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Board Possibly Dying? :c

ExcaliburMM

Senior member
Greetings Anand,

My lovely LP DK X58 as seen in my signature seems to be having some trouble. The past couple of days I've been manually booting between my Win7 64 and XP 32 which are on different drives. About an hour ago when trying to switch back, it failed to boot and the CMOS needed to be reset.

During that time when trying to boot it seemed to have forgotten or corrupted its BIOS but later fixed/recovered them. I was given a screen at one point proclaiming 'AHCI BIOS not installed!', and was quite worried.

On a separate but possibly related note, playing movies in VLC on my XP 32 HDD, every minute or so the movie will have a slight skip, more noticeable in the sound than picture. I'm not sure if that HDD is failing, the OC is the issue, or if VLC and XP just aren't playing nice. At any rate the same file works fine on VLC + Win7. I copied the file to the XP 32 HDD when playing just to see if it being on the other drive was a problem, but that wasn't it.

Anyway the problems culminated in a hard lockup while watching a movie on the XP 32 drive, the kind where everything is totally locked and you get that terrible screeching sound from the speakers. 🙁

I'm trying to isolate the cause and I've come up with the following:

-RAM timings may be too tight / freq too high.
Possible because before the problems I upped the memory multiplier a bit since the RAM was well below spec. I haven't tried my previous 4GHz / 1333mhz RAM OC yet, but I'm running 3.33GHz / 1333mhz just fine with the timings I usually use which are slightly tighter than the stock. Prime indicates no errors but I didn't run it for very long.

-BIOS chip corrupted/dying.
Something I've heard about on various boards and seems like it might fit the issue. Would be a simple fix.

-Board (Possibly even CPU) can't sustain the 4GHz OC
Although not extreme, maybe my lovely DFI board just can't take the heat. My vcore is well below 1.4v which I believe was regarded as a maximum limit for 24/7 operation. I believe I'm using 1.315v when at 4Ghz, 1.296v at my current 3.33GHz. I have a 40mm fan running on the northbridge which makes me think NB heat couldn't be it. That and the fact the ambient in this room is always below 60F. 😛

-Later revision of the same board (T3eH6-A rather than T3eH6) has been put out, yet no reason / differences / problems fixed have been noted anywhere that I can find. Makes me a bit suspicious. The only changes I can gather from pictures is some color scheme changes, and I highly doubt they'd make a revision just for that.

All help appreciated.
-Ex
 
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You know the drill. Put it back to stock first for a few days to see if the problems continue.

I had a similar problem, turned out to be a PSU issue. My PC did the same thing with even a modest overclock. But im usually wrong about these things.

I would take one step at a time. Reset to default speeds for a few days to see if this stuff still happens.
 
@SinxarKnights
I think I'm going to see if problems persist at 3.33Ghz for now, and if they do, then I'll try stock. I really dislike having a setup I payed extra on certain things for for OCing, and having them at stock. 🙁

@ch33zw1z
Already did.
 
GThe past couple of days I've been manually booting between my Win7 64 and XP 32 which are on different drives. About an hour ago when trying to switch back, it failed to boot and the CMOS needed to be reset.

During that time when trying to boot it seemed to have forgotten or corrupted its BIOS but later fixed/recovered them. I was given a screen at one point proclaiming 'AHCI BIOS not installed!', and was quite worried.
Since you reset the CMOS it sounds like the default settings for boot drive/AHCI don't match what you're using, that's all. (If your board allows you to save your BIOS settings as a profile, I'd do that so you can load your "known good" settings in quickly the next time it locks up and reverts to defaults.)

Anyway the problems culminated in a hard lockup while watching a movie on the XP 32 drive, the kind where everything is totally locked and you get that terrible screeching sound from the speakers. 🙁
I'd be more suspicious of the drive and/or the Windows XP installation than the motherboard, if you're only seeing the problem in one of the operating systems. I'd also suspect the CMOS battery is going before the BIOS chip itself.

If you suspect that the overclock is causing problems, just drop it back to stock for a few days to see if the lockups go away completely.
 
Update:
Overclock fails whenever switching between the two OS drives. Could the fact that one is 32 and one is 64 have anything to do with it? 🙁
 
How and when during the boot process does it fail? Seems odd to me that the OS could have that effect, but not impossible.
 
I'll restart, switch the hdd boot order, and it'll reboot, but it will keep a blank screen after, cannot start, onboard LED gives error CF which translates to a S1/S2 fail or something according to the manual. The OC settings stay but when it starts I get a black screen stating AHCI BIOS not installed, overclock failed, delete for setup menu.
 
What are your memory timings and voltages in particular? Sounds like you might want to try loosening up a little and/or push a bit more voltage into the memory and or chipset.
 
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From the manual:

Possible Causes:
1. Insufficient DRAM voltage.
2. Incompatible memory modules.
3. Overclocking issue (tight DRAM
timing).
4. BIOS issue.

Possible solutions:

1. Increase the DRAM’s voltage.
2. Remove and reinstall the memory
modules.
3. Load the default DRAM speed.
4. Upgrade to the latest BIOS.

Just like SunnyD said. Also, I've never dual booted windows...but is there a boot manager such as GRUB so you don't have to change the device boot order in BIOS?
 
From the manual:
Just like SunnyD said. Also, I've never dual booted windows...but is there a boot manager such as GRUB so you don't have to change the device boot order in BIOS?
Actually, Windows 7 has a pretty damn good bootloader. Sure, dealing with BCD is a pain in the ass, but once you figure it out (or download 3rd party tools), it's damn nice.
 
Actually, Windows 7 has a pretty damn good bootloader. Sure, dealing with BCD is a pain in the ass, but once you figure it out (or download 3rd party tools), it's damn nice.

Possible solution, thanks for the info. I'll end up with 7 eventually, unless DRM for netflix makes it to Linux...so good to know 🙂
 
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