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1 Rookie

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12 Posts

853

July 6th, 2022 11:00

17 R3, crashes at full speed

Hi.  I have this Alienware 17 R3 =

CPU: Intel i7-6700HQ
RAM: 8GB DDR4 (2x PC4-2400T 4GB SODIMM)
OS: Windows 10 (fresh install from Microsoft ISO)

Trying to get it running, but it has a variety of (apparently) connected issues:

1. The CPU only runs at 800MHz when on AC power. This is somewhat expected, as I'm running with a 120W PSU, rather than the suggested 180W.  However....

2. The computer crashes instantly when switching to Battery power. CPU will run at full speed when solely on battery, for a few seconds, then blue screen with this message: WHEA UNCORRECTABLE ERROR

3. The computer will not shut down properly. When running from AC power at 800MHz, the computer will never shut down. The screen goes off, keyboard lights turn off, but the machine runs perpetually with fans at full tilt until battery dies or 4 second power button press forces it off.  This applies to blue screen crashes as well (like #2), it'll just sit on the crash screen until battery runs down.

4. Fans always run 100%. Even at 800MHz. It just always runs fans 100%. Very loud.

I've tried reinstalling Windows from scratch a few times, but always getting this severe issues. As for drivers, I've tried two ways to remedy missing drivers: Windows update was tried once, this got all the missing drivers in. Still behaves as above. Reinstalled fresh Windows and then tried manually installing drivers using SnappyDrivers prior to any internet connection, but still behaves weird. Any ideas anyone?  

1 Rookie

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12 Posts

July 6th, 2022 14:00

Yeah, I have an genuine 180W Dell PSU now.  So that's no longer an issue.  The memory seemed to be the cause of most of the problems, with that corrected, I'm just left with this not shutting down problem.  Hopefully I'll have that figured out soon.

1 Rookie

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12 Posts

July 6th, 2022 14:00

I think I got it fixed.  Wrong memory speed.  That CPU wants DDR4-2133, so I switched to those and it's behaving much better now!

Still having the issue with it not shutting down though.  Got it running good otherwise.  Running at full clock speeds, ran a GPU stress test, did fine.

1 Rookie

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12 Posts

July 6th, 2022 14:00

I got it all sorted.  Disabled Fast Startup, and now it shuts down.  Yay.

 

7 Technologist

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6.1K Posts

July 6th, 2022 12:00

Hi @Cheetah2003 welcome to this free user to user Alienware laptop discussion forum. This is not Dell Support. 

Blue Screen error code WHEA UNCORRECTABLE ERROR says there is a hardware fault. How to Resolve Blue Screen Error with WHEA_UNCORRECTABLE_ERROR in... (intel.com) 

Support for Alienware 17 R3 includes Diagnostics and option to run 10 minutes Full Test to thoroughly analyse your PC and detect hardware problems. 

Please run windows Reliability Monitor to create event timeline. How to use Windows Reliability Monitor to identify software issues | Dell US 

Community Manager

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56.9K Posts

July 6th, 2022 13:00

The 2015 17 R3 was never tested/validated with a 120W AC power adapter? Why aren't you testing with the provided 180W Delta AC power adapter? Or any of the validated ones below?

0MFK9 240W Liteon
3KWGY 240W Liteon
FHMD4 240W Flextronic
FWCRC 240W Delta
47RW6 180W Liteon
DW5G3 180W Flextronic
WW4XY 180W Delta
JU012 130W Delta
WRHKW 130W Delta

If you can get one of the validated AC power adapters, my suggestion would be to remove the battery from the troubleshooting equation and test the 17 R3 with only a validated AC power adapter.

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