Method of mounting thumbwheel switch on printed circuit board and handheld electronic device incorporating the same

摘要

A thumbwheel switch for a handheld electronic device is mechanically and electrically mounted on the substrate of a printed circuit board using SMT with the thumbwheel seated in a cutout in the substrate and with the top surface of the thumbwheel about flush with the top surface of the substrate so that the thumbwheel is ergonomically positioned on the side of the handheld electronic device at the level of the display.