thanks alot for the reply fixitdaz, i have read the first link before its was mostly focused on capacitors and i just read over the second link, it was mostly how to fix motherboard faults such as ram not seated correctly, sorry i should have said i am looking to replace SMD components on laptop motherboard, i have been sldering for quit some time and i think i will be able to replace the component without a problem but its finding the faulty components i have no idea on how to do or where to learn