Sudden crash and restart

K

kony

Thanks again to all who responded. Just an update. I bumped up the
air-condition in my house 3 degrees live in Florida and the temps are in
the 90's everyday) and opened the case on the machine. It has not
crashed since. The software monitor has maintained a 41-42 degree temp
down from the over 50 previously. Although I am not certain, the
Hmonitor program seems to work well with my mobo. It seems to list
correctly all the parts including the removable hard drives.

I am convinced that it is the heat in this room that caused the problem.
This room stays much hotter than the rest of the house. Any
recommendations on a powerful/quiet case fan that I can replace mine with.
This is the case I have
http://www.polywell.com/us/desktop/images/case/BlueEdge-Silver-Tower.jpg

Any other case cooling recommendations that do not include "move the
computer to another room?"

That case has quite poor front intake, is one of the more
difficult to modify to improve cooling. From what I remember it
has a 60mm, mostly obstructed grill in the back below the power
supply. That grill "looks" like it's for a fan, but putting a
fan there does very little good.

If the bottom-side of the front bezel allows some air intake, you
might set it up on a piece of plywoord, or books, whatever, so
the front hangs over the end, is elevated off the
desk/floor/wherever. There is also what "looks" like fan
mountings on the front wall of the case but they're mostly
obstructed, could be cut out somewhat, preferribly such that the
hard drives are between the new hole and the opposite end of the
system, so most flow goes past the drives.

As for a different fan for the side panel, it'll be difficult to
find one that moves significantly more air but is quiet. I don't
recall if that is an 80 or 92mm fan, but either way the noise
level will be proportionally higher. If you know what the
currect fan spec is, we might better come up with a suitable
alternative, but odds are it'd be quite loud to make much
difference.

If the power supply has a stamped-in-metal grill on the rear
exhaust, cut out that grill. If the power supply is a Raidmax or
(same exact PSU but wearing a different name) generic label,
throw it away and buy another PSU... maybe that's not what came
in your case but many have same very poor power supply.

Basically the case isn't suited for the parts that're in it.
There is no optimal solution except replacing the case. If the
HDD rack has clearance away from the right side panel (and the
motherboard try stops short of the front by a few inches as I
think it does) then you might be able to squeeze in a couple of
80mm fans on that right-side panel, but you'd have to cut out the
holes, and the metal is thin so the holes couldn't be too near
the front edge, top or bottom of the panel either, unless you
found a creative way to cut the metal such that you were able to
fold it back upon itself to increase rigidity, or otherwise brace
it.

They made similar cases with two fans at the bottom of the left
side and a solid paneled window, which was easier to cool due to
double the intake fans.

Another option that I seldom recommend but do so anyway, due to
the particular case, is putting reinforcement metal pieces inside
the case, where the 4 feet are, with holes in those pieces so you
could bolt on taller feet. The reinforment pieces will probably
be necessary to distribute the additional force, keep the bottom
panel from bending. With the taller feet, you then have enough
clearance for a bottom-mounted fan, after cutting a hole of
course. Such a case would suck up a lot of dust though, you
might need relocate it if on the floor or clean it more often.

The faux metal front and bubble lights plus window make that a
pretty/shiney/fancy case, but overall it's a pretty bad case to
use for a modern system, perhaps one of the worst for it being a
full midtower. If it didn't have the window it'd be easier to
add another side-fan but as it is, the best long term solution
would be a different case.

If you really, really, really just want to replace the side fan,
you'll be wanting something extreme like this,
http://www.svcompucycle.com/80torfan.html ,
which is way too loud so you'd need use a fan speed control of
your choosing to reign in the noise. There are quieter fans but
the advantage of that one is that it's 38mm thick, so at any RPM
it'll (theoretically) move more air per RPM & noise. Second
choice would be a Panaflo FBA08A12H (search by that part number
for best price) but be aware that some don't come with a fan
tail, the connector for the motherboard or a power supply
connection. It's nowhere near as loud as the previous linked
fan, but nowhere near quiet either. Problem is that anything
with lower RPM/quieter, isn't going to make enough of a
difference to be worthwhile swapping in place of the current fan.
 
S

sidecar

Have had XP Home for two years with 3.0 P4, 1GB RAM, 800mHZ FSB.

Have had constant problem with sudden crashing and rebooting,
sometimes when computer is unattended in the middle of the night.

Started with a Gigabyte mobo, then switched to Intel. Switched RAM.
Can't count the number of times the computer crashed and sent a
report to Microsoft which automatically said, "You have a bad driver,
but we don't know which one." Eventually it reported hardware
problems too but not which piece.

Consistent from the start was a Pioneer DVR-105 4x DVD-R drive and its
Pinnacle software. I added a second Pioneer DVR-107 a couple of weeks
back. Pioneer now uses Ulead burning and authoring software.

When I tried to install the Ulead software the install crashed. On
reboot the computer would start and crash over and over, never fully
reaching the desktop.

I unplugged BOTH DVD-R drives and it finally booted and sent the
report to MS. After dozens of crashes and reports over the years, MS
finally came back with "Instant CD/DVD (VOBIW.SYS) was created by
Pinnacle Systems, Inc. and there are updates that may correct the
problem you reported."

VOBIW.SYS is a System32 driver that Pinnacle loaded to make the UDF
packet writing work (the ability to drop files on a CD like you can
on a floppy). It never was very reliable and I didn't ever use it and
these days a thumb drive is handier.

I located VOBIW.SYS and renamed it VOBIW.SYS.OLD, plugged everything
in and it worked fine. I then removed Instant Write altogether.

The computer has not crashed since.

BEWARE OF PACKET WRITING SYSTEMS.

There have got to be a lot of people out there who have bought Pioneer
OEM DVR105 or A05 drives and installed that pesky Pinnacle UDF
software. Pioneer obviously changed their minds about Pinnacle too
because they now bundle Ulead software.

By the way, another quirky System32 file can be loaded by Canon LiDE
scanners. It's really insidious because it's got the same name but
it's an older version that screws things up.

The bad file is called TWAIN32.DLL (in all caps) and it's dated
7/1/1996.

The version that should be in the System32 folder inside the Windows
folder is called twain32.dll (lower case) and of a newer date, like
2003.

By replacing the older file with the newer file (you can find the
newer file by searching your hard drive--there can be several copies
in different places) all kinds of problems are averted like causing
programs that link to twain resources to load slowly or hang on
loading.

==============
Posted through www.HowToFixComputers.com/bb - free access to hardware troubleshooting newsgroups.
 

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