| 摘要 |
<p>PURPOSE: A projection apparatus and a power supply unit thereof are provided to simplify the installation structures of a ballast board and a PFC board. CONSTITUTION: A power supply unit of a projection apparatus comprises a case(110) with an installation unit, a first power supply which is installed on one side of the installation unit by a fastening member(161), and a second power supply installed on the other side of the installation unit by a fastening member. The first and second power supply units are a PFC(Power Factor Compensation) board and a ballast board, respectively.</p> |
