Optoma DX621 User Guide - Page 38
Other Problems, Projector Status Indication
UPC - 796435416843
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Appendices Other Problems The projector stops responding to all controls If possible, turn off the projector, then unplug the power cord and wait at least 60 seconds before reconnecting power. Lamp burns out or makes a popping sound When the lamp reaches its end of life, it will burn out and may make a loud popping sound. If this happens, the projector will not turn on until the lamp module has been replaced. To replace the lamp, follow the procedures in the "Replacing the Lamp" section on pages 40-41. Projector Status Indication LED lighting message Message Standby State (Input power cord) Power on (Warming) Power LED (Red) Power LED (Blue) Flashing (0.5 sec off, 0.5 sec on) Lamp lighting Power off (Cooling) Error (Over Temp.) Steady light Error (Fan fail) No light Error (Lamp fail) Flashing (1 sec off, 1 sec on) Flashing (0.5 sec off, 2.0 sec on) Flashing (0.5 sec off, 0.5 sec on) Flashing (1 sec off, 1 sec on)