HELP!! PLEASE! inside computer wire unplugged!?

okay i was putting my brothers ram in, it worked after a little pushing. but i unplugged two wires. its an HP Pavillion (desktop) a430n. pretty old. but works great there's a number with a letter on the end of the cords that i unplugged. they are P8 and P4. i REALLY need help with this. like... show more okay i was putting my brothers ram in, it worked after a little pushing. but i unplugged two wires.

its an HP Pavillion (desktop) a430n. pretty old. but works great

there's a number with a letter on the end of the cords that i unplugged. they are P8 and P4.

i REALLY need help with this. like seriously. if u can give me a link to a manual. i searched everyone and couldnt find anything. please. i beg of ur help!
Update: i really need to know where to plug those cords back into. i manual would be great. or anything really. please
7 answers 7