i am sandeep

[saan143]

model :L750-A010
serial no:1C093375W
computer shuts down and its dc in indicator flashing white...while charging also both power and battery led blinks together.

 

[metalicgeek]

Try running the laptop connected to DC power, but with the battery removed. If this works properly, you may have a problem with your battery. The L750 is around 3-4 years old, and this age may contribute to a damaged battery.