First off i would take the clip and trash it, I never liked them, Gently scraping the contact points. I pre tin my wires then lightly dip the tip in flux and stick to board. Afterward clean the contact area with alcohol and a Q-tipBTW get a cheap 15 to 25 watt iron with a small tip. If you installed chips before then you already know to be careful with the heat on the VIA's