Windows can't boot up

My windowsXP can't boot up, my CPU just keeps on beeping and restarting, my keyboard is dead, monitor as well, i've checked the wirings inside CPU all is good ad connected, don't know what else to do...can't go to safe mode because my keyboard is dead, also can't reinstall WindowXP because of dead keyboard. Monitor shows no sign of loading of windows, its just shows plain black screen...please someone help me...I'm not gOod at fixing computer related problems, hope someone could teach or guide me in fixing my problem.

thank you in advance! ^_^