| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a projector that can sufficiently perform cooling of a circuit component of an end portion of a block to be cooled and reduces noise caused by rotation of a cooling fan. <P>SOLUTION: A projector 1 that has a first ventilation passage 56 for causing cooling air to flow therethrough comprises: a power supply block 31 that is disposed in the first ventilation passage 56 and supplies electric power to an optical modulation device, liquid crystal panel 253; a cooling fan 55 for cooling the power supply block 31 by sucking and discharging the cooling air flowing through the first ventilation passage 56; and a wall portion 6 disposed between the first ventilation passage 56 and the cooling fan 55 for causing the cooling air to flow into a suction port of the cooling fan 55. <P>COPYRIGHT: (C)2013,JPO&INPIT |
