Helmut
----- Original Message -----
From: "Philip Lord" <philip_at_email.domain.hidden>
To: "LisaList" <lisalist_at_email.domain.hidden>
Sent: Thursday, November 03, 2005 1:48 PM
Subject: Re: error 85
> ...one more quick observation. On the occasional time that the Lisa
> boots into 7/7, often the computer has 'Technical difficulties
> displaying xxxxx Paper".
> It doesn't matter what what application, they all seem to have this
> problem 30% of the time.
>
> Cheers
>
> P
>
>
>
>
> On Nov 3, 2005, at 9:28 PM, Philip Lord wrote:
>
> > errrr...ok!
> >
> > it sounds like performing a low level format needs some special
> > equipment that I'm not likely to have. If it can't be done on a Mac
> > (now or old) or a Lisa, then I'm kinda screwed.
> >
> > One other thing I have noticed is an error 10100 next to what I
> > guess is the lisa equivalent of 'Sad-Mac'. Is this related to the
> > drive? I can not find any reference to this code.
> >
> > So, I will try to pursue the IDEfile direction. I have no knowledge
> > of electronics, however I feel confident with the soldering
> > challenge at least.
> > Helmut, it sounds like you have built one before. I may have some
> > questions for you in the near future ;-)
> >
> > I won't give up on the Sun REMarketing drive yet. Maybe I'll email
> > SUN REM direct.
> > If I don't have the tools, maybe they can still reformat my drive
> > for me.
> >
> > Thanks for your reply
> >
> > P
> >
> >
> > On Nov 3, 2005, at 5:58 PM, Dr. Helmut Post wrote:
> >
> >
> >> Hello Phil,
> >>
> >> error 85 means: you have reached the hard disk time-out limit...
> >> the hard
> >> disk hasn't answered within a given time- probably the system
> >> track, boot
> >> secor is bad . You need a fresh low level format.- or a new drive
> >> if the
> >> number of bad blocks exceeds 30 counts.
> >>
> >>
> >>
> >>
> >>>
> >>> I have just finished telling the list that I got my SUN REM drive
> >>> working again, and that I thought the cause was overheating
> >>> (Installed a fan). However I still get constant error 85 messages.
> >>>
> >>> If I reinstall 7/7 everything seems fine, for a short while, then
> >>> error 85 starts happening again.
> >>>
> >>>
> >>>
> >>
> >> Probably a thermal error with one of the chips ... probably the
> >> SMS OMTI
> >> 20813B (MFM controller).
> >> Do you have a freezing spray to cool down the chips to locate the
> >> error on
> >> the controller?
> >> I have the same problems- no way to get these chips today- only if
> >> you rip
> >> the chips from an Amiga 1000 sidecar (PC-XT hardware expansion
> >> box) or form
> >> an old Atari ST MFM hard disk controller.
> >>
> >>
> >>
> >>> The SUN REM drive uses a Kalok KL320 (20mb) MFM drive. I guess these
> >>> are getting very old now. Maybe I need to look for another 20mb MFM
> >>> drive to replace the Kalok with. Will any MFM 20mb drive work? For
> >>> example Kyocera KC020, Miniscribe m8425 or Western General WD362.
> >>>
> >>>
> >>>
> >> Yes, you can use all these disks- provided that your controller is
> >> ok.
> >> I'm testing these MFM hard disks on my old 80486 IBM AT with an
> >> Adaptec ACB
> >> 2310 MFM controller card.
> >> But: You have to know how to perform a low level format on the SUN
> >> controller first!
> >>
> >>
> >>
> >>> Or even better, does an adaptor exist for MFM to IDE? I couldn't
> >>> find
> >>> one by doing an internet search.
> >>>
> >>>
> >>>
> >> No, there is no such adapter- as far as I know.
> >> Choose the IDEFile instead- it's offering full future Widget
> >> compatibility
> >> as is fully Profile compatible (5 MB and 10MB).
> >>
> >>
> >>
> >>
> >>> However, for the life of the machine, I still believe the IDEfile is
> >>> the best option for the future. I should start thinking seriously
> >>> about this option, otherwise 7/7 will be lost to my machine for
> >>> ever.
> >>>
> >>>
> >>>
> >>
> >> Yes, I'll recommend you this controller- it's really great!
> >>
> >>
> >> Helmut
> >>
> >>
> >>
> >>> Thanks
> >>>
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-- LisaList is sponsored by <http://lowendmac.com/> and... Shop buy.com and save. <http://lowendmac.com/ad/buy.com.html> Support Low End Mac <http://lowendmac.com/lists/support.html> LisaList info: <http://lowendmac.com/lists/lisa.html> --> AOL users, remove "mailto:" Send list messages to: <mailto:lisalist_at_email.domain.hidden> To unsubscribe, email: <mailto:lisalist-off_at_email.domain.hidden> For digest mode, email: <mailto:lisalist-digest_at_email.domain.hidden> Subscription questions: <mailto:low_end_mac_at_email.domain.hidden> Archive: <http://www.mail-archive.com/lisalist%40mail.maclaunch.com/> iPod Accessories for Less at 1-800-iPOD.COM Fast Delivery, Low Price, Good Deal www.1800ipod.comReceived on 2005-11-04 00:52:36
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