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26073Re: [midatlanticretro] Re: Booting a NorthStar Horizon

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  • B Degnan
    Jun 3 12:57 PM
      Yes, it's the index hole used as a starting reference to id the
      sectors. This hole is present in both hard and soft-sectored disks.


      At 02:12 PM 6/3/2012, you wrote:
      >The ten sector holes are evenly spaced around the media. There is
      >an eleventh hole midway between two others, I've always assumed this
      >is the "index" hole, that resets/starts the count. Somewhere I used
      >to have a full set of docs for both the N* controller, and the
      >SA-400 drives, but I think that did not make the last move.
      >Terry
      >
      >
      >--- In midatlanticretro@yahoogroups.com, joshbensadon <no_reply@...> wrote:
      > >
      > > Hi Terry,
      > >
      > > I can't help but to ask a little more about the hard sectored disks.
      > > Do they use 10 evenly spaced holes? or is 9 evenly spaced with
      > the 10th hole being a double holed Sector 0 index? The question
      > I'm trying to ask is how do they determine Sector 0?
      > >
      > > Thanks
      > > Josh
      > >
      > >
      ><snip>
      >
      >
      >
      >
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