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K7S5a CMOS loss

 
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Buffalo
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PostPosted: Mon May 10, 2004 3:12 am    Post subject: K7S5a CMOS loss Reply with quote

Yep, it's me again. K7S5a rev 3.1
I would lose my CMOS settings anywhere from once or twice a week to maybe
only once a month. It would usually happen after the PC was turned off
overnight (still plugged in to the wall, though).

One person thought it might have been the ambient(magic) temp when I turned
it on.

Later, I bought and installed an UPS and I still had it happen about a week
later during my first morning bootup.
I then tried testing the UPS to see how it functioned during a power failure
(pulled the plug from the wall socket).
Worked to provide a normal shutdown (Win98SE). I left it off for around 15
min during which time the UPS shut itself down to save its battery while it
was unplugged from the wall. When I plugged it back into the wall and got it
activated again, I tried to boot up, it recognized the correct cpu speed,
but right after the drive checks (where it always happened before), it again
lost the CMOS settings and when I checked in the BIOS, the bus settings went
from the 138/138 to the 100/100 settings, just like before.(This was when
the PC was still warm from several hrs of use).
So, maybe the mb battery actually was getting weak. I replaced the battery("
3 volts, lithium, 230 mAh, Height: 3.2 mm, Diameter: 20 mm - Cross reference
to: Duracell - DL 2032, Ucar - CR 2032, Ray-O-Vac - CR 2032, Others - DL
2032, LF-1/2V, IEC - CR 2032 ") and have not had the CMOS problem since.
Of course, it has only been about 9 days, so maybe it didn't fix it.
Then again, maybe it did.
Here's hoping. :-)

The point is: replace the mb battery first if you are having this problem.
Less than $3 US.
Also, make sure the spring clips are making a clean and solid contact with
the new battery. (slight bending and cleaning with a pencil erasure may be
required)
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Buffalo
Guest





PostPosted: Sat May 29, 2004 6:56 pm    Post subject: Re: K7S5a CMOS loss Reply with quote

Here I am 20days later. This morning I lost my BIOS settings upon first
boot.
At least it was twenty-nine days since the last time my K7S5a rev 3.1 lost
its BIOS settings.

"Buffalo" <eric(nospam)@nada.com.invalid> wrote in message
news:K1ync.636$UQ.103747@attbi_s51...
Quote:
Yep, it's me again. K7S5a rev 3.1
I would lose my CMOS settings anywhere from once or twice a week to maybe
only once a month. It would usually happen after the PC was turned off
overnight (still plugged in to the wall, though).

One person thought it might have been the ambient(magic) temp when I
turned
it on.

Later, I bought and installed an UPS and I still had it happen about a
week
later during my first morning bootup.
I then tried testing the UPS to see how it functioned during a power
failure
(pulled the plug from the wall socket).
Worked to provide a normal shutdown (Win98SE). I left it off for around 15
min during which time the UPS shut itself down to save its battery while
it
was unplugged from the wall. When I plugged it back into the wall and got
it
activated again, I tried to boot up, it recognized the correct cpu speed,
but right after the drive checks (where it always happened before), it
again
lost the CMOS settings and when I checked in the BIOS, the bus settings
went
from the 138/138 to the 100/100 settings, just like before.(This was when
the PC was still warm from several hrs of use).
So, maybe the mb battery actually was getting weak. I replaced the
battery("
3 volts, lithium, 230 mAh, Height: 3.2 mm, Diameter: 20 mm - Cross
reference
to: Duracell - DL 2032, Ucar - CR 2032, Ray-O-Vac - CR 2032, Others - DL
2032, LF-1/2V, IEC - CR 2032 ") and have not had the CMOS problem since.
Of course, it has only been about 9 days, so maybe it didn't fix it.
Then again, maybe it did.
Here's hoping. :-)

The point is: replace the mb battery first if you are having this problem.
Less than $3 US.
Also, make sure the spring clips are making a clean and solid contact with
the new battery. (slight bending and cleaning with a pencil erasure may be
required)

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CJT
Guest





PostPosted: Sun May 30, 2004 3:45 am    Post subject: Re: K7S5a CMOS loss Reply with quote

Buffalo wrote:
Quote:
Here I am 20days later. This morning I lost my BIOS settings upon first
boot.
At least it was twenty-nine days since the last time my K7S5a rev 3.1 lost
its BIOS settings.

I must be lucky. I've been using one here for years, and never once
have I lost the BIOS settings.

