From: Matt on
Trent SC wrote:
>>>The installation went fine, but the computer hung during the installation
>>>of SP2 (the very first thing I did after XP was on) and while SP2 took
>>>fine once I'd rebooted, and Office 2000 went on fine, it's continued to
>>>hang, most often when I'm in My Computer and mousing over an icon in
>>>Tiles view format. And I didn't get a chance to go online before it
>>>hung, so I just took out the new hard drive and shoved the old one back
>>>in before I lost it completely.
>>
>>When it hangs, does it freeze completely, or does the pointer respond to
>>mouse movements?
>>
>>What happens when you run memtes86 (see www.memtest86.com)?
>>
>>My Dell is acting very similar to your computer, and it causes memtest86
>>to hang withing 10 seconds.
>
>
> No, when it hangs it's utterly dead. The reset switch is the only way to
> get any response at all. I haven't run Memtest, but I have tried several
> others and they've all run clear.
>
>

I've run three memory test programs, and memtest86 is the only one to
hang or find problems.
From: kony on
On Sun, 06 Feb 2005 16:21:46 -0500, Dr. Harvie Wahl-Banghor
<harvie_wahl-bangor(a)mindless.com> wrote:


>Try disabling the L2 cache in the BIOS, also. I've seen that go bad
>before.
>
>

L2 is on the CPU in this case, not likely to have gone bad
and if it did the CPU should be tossed out.
From: Toolman Tim on

"kony" <spam(a)spam.com> wrote in message
news:mjed01psvgpthcq64t2j2ose60lfvbft72(a)4ax.com...
| On Sun, 06 Feb 2005 16:21:46 -0500, Dr. Harvie Wahl-Banghor
| <harvie_wahl-bangor(a)mindless.com> wrote:
|
|
| >Try disabling the L2 cache in the BIOS, also. I've seen that go bad
| >before.
| >
| >
|
| L2 is on the CPU in this case, not likely to have gone bad
| and if it did the CPU should be tossed out.

At the cost of that CPU, I'd say get another one and try...
http://www.geeks.com/details.asp?invtid=CEL76617&cat=CPU


From: Toolman Tim on

"Trent SC" <trent(a)invalid.invalid> wrote in message
news:4206b369$0$47473$ed2619ec(a)ptn-nntp-reader02.plus.net...
| >>>There's only an HSP56 modem on the machine (no NIC) and the machine has
| >>>frozen with that both enabled and disabled in the BIOS. So it MUST be
| >>>either PSU, CPU or motherboard.
| >>
| >> I can't think of a PSU problem that would abruptly cause the machine to
| >> freeze. If the fans are running and the disks are turning, the PSU is
| >> okay. That leaves CPU or motherboard.
| >
| > How do you say the PSU can't cause lockups?
| >>
| >> Has the machine ever been subject to power surges or overheating?
| >>
| >> The last time I had a CPU get sick, it produced exactly this kind of
| >> mystery freeze-up, along with mysterious segment violations in programs
| >> that had never shown the slightest trace of bugs before. For a long
| >> time I thought it was an OS problem or a peripheral problem. But the
| >> CPU got worse and worse and finally it became obvious that the
| >> microprocessor had failed. This happened originally because it had
| >> overheated for an extended period (12 hours at a stretch on multiple
| >> occasions) because of a CPU fan failure. In the beginning it was a
real
| >> mystery.
| >
| > I'm having symptoms similar to those of the OP, and have reason to
suspect
| > past CPU overheating and/or past power problems. Am leaning toward the
P4
| > CPU as the cause.
|
| I don't think it's a CPU issue in my situation, as the problem can
sometimes
| happen almost as soon as I've booted up, and I've checked the heatsink
| immediately after a crash and it's been v cool.
|
A 'bad' CPU doesn't have to get hot to hang.


From: Mxsmanic on
Matt writes:

> How do you say the PSU can't cause lockups?

By what mechanism would it cause them? In general, a PSU either
provides power or it doesn't.

--
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