From: Bruce Markowitz (scosgt_at_worldnet.att.net)
Date: Mon Feb 19 2001 - 16:46:10 EST
I have had a few where the "plug" on the motherboard went bad. I suspect
this is the problem. Probably time for a new machine.
There was a thread some time ago about how that plug is only rated for 20
insertions!
----- Original Message -----
From: "Joe D" <jdworsky_at_ix.netcom.com>
To: "Paul Khoury" <pkhoury_at_loop.com>
Cc: "ThinkPad List" <thinkpad_at_cs.utk.edu>
Sent: Monday, February 19, 2001 3:51 PM
Subject: Re: Thinkpad 755C boot problems
> Thanks to Paul, William, Bruce, and Dave for the help. I confirmed that
> the floppy drive is good in another machine. I also confirmed that the
> floppy itself is good and bootable. I formatted a hard drive in my
> scrren-less 755CE to be bootable (and verified). When I inserted the
> known-good floppy and known-good hard drive in the 755C and when into
> setup it allows me to test the floppy (and passes), but didn't even
> allow me to check the hard drive - it just does nothing like the drives
> not there. When I try to boot, it stays at the memory count a long
> time, and then gets the insert-floppy-graphic (even thought the bootable
> floppy and bootable hard drive are allready inserted). If I press F1 it
> gets the same numeric error. I also tried another known good bootable
> floppy.
>
> At this point it seems as if something connecting the physical drives
> to the motherboard must be out of wack? Is there one controller that
> handles FDD andHdd - I'd have thought two. I also tried booting off an
> external floppy hooked up through a port replicator with no luck.
>
> Bruce - I did try cleaning the contacts on both hard drive connectors
> and verified it in another machine.
>
> Any other ideas. Thanks to all - it's been a good project.
>
> Joe
>
> Paul Khoury wrote:
>
> > On Sun, 18 Feb 2001 23:50:14 -0600, Joe D wrote:
> >
> >> I just swapped some old computer junk for a 755C and a 360CSE. (wife
> >> said "as long as the new junk takes up less space than the old junk!)
> >> Resurrecting them is turning into a challenge. The 755C tries to boot
> >> (has no hard drive, but does have a floppy drive) and whether or not I
> >> have a bootable floppy in the drive, it gives me this line-art graphic
> >> showing an image of a floppy being inserted into a floppy drive with a
> >> flashing arrow at the F1 key. Is this the old thinkpad equivalent of
> >> "please insert a bootable disk"? If I put in a disk (bootable or not)
> >> it just beeps and says I9993035. I had visions of swapping the good
> >> display from this one into an old 755 CE I had, but found out they
> >> aren't as similar as they look - so I figured I'd work on this one.
> >>
> >
> > Joe, this means that the floppy is not bootable, or at least the
computer
> > thinks it's not bootable. The I999xxxx error means the computer
couldn't
> > load an OS. If you have another floppy drive, I'd try that, as well as
reseating the
> > floppy you already have. Also, try formatting the floppy as
> > format a: /u /s - this does an unconditional format, then copies system
files.
> > If that doesn't work, last thing is to go into Easy Setup, and check the
boot
> > order of the drives, and make sure the floppy is first.
> >
> > Paul
> >
> >
> >
> >
>
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