| 摘要 |
An electronic device includes a housing and a power button assembly mounted on the housing. The housing defines an assembly hole and an assembly portion around the assembly hole, and the assembly portion includes a side wall. The power button assembly includes a pressing button received in the assembly hole, a printed circuit board, and a support plate connected to the printed circuit board. The support plate is fixed on the housing, such that the printed circuit board is positioned opposite the pressing button. The support plate includes a plurality of positioning portions bent towards the printed circuit board along an imaginary outline corresponding to the side wall, respectively, and the positioning portions are inserted in the assembly portion and abut the side wall correspondingly. |
