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April 23rd, 2016 02:00

Cmos Error

Hi all, wondering if you can give me some advice.

I have had a Alienware 17 R3 for just over 3 months now. I have the mobo and battery replaced only 3 days ago as the machine wouldnt boot. 

I now get a bad checksum cmos error every morning on start where it has lost my cmos settings.

Can anyone advise what i can do about this as im really annoyed and unhappy with the product

28 Posts

April 23rd, 2016 05:00

try to run the ePSA and post results

17 Posts

April 23rd, 2016 05:00

How do I do this?

17 Posts

April 23rd, 2016 06:00

Just ran the tests and now errors found. Everything passed ok

28 Posts

April 23rd, 2016 06:00

Press F12 at the Dell splash screen on start up and choose Diagnostics.

28 Posts

April 23rd, 2016 08:00

Download and install the latest Support Assist Version from Dell and Run the specific Device Test for the Mainboard and post results.

28 Posts

April 23rd, 2016 09:00

Test tommorow again to see if you get the same error during startup. If yes the new cmos battery may be expired/damaged and needs to be replaced again.

17 Posts

April 23rd, 2016 09:00

file attached. Everything passed. Should i run anything else?

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