Pc is not starting

Ajit_10

Honorable
Jun 8, 2017
15
0
10,510
i bought zotac nvidia 710 gt and install in my pc but after starting my window white cursor start appear in top left corner what should i do please someone help me i am really frustrated with this even i install this card in new machine and it was working but in my pc it did not when i remove card from my pc it start working fine but after installing the card nothing happens some beep sound come and then white cursor appear what should i do is it something wrong with my card or what my pc is hp pavilion p-6 2010ix

please someone help me it really means a lot to me please please sorry for my english hope any one will help me
 
sorry i did not get you mean i unplugged the wires of psu and then re install the card ?.......sorry i don't know much about this .....i almost 10times installed the card but same problem appears my card is fine than what is wrong with my pc ?