From: Bruce Markowitz (scosgt_at_worldnet.att.net)
Date: Mon Feb 19 2001 - 21:52:08 EST
Sometimes they can be conditioned to take some charge. Sounds like they have
the memory effect.
----- Original Message -----
From: "Joe D" <jdworsky_at_ix.netcom.com>
To: "Bruce Markowitz" <scosgt_at_worldnet.att.net>
Cc: "Paul Khoury" <pkhoury_at_loop.com>; "ThinkPad List" <thinkpad_at_cs.utk.edu>
Sent: Monday, February 19, 2001 9:42 PM
Subject: Re: Thinkpad 755C boot problems
> I've narrowed it down a little further. When I put a BIOS update floppy
> in, it reads it and brings up the update screen, so I guess this is the
> only thing I can do at this point. Next problem is - of the three
> batteries I have that fit, one prevents any machine that it is placed in
> from booting, even with a power cord (so we'll call that one very
> dead). The next doesn't ever seem to get from orange light to green
> indicating a full charge. The third indicates full charge, but the
> machine dies immediately when I pull the plug. This all matters because
> when I select option 2 to go ahead and update the BIOS it says "error,
> you must have a fully charged battery to complete this operation.
> Please power down and charge up" or words to that effect. I'll leave
> the two hopeful batteries plugged in for days, but is there a way to
> override the requirement for a good battery when plugged in. I'm happy
> to risk a power failure during the middle of my update.
>
> Thanks again,
> Joe
>
> Bruce Markowitz wrote:
>
> > 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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