switching off problem, please help :(

[manu27]

well i have been using SAMSUNG GALAXY NOTE since a year or so ! yesterday night the phone was loosing charge normally.. and i had failed to put it in charge.. after sometime it got switched off automatically i tried puttin it in charge and switchin it on.. but it is getting charged and is turning off as soon as it starts up the whole night i kept it in charge until it reached 100% by morning.. and again when i tried switching it on.. it is turning off automatically after the start up pls anyone help me, its really urgent

 

[fabriciomelgar29]

i am sorry byt i have the same problem iam changed the power button but when i test the button make short circuit iam changed the volume button and put en the power but the samething may be the board is bad if somebody have the solution please tell me what can do it iam technician but is my firts time this problem please help me my email fabriciomelgar13@gmail.com

Thanks