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What's DOS?
Posts: 1
Registered: ‎02-01-2017
Location: PL
Views: 247
Message 1 of 2

Lenovo B50 , B5400 mainboard


It's my third case when laptop lenovo don't wanna start . Thirst two ( B5400) after 1,5 year , and now ( the same time ) B50-70 . When I click power button it's start lightning, but I get black screen , there is now bios signal , nothink.

My warranty is end of time , after one year.

My question : this mainboard's in this models has factory defect ?


Best regard


Posts: 2,307
Registered: ‎11-07-2014
Location: US
Views: 194
Message 2 of 2

Re: Lenovo B50 , B5400 mainboard

Test the Hard Drive for errors. Usually you can also try booting using the Novo button instead of the power button.


I do not work for Lenovo, I only provide suggestions based on my personal willingness to help others. All advice and comments are based on my experience, and do not reflect Lenovo policy, terms or conditions.

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