摘要 |
A substrate (7) is fixed with a screw (8) using a component mounting unit (21) which has been cut and raised from the bottom plate (20) of a bottom chassis (2) towards the inside of a casing (1). The opening (22) formed by cutting and raising the component mounting unit (21) is closed by attachment of a rear chassis (5), and the bottom chassis (2) and the rear chassis (5) make contact with an elastic piece (52). |