Function For Safety; Temperature Detection Inside The Lamp Unit; Interlock Switch - Panasonic PT-DZ12000U Service Manual

PT-DZ12000U / PT-DZ12000E / PT-D12000U / PT-D12000E / PT-DW100U / PT-DW100E

3 Function for Safety

3.1.

Temperature Detection inside the Lamp Unit

This projector has 2 bimetals contacting the lamp units to protect the
lamps.
If the temperature of one of the lamp units exceeds 150°C, the bimetals
will operate to turn off the power. The installed position of the bimetals
is shown in the figure at right.
The reset the bimetal action, press the protrusion of the bimetal unit 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 lamp unit cover is opened or installed incorrectly.
If opening the lamp unit cover during operation, the projector will be
switched to standby mode (fans stop and lamps turn off).
4 Serviceman Mode
This projector has Serviceman Mode in addition to standard on-screen menus (User Mode).
8