Lenovo y40-70 battery drain

I'm assuming that this thread does not yet receive all responses based on the time that I tried to get assistance from any professional within the community of Lenovo. I'll give it a shot anyway.

Hello, I got my Lenovo y40-70 for a little over a year (so that my warranty is expired - ways don't tell me use my guarantee to solve my problem). After the Windows 10 update, I had the terrible battery life. He would go from 100% to a State of hibernation in time. Previously, I got the battery performance acceptable with maybe about 3-4 hours of use. I tried to update all my drivers and play with the parameters of battery etc. I uninstalled the application of energy Manager and am not prepared to perform a gauge reset due to potential negative effects it could have on the my system. Anyone has an idea on how to solve this problem in addition to roll back to Windows 8.1?

Oh yes, I also tried calling Lenovo support but I was literally on the line for 2 hours while listening to a song. Any help is appreciated. You may end up having a different phone if this problem persists.

In response to customer relationships of unexpected behavior portable Y40 - 70 and Y40-80 meter battery, Lenovo has determined that the battery meter software is working as expected. The unusual calibre results being reported are the reflection of the battery reaches the end of life.

Lenovo has launched a CUTTING-EDGE Service to help customers get the battery replacement under warranty, or if more warranty, find a spare from suppliers approved by Lenovo battery. The Service TIP can be found here: https://support.lenovo.com/us/en/solutions/sf16-I0023

The numbers for Y40-70/80 batteries are:

Y40 SP / A L13M4P01 7.4V48Wh 4cell IBE (Y40-70/Y40-80) 121500248

Y40 LG L13L4P01 7.4V48Wh IBE 4cell (Y40-70/Y40-80) 121500249 replace the 121500251 part

Y40 CP/C L13C4P01 7.4V48Wh IBE 4cell (Y40-70/Y40-80) 121500259 replaced by 121500251 of the part

To determine what battery supplied with your computer laptop Y40, instructions to remove the lower cover can be found in the manual of Maintenance of equipment pdf here. An alternative to opening your system (which do not cancel warranty) is to find batteries using the product/model number located on the bottom cover.

Thank you

Tags: Lenovo Notebooks

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    Lenovo has launched a CUTTING-EDGE Service to help customers get the battery replacement under warranty, or if more warranty, find a spare from suppliers approved by Lenovo battery. The Service TIP can be found here: https://support.lenovo.com/us/en/solutions/sf16-I0023

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    Y40 LG L13L4P01 7.4V48Wh IBE 4cell (Y40-70/Y40-80) 121500249 replace the 121500251 part

    Y40 CP/C L13C4P01 7.4V48Wh IBE 4cell (Y40-70/Y40-80) 121500259 replaced by 121500251 of the part

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