Panasonic PT-DZ21KU Home Theater System User Manual


 
Precautions for use
18 - ENGLISH
Important
Information
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Do not install the projector in a conned space.
When it is necessary to install the projector in a conned space, install the air conditioning or ventilation
separately. Exhaust heat may accumulate when the ventilation is not enough, triggering the protection
circuit of the projector.
Security
When using this product, take safety measures against the following incidents.
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Personal information being leaked via this product
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Unauthorized operation of this product by a malicious third party
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Interfering or stopping of this product by a malicious third party
Take sufcient security measures. (
pages 121, 140)
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Make your password difcult to guess as much as possible.
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Change your password periodically.
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Panasonic Corporation or its afliate companies will never ask for your password directly. Do not divulge
your password in case you receive such inquiries.
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The connecting network must be secured by a rewall, etc.
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Set a password for the web control and restrict the users who can log in.
Disposal
To dispose of the product, ask your local authorities or dealer for correct methods of disposal.
The lamp contains mercury. When disposing of used lamp units, contact your local authorities or dealer for correct
methods of disposal.
Cautions on use
To get a good picture quality
In order to view a beautiful image in higher contrast, prepare an appropriate environment. Draw curtains or
blinds over windows and turn off any lights near the screen to prevent outside light or light from indoor lamps
from shining onto the screen.
Do not touch the surface of the projection lens with your bare hands.
If the surface of the projection lens becomes dirty from ngerprints or anything else, this will be magnied and
projected onto the screen. Please put the lens cover (accessory) on the projector when you do not use it.
DLP chips
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The DLP chips are precision-made. Note that in rare cases, pixels of high precision could be missing or
always lit. This is not a malfunction.
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Directing a high-power laser beam onto the lens surface can damage the DLP chips.
Do not move the projector while it is operating or subject it to vibration or
impact.
Doing so may shorten the service life of its internal components.
Lamp
The luminous source of the projector is a high-pressure mercury lamp.
A high-pressure mercury lamp has the following characteristics.