glossary
Customer service
For additional help in solving problems, follow the trouble shooting section then contact KEF
your local retailer.
Warranty
The KEF Instant Theatre system is covered by a limited non-transferable warranty. Details of the warranty are
provided on the warranty card that
came with your system. Please fill out the information section on the card and return it.
Accessories
The KEF Instant Theatre system shelf speakers are compatible with the optional KEF Instant Theatre speaker floor
stands.
Aspect ratio
The shape of the rectangular picture on a TV set. It is the width of the picture relative to the height.
Standard TV screens are currently one of two standards: 4:3 (original, 4 units wide by 3 units high) and 16:9
(widescreen)
Audio CDs
The KEF Instant Theatre plays audio compact discs, CD-R and CD-RW recorded compact discs
Chapter
A DVD title or film is split into several chapters to allow simpler searching
Component
Connection system - usually between DVD player and display device such as TV or projector - in which
luminance is carried on one cable and the blue and green colours are each carried by their own cable. Connections in
this case is on a trio of phono sockets
Composite video
A single connection, for example between a DVD player and a TV, in which the whole picture signal
(containing luminance, colour and synchronisation information) is carried in the PAL (Europe) or NTSC (America)
formats. Usually with single phono sockets,
generally coloured yellow to distinguish it from the other connections provided
Dolby Digital
Dolby Digital 5.1 is the standard means of encoding audio for DVD-Video. Dolby Digital is a trademark of
Dolby Laboratories
Dolby Prologic II
Enhanced version of the original Pro-Logic, provides 5.1 channels of sound from a stereo input
signal
DTS
DTS is a 5.1 multi-channel digital signal format developed by Digital Theater Systems. DTS is a trademark of
Digital Theater Systems
DVDaudio
This is a new DVD format which is not accepted on the KEF Instant Theatre DVD system although if other
formats are also present on the disc these will play
DVDvideo
Digital Versatile Disc (DVD) is an audio, video and data storage system based on laser read 12 or 8cm
optical discs. DVDvideo is a standard for storing video and audio information on DVD-ROM discs based on MPEG video
and audio encoding and compression. A DVD-ROM (Read Only Memory) can only be read and can not be written to
IR
An acronym for infrared. The remote control communicates to the DVD player with an infrared light beam so
direct line of sight is required for successful operation
JPEG
Allows viewing of pictures saved in JPEG (Joint Photographic Expert Group) format such as that derived from
digital cameras
Letterbox
This describes the effect caused when video wider than 525 or 625 lines is shrunk to fit onto a TV with
aspect ratio 4:3. It inserts black areas above and below the video window so that the window typically takes up the
full width of the TVs display
MP3
MPEG 1 contains a Layer 3 audio compression scheme. This Layer 3 audio compression system is commonly
used for downloading music files from the Internet to a PC or MP3 recording device. It reduces file sizes by a factor
of 12 to enable faster downloads. MP3 files saved on to a CD will be played in stereo irrespective of the surround
sound mode selected in the audio menu
MPEG
MPEG is a video compression standard defined by the Motion Picture Expert Group. It allows a large amount
of video and audio digital data to be stored on a disc
NTSC
An acronym for National Television System Committee. It is the television picture format that is commonly
used in America
PAL
An acronym for Phase Alternate Line. It is the television picture format commonly used in Europe
PCM
An acronym for Pulse Code Modulation. An uncompressed, digitally coded, audio signal used on CDs and
laserdiscs
RDS
Radio Data Signature is used on VHF FM transmissions and provides a number of facilities of great information
to all listeners.
This includes enabling the station name to be displayed on the radio display, which is used in the KEF Instant Theatre.
It can also alert you when news, traffic, or specific program types are being transmitted, these are not accessible
on the KEF Instant Theatre
customer service or
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