Patent ID: 6957976

Claim:
An I/O connector, comprising: a cover defining a receiving space, a notch communicating with the receiving space and a stop portion adjacent to the notch; a terminal module received in the receiving space, the terminal module including a dielectric housing and a plurality of terminals held in the housing; a lock member assembled in the housing; and a lock-release button received in the notch for urging the lock member into a released position, the button including a fixing end fixed to the cover and a free operating base swinging about the fixing end, a stop plate projecting from the free operating base for preventing the lock-release button from disengaging the notch; wherein the cover includes a top cover and a bottom cover interlocked with the top cover, the receiving space being defined between the top and the bottom covers; wherein the top cover comprises a side wall, the notch being defined through the side wall of the top cover; wherein the stop portion is recessed from an inner surface of the side wall of the top cover and communicating with the notch, the stop portion engaging with the stop plate of the lock-release button; wherein the lock member includes a retention portion, a press portion bent from the retention portion, a resilient arm flexibly extending from the press portion and a hook portion projecting outwardly from a distal end of the resilient arm; wherein the terminal module defines a groove receiving the lock member, the press portion projecting beyond the groove for being depressed by the lock-release button, the hook portion being exposed to an outside; wherein the terminal module has an internal printed circuit board electrically connecting with the terminals.