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Article #19176

Re: What good are Bios RAM tests ?

#19176
From: Young Chung
Date: Fri, 22 Jan 1993 07:12
31 lines
2103 bytes
In article <1993Jan21.112136.2125@dmu.ac.uk> cph@dmu.ac.uk (Chris Hand) writes:
>
>People have been talking about the BIOS making a difference to the refresh,
>but I would have thought it's the CHIPSET we should be looking at?  After
>all that's what controls the refresh, caching etc.
>
Well, I don't have the manuals with me to give any specifics about my 
machine, but I think the 3-chip parity problem is caused by the BIOS
incompatibility.

This is what happened to me.

I had 4Meg of 9-chip simms and bought 4 more 3-chip simms.  I installed it
with ease and boot up.  The computer would tick for 4Megs then hangup.
CMOS chipset error!  So, I turned off the above 1 meg memory check off and
no problem.  I then proceded to windows and decided to use all 8megs of
memory.  So I open up a BIG TGA file.  Parity error in the middle of loading.
So I put the 3-chip simms on the first bank (making them the first 4 megs).
Now, CMOS error occurs as soon as it starts memory test.  So I turn parity
check off in my BIOS setup.  Now, it runs with no problem.  Windows gave me
no trouble.  Of course, when I installed OS/2 2.0, I stated getting that
parity error again.  
But, my point is that since I was able to fix the problem, at least temporarily,
I believe that it's the BIOS that causes 3-chip simm incompatibility.

AMI Feb/91 (I think).


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From: ychung@cayley.uwaterloo.ca (Young Chung)
Subject: Re: What good are Bios RAM tests ?
Message-ID: <C18uoH.7GA@undergrad.math.waterloo.edu>
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References: <1993Jan15.111338.11134@dmu.ac.uk> <1jagkpINNarn@mudos.ann-arbor.mi.us> <1993Jan21.112136.2125@dmu.ac.uk>
Date: Fri, 22 Jan 1993 07:12:17 GMT
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