But doesn't anybody here know *why* I could always get into the Bios on the
cold system, but a boot would not complete until the system had been on for
5-10 minutes? i.e. warmed up?? I'm willing to believe that whatever it was
that was gradually failing and getting worse & worse with time, finally went
out. What might it have been?
Pen wrote:
> At this point simple problems seem out. The boot
> problems suggested mobo and/or memory troubles.
> If you have swapped out all the parts, then the mobo or CPU are
> all that is left.
>
> "Robert Heiling" <> wrote in message
> news:...
> > kony wrote:
> >
> >> On Sun, 12 Jun 2005 13:21:39 -0700, Robert Heiling
> >> <> wrote:
> >>
> >> >System placed in service Jan 2001:
> >> >PC-Chips M805LR motherboard with VIA KT133 chipset, Athlon 1GHz cpu,
> >> >512MB SDRAM, AGP video It has run with a number of HD's & OS's over
> >> >the
> >> >years including Linux, Win98 & Win2K, & with LILO and NT-loader.
> >> >
> >> >I've always kept the boot sequence at Floppy-->CD-->HD and the boot
> >> >*hangups* started occasionally about maybe about 2? years ago and
> >> >would
> >> >often come after a "Boot from A.T.A.P.I. CD" if I had left a data CD
> >> >in
> >> >the drive. Other times I have gotten the "LI" failure indication and
> >> >a
> >> >Grub error on a couple of occasions although I've never installed
> >> >Grub.
> >> >Pressing reset alone always caused a re-boot which was almost always
> >> >successful.
> >> >
> >> >Over the past several months as it was getting worse, it's been
> >> >running
> >> >a 30GB HD with vanilla Win98 on it. [Note: That HD is running fine
> >> >in
> >> >this machine now where I boot to it optionally from the Bios boot
> >> >menu]. Boot failure always occurred! [whether I had a bootable
> >> >floppy
> >> >or CD in or not] and occurred at the point where POST had displayed
> >> >a
> >> >screenfull of all the h/w configuration. Pressing reset would repeat
> >> >the
> >> >process and it would take more & more repeats as the days went by
> >> >before
> >> >the boot went on & completed. More recently, it would give a
> >> >semi-trashed screen as the last one before success and I started
> >> >sometimes needing to use the front power-off button as reset had no
> >> >effect at that point. Anyhow, it all was looking very much as though
> >> >something was needing to warm up. Once up, it would run all day
> >> >without
> >> >problem!!
> >>
> >> Check cables, connectors, card contacts, fans, voltages, and
> >> examine the motherboard capacitors for venting.
> >
> > Reseating done over & over again already as mentioned. Both PS & cpu
> > fan
> > still run. Voltages were still in spec when I was last able to get
> > into the
> > Bios to look at them. Inside of case, MB, PS, & CPU always kept as
> > dustfree
> > as possble on a regular basis.
> >
> >> >During the above running period, I had reseated everything includung
> >> >IDE
> >> >cables, swapped out memory, AGP video card plus installed a new CMOS
> >> >battery. Nothing helped with the boot hangs.
> >>
> >> Disconnct all but the essential drive to boot from.
> >
> > Sorry. I maybe should have included it, but I had to stop somewhere
> > and I've
> > already done that along with the things mentioned above. I've
> > basically done
> > most of the fault-isolation tricks of that nature. It's that "warmup"
> > that
> > had me stumped and I keep wondering if the heat didn't close some
> > hairline
> > crack somewhere or have a similar effect.
> >
> >> Try leaving only the floppy connected and run Memtest86 on
> >> it for a few hours.
> >
> > Hard to do when it won't even boot. :-)
> >
> >> >Then one morning after running all day previously, it went the rest
> >> >of
> >> >the way. Press front power-on and no signal to monitor as it has
> >> >only
> >> >yellow led on. Both PS fan and cpu fan are running as is green
> >> >power-on
> >> >led on case front. Reset has no obvious effect although a flicker in
> >> >an
> >> >led may be quicker than I can detect. Case front power button needs
> >> >to
> >> >be held in to shut systen down.
> >> >
> >> >Do I have toast? or is it something simple that I've overlooked?
> >>
> >> Try clearing CMOS. Check the battery voltage.
> >
> > Just tried that again, but no go.
> >
> >> If the system power supply is similarly low-quality as the
> >> motherboard, you've gotten good value out of both at this
> >> point in time- and now both should be replaced (if none of
> >> the above makes any difference).
> >
> > Thanks, but I'll do that once I find out what's wrong with it. I was
> > hoping
> > that the pattern of its failure would be familiar to someone here.
> >
> > Thanks for trying
> >
> > Bob
> >
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