Originally Posted by TomStratRT
There are blue tabs on the sides of the radio. Push those in while you are pulling the keys out. Those tabs hold and release the keys.
there must be a difference between the harmon kardon and infinity radios. no tabs on mine. sorry for the misinformation
check that!! just looked at my spare radio and it also has tabs but they are silver!! it never ceases to amaze me all the little things that can be learned on here from everyone!