Quote:

"Buffalo" <eric(nospam)@nada.com.invalid> wrote in message
news:K1ync.636$UQ.103747@attbi_s51...

Yep, it's me again. K7S5a rev 3.1
I would lose my CMOS settings anywhere from once or twice a week to maybe
only once a month. It would usually happen after the PC was turned off
overnight (still plugged in to the wall, though).

One person thought it might have been the ambient(magic) temp when I

turned

it on.

Later, I bought and installed an UPS and I still had it happen about a

week

later during my first morning bootup.
I then tried testing the UPS to see how it functioned during a power

failure

(pulled the plug from the wall socket).
Worked to provide a normal shutdown (Win98SE). I left it off for around 15
min during which time the UPS shut itself down to save its battery while

it

was unplugged from the wall. When I plugged it back into the wall and got

it

activated again, I tried to boot up, it recognized the correct cpu speed,
but right after the drive checks (where it always happened before), it

again

lost the CMOS settings and when I checked in the BIOS, the bus settings

went

from the 138/138 to the 100/100 settings, just like before.(This was when
the PC was still warm from several hrs of use).
So, maybe the mb battery actually was getting weak. I replaced the

battery("

3 volts, lithium, 230 mAh, Height: 3.2 mm, Diameter: 20 mm - Cross

reference

to: Duracell - DL 2032, Ucar - CR 2032, Ray-O-Vac - CR 2032, Others - DL
2032, LF-1/2V, IEC - CR 2032 ") and have not had the CMOS problem since.
Of course, it has only been about 9 days, so maybe it didn't fix it.
Then again, maybe it did.
Here's hoping. :-)

The point is: replace the mb battery first if you are having this problem.
Less than $3 US.
Also, make sure the spring clips are making a clean and solid contact with
the new battery. (slight bending and cleaning with a pencil erasure may be
required)







--
The e-mail address in our reply-to line is reversed in an attempt to
minimize spam. Our true address is of the form che...@prodigy.net.
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flipper
Guest





PostPosted: Sun May 30, 2004 6:14 am    Post subject: Re: K7S5a CMOS loss Reply with quote

On Sat, 29 May 2004 22:45:09 GMT, CJT <abujlehc@prodigy.net> wrote:

Quote:
Buffalo wrote:
Here I am 20days later. This morning I lost my BIOS settings upon first
boot.
At least it was twenty-nine days since the last time my K7S5a rev 3.1 lost
its BIOS settings.

I must be lucky. I've been using one here for years, and never once
have I lost the BIOS settings.

There's always a chance, rare as it may seem, that you got the one
which works right.

Quote:


"Buffalo" <eric(nospam)@nada.com.invalid> wrote in message
news:K1ync.636$UQ.103747@attbi_s51...

Yep, it's me again. K7S5a rev 3.1
I would lose my CMOS settings anywhere from once or twice a week to maybe
only once a month. It would usually happen after the PC was turned off
overnight (still plugged in to the wall, though).

One person thought it might have been the ambient(magic) temp when I

turned

it on.

Later, I bought and installed an UPS and I still had it happen about a

week

later during my first morning bootup.
I then tried testing the UPS to see how it functioned during a power

failure

(pulled the plug from the wall socket).
Worked to provide a normal shutdown (Win98SE). I left it off for around 15
min during which time the UPS shut itself down to save its battery while

it

was unplugged from the wall. When I plugged it back into the wall and got

it

activated again, I tried to boot up, it recognized the correct cpu speed,
but right after the drive checks (where it always happened before), it

again

lost the CMOS settings and when I checked in the BIOS, the bus settings

went

from the 138/138 to the 100/100 settings, just like before.(This was when
the PC was still warm from several hrs of use).
So, maybe the mb battery actually was getting weak. I replaced the

battery("

3 volts, lithium, 230 mAh, Height: 3.2 mm, Diameter: 20 mm - Cross

reference

to: Duracell - DL 2032, Ucar - CR 2032, Ray-O-Vac - CR 2032, Others - DL
2032, LF-1/2V, IEC - CR 2032 ") and have not had the CMOS problem since.
Of course, it has only been about 9 days, so maybe it didn't fix it.
Then again, maybe it did.
Here's hoping. :-)

The point is: replace the mb battery first if you are having this problem.
Less than $3 US.
Also, make sure the spring clips are making a clean and solid contact with
the new battery. (slight bending and cleaning with a pencil erasure may be
required)




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