| 摘要 |
<p>A projector includes an image projection unit that modulates light emitted from a lamp in accordance with image information and projects the modulated light and a light-on period measuring unit that measures a light-on period of the lamp. IF the light-on period exceeds a lamp life warning period, a second warning message that prompts a user to exchange the lamp is projected, and a limited use mode is set.</p> |
