Circuit Descriptions, List of Abbreviations, and IC Data Sheets
EN 91L04L AA 9.
9.10 Abbreviation list
2CS 2 Carrier (or Channel) Stereo
ACI Automatic Channel Installation:
algorithm that installs TV sets directly
from cable network by means of a
predefined TXT page
ADC Analogue to Digital Converter
AFC Automatic Frequency Control: control
signal used to tune to the correct
frequency
AFT Automatic Fine Tuning
AGC Automatic Gain Control: algorithm that
controls the video input of the feature
box
AM Amplitude Modulation
AP Asia Pacific region
AR Aspect Ratio: 4 by 3 or 16 by 9
ATS Automatic Tuning System
AV External Audio Video
AVL Automatic Volume Leveler
BCL Beam Current Limitation
B/G Monochrome TV system. Sound
carrier distance is 5.5 MHz
BTSC Broadcast Television Standard
Committee. Multiplex FM stereo sound
system, originating from the USA and
used e.g. in LATAM and AP-NTSC
countries
CC Closed Caption
CCC Continuous Cathode Calibration
ComPair Computer aided rePair
CRT Cathode Ray Tube or picture tube
CSM Customer Service Mode
CTI Color Transient Improvement:
manipulates steepness of chroma
transients
CVBS Composite Video Blanking and
Synchronization
CVI Component Video Input
DAC Digital to Analogue Converter
DBX Dynamic Bass Expander or noise
reduction system in BTSC
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
DSP Digital Signal Processing
DST Dealer Service Tool: special remote
control designed for dealers to enter
e.g. service mode
DVD Digital Versatile Disc
EEPROM Electrically Erasable and
Programmable Read Only Memory
EHT Extra High Tension
EHT-INFO Extra High Tension information
EPG Electronic Programming Guide
EU Europe
EW East West, related to horizontal
deflection of the set
EXT External (source), entering the set via
SCART or Cinch
FBL Fast Blanking: DC signal
accompanying RGB signals
FILAMENT Filament of CRT
FM Field Memory or Frequency
Modulation
H Horizontal sync signal
HP Headphone
I Monochrome TV system. Sound
carrier distance is 6.0 MHz
I2C Integrated IC bus
IF Intermediate Frequency
IIC Integrated IC bus
ITV Institutional TV
LA See LATAM
LATAM Latin American countries like Brazil,
Argentina, etc.
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 Large Screen or Loudspeaker
M/N Monochrome TV system. Sound
carrier distance is 4.5 MHz
NA Not Applicable, or
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