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What's DOS?
Posts: 1
Registered: ‎11-27-2012
Location: tehran
Views: 132
Message 1 of 2


i have  a t400.its no problem with adaptor,but with battery no power,when use bat & adaptor together after switch turn on...if unplug the adaptor never shutdown.if switch shutdown system  reset.i reinstall win 7 and install power management...please guide me

Community SeniorMod
Community SeniorMod
Posts: 9,695
Registered: ‎01-01-2010
Location: US
Views: 114
Message 2 of 2

Re: t400

It sounds like a problem in the power circuitry on the motherboard


I do not respond to requests for private, one-on-one help. Your questions should be posted in the appropriate forum where they may help others as well.

If a response answers your question, please mark it as the accepted solution.

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