Hi, i have dv6 3216, it suddenly turned off and not to start. please help me out.

[Engr_Zohaib]

HP Pavilion dv6-3216us

Processor Type:  Intel Core i5 

Memory:  4000
Processor Speed:  2660 

Operating System:  Windows 7 Home Premium 64-bits
Primary Drive:  DVD+/-RW 

Brand:  HP
Screen Size:  15.6 

Hard Drive Capacity:  320.0

hi guys, it is the specification of my laptop which i purchase 2 before. i am just working on it my laptop suddenly get shut down automatically then i would like to turn it on but it can not, i am trying to get it ON i connect my A C  but screen is black, i remove my battery but charger bulb does not ON, my laptop does not start, after 30 mins, laptop charger light turned ON but when i push the button to start it laptop restarts and HP LOGO is seeing in LCD but it get turned OFF. i dont know what should i do ? please help me out ? is the problem in charger or in hardware of the machine.?

[Engr_Zohaib]

i did the trick like

remove charger

remove battery

hold the ON button for 1 min

then connect charger

and battery

but charger light turn ON but when i start it, it do the same thing just i write before. please help me