[comp.sys.mac] Attention Rodime Users

martin@home.csc.ti.com (Steven Martin) (01/14/89)

If you have a Rodime hard disk you should check to see if you need the
upgrade described in this message.  I was having infrequent (1 or 2 a
month) disk crashes (a long whir and then a click, red light on, no
more disk accesses possible).  I called Rodime's customer support and
was informed of an EPROM upgrade that has solved the problem.  I
called one afternoon and received the EPROM and latest formatting
software the next morning, GOOD SERVICE!  Now if only they had told me
about the upgrade before I had problems.

Anyway, here is how to tell if you have the bad EPROM.  If your PC
board assembly numberis 22024-1, -2, -3, -4, or -5 or the number on
your EPROM (it has a sticker on it reading "programmed by RODIME) is
22021-1, -2 or -3. You probably need the upgrade.  The new EPROM that
I received is numbered 22021-4.  The upgrade was fast and free.

The problem had to do with the drives ability to dynamically
deallocate defective sectors.  A data-dependent timing error was
causing the list of defective sectors to fill with false flaws that
were not really media defects.  

After extensive testing I have determined that the new EPROM solved
the problem.

Rodime's technical support number is (407)997-0774 or 0775 from 8:30AM
to 5:30 PM Monday through Friday.  They can also be reached through
AppleLink at D1734.

Best of luck!
Steve Martin            USENET: {ctvax,im4u,texsun,rice}!ti-csl!martin
                        ARPANET: SMARTIN@CSC.TI.COM  COMPUSERVE: 72727,1471
                        GENIE: S.MARTIN8    PHONE: (214)-995-5919, 404-1061
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