t440p crashes during boot when battery and adapter are both connected in ThinkPad: T400 / T500 and newer T series Laptops https://forums.lenovo.com/t5/ThinkPad-T400-T500-and-newer-T-series-Laptops/t440p-crashes-during-boot-when-battery-and-adapter-are-both-connected/m-p/5076850 ThinkPad: T400 / T500 and newer T series Laptops topics Fri, 23 Apr 2021 20:40:55 +0000 tp01_en <![CDATA[ t440p crashes during boot when battery and adapter are both connected ]]> https://forums.lenovo.com/topic/findpost/1300/5076850/5314284 I have a t440p that only works if either the 60w adapter or the battery is plugged in, but does not work with both together. It will not work with a 90w adapter either, even though it is a compatible fru. After a failed attempt it will only work again with either the battery or 60w adapter after ]]> Fri, 23 Apr 2021 20:40:55 +0000 https://forums.lenovo.com/topic/findpost/1300/5076850/5314284 tostiislekker <![CDATA[ Re:t440p crashes during boot when battery and adapter are both connected ]]> https://forums.lenovo.com/topic/findpost/1300/5076850/5314471 I managed to reflash the ec (fl2) with winphlash. It has gotten the laptop to work with the 90w adapter. Still no dice on using the laptop with both the battery and an adapter connected. Which means, as far as I know, that I cannot update my bios using lenovo's tools.

 

I hav ]]> Sat, 24 Apr 2021 07:29:25 +0000 https://forums.lenovo.com/topic/findpost/1300/5076850/5314471 tostiislekker