Windows boot manager

[Muhammad Junaid_14]

Hello,
how i start my computer ................it is not start

 

[Chicano]

Does the computer not start, or does Windows not start?..
If Windows doesn't start: Use the installation DVD to repair the Windows startup-boot manager.

Use the Startup Repair option from this tutorial, to repair the boot manager
http://www.howtogeek.com/howto/32523/how-to-manually-repair-windows-7-boot-loader-problems/