Circuit Descriptions and List of Abbreviations
EN 108 FM249.
9.8 Abbreviation list
ADC Analogue to Digital Converter
ALiS Alternate Lighting of Surfaces, new
plasma display technology
AM Amplitude Modulation
AP Asia Pacific
AV External Audio Video
B/G Monochrome TV system. Sound
carrier distance is 5.5 MHz
BGA Ball Grid Array
BTSC Broadcast Television Standard
Committee. Multiplex FM stereo sound
system, originating from the USA and
used e.g. in LATAM and AP-NTSC
countries
ComPair Computer aided rePair
CVBS Composite Video Blanking and
Synchronisation
DAC Digital to Analogue Converter
DDC Display Data Channel (a protocol
based on I2C)
D/K Monochrome TV system. Sound
carrier distance is 6.5 MHz
DFU Direction For Use: description for the
end user
DNR Dynamic Noise Reduction
DRAM Dynamic RAM
DSP Digital Signal Processing
DTS Digital Theatre Sound
DVD Digital Versatile Disc
DVI-d Digital Visual Interface, d = digital only
EEPROM Electrically Erasable and
Programmable Read Only Memory
EMI Electro Magnetic Interference
EPLD Erasable Programmable Logic Device
EU Europe
EXT External (source), entering the set via
SCART or Cinch
FLASH Flash memory
FM Frequency Modulation
FSP FTV System Protocol
FTV Flat TeleVision
HP Headphone
I Monochrome TV system. Sound
carrier distance is 6.0 MHz
I
2
C Integrated IC bus
I
2
S Integrated IC Sound bus
ICONN Institutional CONNector
IF Intermediate Frequency
Interlaced Scan mode where two fields are used
to form one frame. Each field contains
half the number of the total amount of
lines. The fields are written in 'pairs',
causing line flicker.
IR Infra Red
IRQ Interrupt Request
LATAM Latin America
LED Light Emitting Diode
L/L' Monochrome TV system. Sound
carrier distance is 6.5 MHz. L' is Band
I, L is all bands except for Band I
LS Loudspeaker
LVDS Low Voltage Differential Signalling
M/N Monochrome TV system. Sound
carrier distance is 4.5 MHz
MOSFET Metal Oxide Silicon Field Effect
Transistor, switching device
MPEG Motion Pictures Experts Group
NC Not Connected
NICAM Near Instantaneous Compounded
Audio Multiplexing. This is a digital
sound system, mainly used in Europe.
NTC Negative Temperature Coefficient,
non-linear resistor
NTSC National Television Standard
Committee. Colour system mainly
used in North America and Japan.
Colour carrier NTSC M/N = 3.579545
MHz, NTSC 4.43 = 4.433619 MHz
(this is a VCR norm, it is not
transmitted off-air)
NVM Non Volatile Memory: IC containing
TV related data e.g. alignments
OC Open Circuit
OSD On Screen Display
OTC On screen display, Teletext and
Control
P50 Project 50 or Easy Link
PAL Phase Alternating Line. Colour system
mainly used in West Europe (colour
carrier = 4.433619 MHz) and South
America (colour carrier PAL M =
3.575612 MHz and PAL N = 3.582056
MHz)
PCB Printed Circuit Board
PCM Pulse Code Modulation
PDP Plasma Display Panel
PFC Power Factor Corrector (or Pre-
conditioner)
PIP Picture In Picture
PLL Phase Locked Loop. Used for e.g.
FST tuning systems. The customer
can give directly the desired frequency
POR Power On Reset, signal to reset the P
Progressive Scan Scan mode, where all scan lines are
displayed in one frame at the same
time, creating a double vertical
resolution.
PTC Positive Temperature Coefficient, non
linear resistor
PW Pixel Works (manufacturer) video
scaling co-processor
PWM Pulse Width Modulation
RAM Random Access Memory
RC Remote Control handset
RC5 Remote Control system 5, signal from
the remote control receiver
RGB Red Green Blue
ROM Read Only Memory
SCART Syndicat des Constructeurs
d'Appareils Radiorecepteurs et
Televisieurs
SCAVIO Scaler Control Audio Video Input and
Output
SCL Serial Clock I2C
SDA Serial Data I2C
SDRAM Synchronous DRAM
SECAM SEequence Couleur Avec Memoire.
Colour system mainly used in France
and East Europe. Colour carriers =
4.406250 MHz and 4.250000 MHz
SMPS Switched Mode Power Supply
SOG Sync On Green
SOPS Self Oscillating Power Supply
S/PDIF Sony Philips Digital InterFace
SRAM Static RAM
STBY Standby
SVHS Super Video Home System
SW Software
SXGA 1280x1024
THD Total Harmonic Distortion
TMDS Transition Minimised Differential
Signalling
TXT Teletext
UART Universal Asynchronous Receiver
Transmitter, 2-wire bus which can
handle longer cables than I2C.
www.freeservicemanuals.info
Digitized in Heiloo, Holland
To Next Page
Loading...
