Technical Support Lenovo la-3571p backup problem

[electroraipur]

sir i have la-3571p mb the problem is battery not backup mostly when i connect long time(5mint) adapter then i remove adapter the laptop power off.
and when i press power button its power on with only battery...
i replaced battery
replaced pq11, pq39, charging ic
no shorting in mb working fine... and charging also

 

[Hosein Asadolahi]

sir i have la-3571p mb the problem is battery not backup mostly when i connect long time(5mint) adapter then i remove adapter the laptop power off.
and when i press power button its power on with only battery...
i replaced battery
replaced pq11, pq39, charging ic
no shorting in mb working fine... and charging also

i dont undrestand what you means .

is laptop powering on with only adaptor ?
is laptop powering on with only battery ?
is laptop powering on with both of battery and adaptor ?
is charging battery when adaptor connect ?

 

[electroraipur]

i dont undrestand what you means .

is laptop powering on with only adaptor ?
is laptop powering on with only battery ?
is laptop powering on with both of battery and adaptor ?
is charging battery when adaptor connect ?

laptop powering on with both of battery and adaptor BUT WHEN I DISCONNECT ADAPTER LAPTOP GONE OFF

 

[Hosein Asadolahi]

laptop powering on with both of battery and adaptor BUT WHEN I DISCONNECT ADAPTER LAPTOP GONE OFF

Please answer the questions separately