Operation Manual

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GlossaryGlossary
User’s Guide
ESSID ESS is an abbreviation of Extended Service Set. The ESSID is an identification number for connecting with a counterpart on a wireless LAN. Wireless
communication is possible between devices with corresponding ESSID numbers.
Film judgment
function
A function for judging whether an image source is a 24 Hz progressive film source or not.
Gateway A server (router) for communicating across a network divided according to subnet masks.
HDTV An abbreviation for High-Definition Television. It refers to high-definition systems which satisfy the following conditions.
Vertical resolution of 750p or 1125i or greater (p = progressive scanning
g, i = interlaced scanningg)
Screen aspect ratio
g of 16:9
Dolby Digital
g audio reception and playback (or output)
Interlaced A method of image scanning whereby the image data is divided into fine horizontal lines which are displayed in sequence starting from left to right
and then from the top to the bottom of the screen. The even-numbered lines and odd-numbered lines are displayed alternately.
IP address A series of numbers that identifies a device that is connected to a network.
LEAP One of the authentication methods used by CCXg. It uses usernames and passwords for authentication without using electronic signatures.
MAC address MAC is an abbreviation of Media Access Control. The MAC address is an ID number unique to each network card. A unique number is assigned to
each network card. Data is transmitted between cards (devices) based on this identification.
NDIS Abbreviation for Network Driver Interface Specification. This is a standard specification for network drivers that was developed by several companies
including Microsoft to enable utilisation of the functions of network cards such as wireless LAN cards. It specifies the protocols for communication
between the driver and the operating system and application program, and for communication between the driver and the network card.
Progressive A method of image scanning whereby the image data from a single image is scanned sequentially from top to bottom to create a single image.
RADIUS server RADIUS is an abbreviation for Remote Authentication Dialin User Service. It is a protocol that is used for authenticating transmissions for a variety of
network servers including wireless LANs. A RADIUS server is an authentication server
g that stores information such as usernames and passwords
and concentrates functions such as authenticating access to wireless LAN access points. By using a RADIUS server, access points and user
information can be centrally managed without needing to store user information separately at each access point when there are several access points on
a wireless LAN.
Refresh rate The light-emitting element of a display maintains the same luminosity and colour for an extremely short time. Because of this, the image must be
scanned many times per second in order to refresh the light-emitting element. The number of refresh operations per second is called the "refresh rate",
and is expressed in hertz (Hz).
Resized display This function is used to project computer images that have a resolution more than or less than the projector's panel resolution to be projected so that
they fill the whole of the projection area.
SDTV An abbreviation for Standard Definition Television. It refers to standard television systems which do not satisfy the conditions for High-Definition
Television.
Security lock A device consisting of a projector case with a hole in it that a commercially-available theft-prevention cable can be passed through in order to secure
the device to a table or pillar. This projector is compatible with the Microsaver Security System manufactured by Kensington.