Philips L04HE Service Manual page 78

EN 78 9. L04HE AA
9.10 Abbreviation List
2CS
ACI
ADC
AFC
AFT
AGC
AM
AP
AR
ATS
AV
AVL
BCL
B/G
BTSC
CC
CCC
ComPair
CRT
CSM
CTI
CVBS
CVI
DAC
DBX
D/K
DFU
DNR
DSP
DST
DVD
EEPROM
EHT
EHT-INFO
EPG
EU
EW
EXT
FBL
FILAMENT
FM
H
HP
I
I2C
IF
Circuit Descriptions, List of Abbreviations, and IC Data Sheets
2 Carrier (or Channel) Stereo
Automatic Channel Installation:
algorithm that installs TV sets directly
from cable network by means of a
predefined TXT page
Analogue to Digital Converter
Automatic Frequency Control: control
signal used to tune to the correct
frequency
Automatic Fine Tuning
Automatic Gain Control: algorithm that
controls the video input of the feature
box
Amplitude Modulation
Asia Pacific region
Aspect Ratio: 4 by 3 or 16 by 9
Automatic Tuning System
External Audio Video
Automatic Volume Leveler
Beam Current Limitation
Monochrome TV system. Sound
carrier distance is 5.5 MHz
Broadcast Television Standard
Committee. Multiplex FM stereo sound
system, originating from the USA and
used e.g. in LATAM and AP-NTSC
countries
Closed Caption
Continuous Cathode Calibration
Computer aided rePair
Cathode Ray Tube or picture tube
Customer Service Mode
Color Transient Improvement:
manipulates steepness of chroma
transients
Composite Video Blanking and
Synchronization
Component Video Input
Digital to Analogue Converter
Dynamic Bass Expander or noise
reduction system in BTSC
Monochrome TV system. Sound
carrier distance is 6.5 MHz
Direction For Use: description for the
end user
Dynamic Noise Reduction
Digital Signal Processing
Dealer Service Tool: special remote
control designed for dealers to enter
e.g. service mode
Digital Versatile Disc
Electrically Erasable and
Programmable Read Only Memory
Extra High Tension
Extra High Tension information
Electronic Programming Guide
Europe
East West, related to horizontal
deflection of the set
External (source), entering the set via
SCART or Cinch
Fast Blanking: DC signal
accompanying RGB signals
Filament of CRT
Field Memory or Frequency
Modulation
Horizontal sync signal
Headphone
Monochrome TV system. Sound
carrier distance is 6.0 MHz
Integrated IC bus
Intermediate Frequency
IIC Integrated IC bus
ITV Institutional TV
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
NC Not Connected
NICAM Near Instantaneous Compounded
Audio Multiplexing. This is a digital
sound system, mainly used in Europe.
NTSC National Television Standard
Committee. Color system mainly used
in North America and Japan. Color
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
OB Option Bit
OC Open Circuit
OP Option Byte
OSD On Screen Display
PAL Phase Alternating Line. Color system
mainly used in West Europe (color
carrier = 4.433619 MHz) and South
America (color carrier PAL M =
3.575612 MHz and PAL N = 3.582056
MHz)
PCB Printed Circuit board
PLL Phase Locked Loop. Used for e.g.
FST tuning systems. The customer
can give directly the desired frequency
POR Power-On Reset
PTP Picture Tube Panel (or CRT-panel)
RAM Random Access Memory
RC Remote Control handset
RGB Red, Green, and Blue video signals
ROM Read Only Memory
SDAM Service Default / Alignment Mode
SAP Second Audio Program
SC Sandcastle: pulse derived from sync
signals
S/C Short Circuit
SCL Serial Clock
SDA Serial Data
SECAM SEequence Couleur Avec Memoire.
Color system mainly used in France
and East Europe. Color carriers =
4.406250 MHz and 4.250000 MHz
SIF Sound Intermediate Frequency
SS Small Screen
STBY Standby
SVHS Super Video Home System
SW Software
THD Total Harmonic Distortion
TXT Teletext
uP Microprocessor
UOC Ultimate One Chip
V Vertical sync signal
V_BAT Main supply voltage for the deflection
stage (mostly 141 V)
V-chip Violence Chip
VCR Video Cassette Recorder
WYSIWYR What You See Is What You Record:
record selection that follows main
picture and sound
XTAL Quartz crystal
YC Luminance (Y) and Chrominance (C)
signal