Messages in this thread | | | Date | Fri, 1 Jan 1999 14:28:24 -0600 | From | Charles Cazabon <> | Subject | Re: UDMA problems |
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Richard Fish <rjf@estinc.com> wrote: > Charles Cazabon wrote: > > Nextmost likely is poor quality IDE cable, or too-long cable. UDMA specs a > > shorter maximum cable length than plain old vanilla IDE. I can't remember > > the maximum allowed length off the top of my head, but in the shops I've > > worked at, we tried to limit IDE cable runs to 18 inches for UDMA drives. > > For our Seagate Medalist Pro 7200rpm drives, 18-inch cables will corrupt > the filesystem. The longest cable I've been able to use successfully > with these is a 14-inch.
I've had some trouble finding the official spec, but I think I now recall it as being 16 inch maximum -- 14 inches is close enough to that after allowing for extra cable capacitance and whatnot.
Sigh. Why can't the industry finally admit ATA/IDE/etc is a kludge and switch to SCSI?
Charles Cazabon -- ---------------------------------------------------- Charles Cazabon <charlesc-linux@qcc.sk.ca> Any opinions expressed are just that -- my opinions. ----------------------------------------------------
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