Rear Of The Projector - NEC NC1100L-A User Manual

8. Air inlet / Air filter
The air inlet for cooling inside the projector. Do not cover.
An air filter is attached over the air inlet to prevent dust. Refer to "5-3. Cleaning and Replacing the Air Filters" (page 50) on
how to replace the air filter.
9. Remote interlock connector (inside front of projector)
This port is for safely using the laser in this device. It is used to externally control the laser illumination in the projector.
Consult with your dealer/distributor about using this.
10. Lens (optional)
Images are projected from the lens. Request your dealer/distributor to install or replace the lens.
Do not cover the air inlets and outlet while the projector is in operation. Insufficient ventilation leads to a rise of
NOTE
the internal temperature and may cause a fire or malfunction.

1-3-2. Rear of the projector

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1. Notch filter cover
Remove the cover when replacing the notch filter. Contact your dealer/distributor for details on replacement notch filters.
2. Air outlet
The air outlet to exhaust heat inside the projector. Do not cover.
3. Air inlet / Air filter
The air inlet for cooling inside the projector. Do not cover.
Two filters are attached over the air inlet to prevent dust. Refer to "5-3. Cleaning and Replacing the Air Filters" (page 50) on
how to replace the air filters.
4. Buzzer (inside rear of projector)
The buzzer rings when the power is turned on or an error has occurred.
Do not cover the air inlets and outlet while the projector is in operation. Insufficient ventilation leads to a rise of
NOTE
the internal temperature and may cause a fire or malfunction.
1. What's in the Box? and the Names of the Projector Parts
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