Dell P891G MT Mini Tower Removeable Side Panel Black Cover Vostro 220

what's going on you guys so this is I'm execute the I have another Adele Vostro with 200 million tower I'm conquering the video card hard drives and the memory and the power supply remove the side cover panel and first I'm going to remove the power supply so we can upgrade there's gonna be 20-foot pin right here you got that removed as a secure lock in the middle press it down like this look clip over you press it down like gently and it removes it 20-foot pin you're gonna move from the harddrive power and optical drive and the four pin right here to get a four pin you'd a screwdriver there's a pin right here you gotta press it on it release it same lock right here if you can't get removed then you have to move the 92 millimeter fan in here but uh it's right here you can see it okay we're gonna move the power supply and right here there's a little secure light you got to press it down t