Patent ID: 9086616
Filing Date: 2015-07-21
Classification: G03B,H04N

Abstract:
1. A projection display device, comprising: a light source device including a plurality of light sources and combining light from the light sources such that the combined light emits from the light source device; a light modulator for modulating the light having emitted from the light source device; a main body cabinet having the light source device and the light modulator disposed therein; a plurality of apertures disposed in the main body cabinet such that the respective light sources are taken in and out therethrough; a plurality of light source covers for covering the respective apertures; a plurality of light source drivers disposed correspondingly to the respective light sources and driving the respective light sources; a plurality of opening and closing detectors disposed correspondingly to the respective light source covers and detecting opening of the respective light source covers; a temperature detector for detecting a temperature of the light source device; a plurality of abnormal operation detectors for detecting that the respective light source drivers do not operate normally; and a control unit, wherein the control unit controls operation in a manner such that