Chapter 1 Preparation — Precautions for use18 - ENGLISHf Prevent hot and cool air from the air conditioning system to blow directly to the ventilation ports (intake and exhaust) of theprojector.+15°- 15°500 mm (20") or longer 500 mm (20") or longer 500 mm (20") or longer100 mm (4") or longerf Do not install the projector in a confined space.When it is necessary to install the projector in a confined space, install the air conditioning or ventilation separately. Exhaustheat may accumulate when the ventilation is not enough, triggering the protection circuit of the projector.SecurityWhen using this product, take safety measures against the following incidents.f Personal information being leaked via this productf Unauthorized operation of this product by a malicious third partyf Interfering or stopping of this product by a malicious third partyTake sufficient security measures. (x pages 130, 152)f Make your password difficult to guess as much as possible.f Change your password periodically.f Panasonic Corporation or its affiliate companies will never ask for your password directly. Do not divulge your password incase you receive such inquiries.f The connecting network must be secured by a firewall, etc.f Set a password for the web control and restrict the users who can log in.DIGITAL LINK“DIGITAL LINK” is a technology that uses a twisted-pair-cable to transmit video, audio, Ethernet, and serial control signals.The projector supports the optional Digital Interface Box (Model No.: ET-YFB100G), and the “XTP transmitter” of ExtronElectronics. For twisted-pair-cable transmitter of other manufacturers of which the operation has been verified with theDIGITAL LINK compatible projector, refer to Panasonic website (http://panasonic.net/avc/projector/). Note that the verificationfor devices of other manufacturers has been made for the items set by Panasonic Corporation, and not all the operations havebeen verified. For operation or performance problems caused by the devices of other manufacturers, contact the respectivemanufacturers. In addition, audio function is not equipped with the projector. Therefore, audio transmission is not supported.Art-Net menu“Art-Net” is an Ethernet communication protocol based on the TCP/IP protocol. By using the DMX controller and the applicationsoftware, illumination and stage system can be controlled. Art-Net is made based on DMX512 communication protocol.DisposalTo 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 ofdisposal.