppy drive port address is           JP1               open
      3F2-3F7h

      Floppy drive port address is           JP1              closed
      372-377h

     LED always "on"                        JP2               open

      LED "on" only when drive is            JP2              closed
      select

       DRIVE TYPES SUPPORTED BY THE NCL542X FIRMWARE

    TYPE       HEADS       CYLS.      W.P.C.       L.Z.

     1           4          306        128         305

     2           4          615        300         615

     3           6          615        300         615

     4           8          940        512         940

     5           6          940        512         940

     6           4          615        N/A         615

     7           8          462        256         511

     8           5          733        N/A         733

     9          15          900        N/A         901

     10          3          820        N/A         820

     11          5          855        N/A         855

     12          7          855        N/A         855

     13          8          306        128         319

     14          7          733        N/A         733

     15      Reserved        -          -           -

