Patent ID: 7871277

Claim:
An electronic device comprising a housing having a front end; a rear end; an inner surface; an inserting hole being formed through the rear end of the housing; a connector hole being formed through the front end of the housing; a resistant element being formed on the inner surface of the housing near the connector hole of the housing and having two opposite ends; and two positioning detent being formed in the inner surface of the housing and respectively corresponding to the ends of the resistant element; an electronic assembly being mounted in the housing and having a circuit board being slidably mounted in the housing and having a front edge; a rear edge; a first surface corresponding to the resistant element of the housing; and a second surface; an electronic component being attached to and being connected electrically to the circuit board; and a connector being mounted on the front edge of the circuit board, being electrically connected to the circuit board and the electronic component and selectively protruding out of the connector hole of the housing; and a positioning assembly being mounted between the housing and the circuit board of the electronic assembly and having a positioning button being mounted on the first surface of the circuit board, selectively engaging in the positioning detents of the housing, selectively abuts the resistant element of the housing and having an inner end; and a resilient element being mounted on the inner end of the positioning button.