ViewSonic LS740HD User Guide English - Page 59
LED Indicators, Status and, Power Indicator Light, Temperature, Indicator, Light, Light Source
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LED Indicators When the warning indicators (see below) light up or flash, the projector will automatically shutdown. Unplug the power cord from the projector, wait for 30 seconds and try again. If the warning indicators light up or flash, please contact your nearest service center for assistance. Status and Description Power Indicator Light Red Blue Temperature Light Source Indicator Indicator Light Light Red Red Standby State (Power cord input) Power On (Warming) Power On and Lamp Lighting Power Off (Cooling) Error (Lamp failure) Error (Fan failure) Error (Overheat) Steady Light Flashing (0.5 sec off/0.5 sec on) Steady Light Flashing (0.5 sec off/0.5 sec on) Back to red steady light when the cooling fan turns off. Flashing Steady Light Steady Light 59