3 Function for Safety
3.1. Temperature Detection inside the Lamp Unit
This projector has a bimetal contacting the lamp units to protect the
lamps.
If the temperature of one of the lamp units exceeds 135 °C, the bimetal
will operate to turn off the power. The installedposition of the bimetal is
shown in the illustration at right.
To reset the bimetal action, press the protrusion of the bimetal until you
feel a click.
3.2. Interlock Switch
To ensure safety, this projector is designed so that the power cannot be
turned on when the rear cover is removed or installed incorrectly.
If removing the rear cover during operation, the power willbe turned off.
8
PT-D7700U / PT-D7700E
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