February 25th, 2014 21:00

I found many posts and cross-posts including this members:

http://en.community.dell.com/owners-club/alienware/f/3746/t/19543670.aspx

http://www.pchelpforum.com/threads/too-hot-fans-are-going-berserk.163573/

I think her numbers for TEMP0 were similar.  This may be the cooling issue everyone else is experiencing. 

Just as a follow up I have dusted this thing, powered it down for hours, even opened some windows and the problem persists.  The only thing I haven't done yet is remove the cooling system for the CPU and service it by checking for grime or replacing the liquid...or even the cooling system altogether.  

I just performed another test.  I launched the Alien Autopsy tests, specifically just the Game tests.  When it went through all the first set of tests just for the video card, I did not have any ridiculous fan problems.  It was decent and the GPU behaved fine.  AS SOON AS it got to the CPU stress test...the system really took off.  Here are my new numbers, they skyrocketed during the CPU stress test.  The GPU numbers at the far right on the max column seem reasonable and that was throughout the whole GPU and CPU tests. 

My issue is that I have no idea if the CPU is overheating and is a problem or one would expect to see numbers like this during a CPU stress test.  

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8 Wizard

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17.3K Posts

February 25th, 2014 22:00

Pretty sure TMPIN0 is the lower CPU socket. Yes, 99c is too hot.

Radiator fan rising to 4178 rpm ... is trying to keep temps down but can't (faster to dissipate more heat from liquid).

Notice your Cores are running around 89c ... also too hot.

 

Some High Performance computers do need a new part every once-and-a-while. Looks like a Asetek cooler failure to me (start there). You can install a new Dell part if you wish. You can also hire a qualified PC tech to do it for you.

Of course, buying a whole new machine is also an option. If you put it on eBay, let me know.

February 25th, 2014 22:00

Thanks for the response...I am going to check on the cooling system for sure now that I have tested and read more posts.  

One interesting thing I noticed...after ramping these fans and temperatures up through my tests, they seem to be permanently heated up and this is where the random lower loads can even now ramp up the temps and fan.  They never drop down to pre-test levels.  The core temps, the CPU temp and the CPU fan are all higher now and stay that way...since my tests, even with practically no load at all except me typing this.  

8 Wizard

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17.3K Posts

February 25th, 2014 23:00

Depending on your Power Profile ... CPU might be running min. 100% to max. 100% . To runs Windows desktop still takes some CPU at "Idle".

A failure in Asetek Liquid cooler would likely cause symptoms you describe. Also, it might be failing to a high degree now. Without a working heatsink cooler on i7 processor it's going to over-heat and take a long time to cool down. Remember, this liquid cooler has no fan directly on or near CPU. Heat doesn't magically dissipate.

 

 

February 27th, 2014 12:00

Yanked that stock cooling system out, replaced it with a Corsair H80i and voila.  Problem solved.  Full load, both games (WoW and Rift which were causing me huge problems), both set at Ultra...no hot temps at all now.  

Let me say this is just ridiculous that so many Aurora R4 machines, sold in June...had almost eerily similar failure rates.  I wish vendors were forced to publish the MTTF (mean time to failure) rates for these parts, clearly they are defective in some capacity to have so many people have the same issues. 

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4 Posts

March 13th, 2014 15:00

Thats why Im ordering an after market liquid cooling unit.  Alienware liquid cooling kit is design to fail.

3 Posts

April 5th, 2014 15:00

Hi Everyone,

I experienced the same problem two weeks ago.  At first I thought it was software related but after reading the threads and getting a program that reads the Core CPU temperature I figured out that the liquid CPU cooler failed, which was strange since the computer was only 18 months old and as luck would have it my one year warranty already expired. Looking back I wish I would have liked to know that the system fan noise increase was a cause of the CPU cooler phasing. My only critique with the alienware command center is I wish there is a way to monitor core temps.  Hopefully Alienware can update their software some day.

After searching the web I was able to order the Corsair H80i liquid CPU cooler and it has been working great so far.  Before I had core temps at 99 and 100 C and now it is currently operating between 30-50C and the noise is significantly quieter.

Couple of words of wisdom if you need to install the liquid cooler if your warranty expired

1) If you have the standard Alienware R4 Chassis, it will be a tight workspace to work around, suggest disconnecting your GPU for more space.

2) For the Corsair H80i you will need to unscrew the motherboard to put the support bracket needed for installation

3) Be comfortable in plugging and unplugging cables and be familiar with the workings of your computer.

It's not a hard but a little bit of homework reading the Aurora Manual and your liquid cooler installation manual and associated hardware will go a long way.

Thanks for the threads.  You made me save a $3000 computer from becoming a highly expensive paperweight.

Thanks,

Rudy

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