Have you ever looked at a chip that's smaller than your fingertip, and has no pins, and wondered how you could ever possibly hand-solder it? another instructable
by Colin has a nice explanation of doing your own reflow soldering, but if the your chip is not BGA, and you want a technique that's quicker and won't put as many poisonous fumes into the air, read on...
p.s. here's what you need:
- soldering iron (fine tip)
- microscope (or very, very good eyesight)
- some flux will help (flux pen)