Circuit Descriptions, Abbreviation List, and IC Data Sheets
9.
9.17 Abbreviation List
1080i.
1080 visible lines, interlaced
1080p.
1080 visible lines, progressive scan
2CS.
2 Carrier Sound
2DNR.
Spatial (2D) Noise Reduction
3DNR.
Temporal (3D) Noise Reduction
480i. 480
visible
lines, interlaced
480p.
480 visible lines, progressive scan
AARA.
Automatic Aspect Ratio Adaptation:
algorithm that adapts aspect ratio to
remove horizontal black bars; keeping
up the original aspect ratio
ACI.
Automatic Channel Installation:
algorithm that installs TV channels
directly from a 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
AGC.
Automatic Gain Control: algorithm that
controls the video input of the feature
box
AM. Amplitude
Modulation
AUO.
Acer Unipack Optronics
AP. Asia
Pacific
AR.
Aspect Ratio: 4 by 3 or 16 by 9
ASD.
Automatic Standard Detection
AV. Audio
Video
B-SC1-IN. Blue
SCART1
in
B-SC2-IN. Blue
SCART2
in
B-TXT. Blue
teletext
B/G.
Monochrome TV system. Sound
carrier distance is 5.5 MHz
BTSC.
Broadcast Television System
Committee
C-FRONT.
Chrominance front input
CBA.
Circuit Board Assembly (or PWB)
CL.
Constant Level: audio output to
connect with an external amplifier
CLUT.
Colour Look Up Table
ComPair.
Computer aided rePair
CSM.
Customer Service Mode
CVBS.
Composite Video Blanking and
Synchronisation
CVBS-EXT.
CVBS signal from external source
(VCR, VCD, etc.)
CVBS-INT.
CVBS signal from Tuner
CVBS-MON.
CVBS monitor signal
CVBS-TER-OUT.
CVBS terrestrial out
DAC.
Digital to Analogue Converter
DBE.
Dynamic Bass Enhancement: extra
low frequency amplification
DFU.
Directions For Use: owner's manual
DNR.
Dynamic Noise Reduction
DRAM. Dynamic
RAM
DSP.
Digital Signal Processing
DST.
Dealer Service Tool: special
(European) remote control designed
for service technicians
DTS.
Digital Theatre Sound
DVD. Digital
Versatile
Disc
DVI.
Digital Visual Interface
DW. Double
Window
ED.
Enhanced Definition: 480p, 576p
EEPROM. Electrically
Erasable
and
Programmable Read Only Memory
EU. EUrope
EXT.
EXTernal (source), entering the set by
SCART or by cinches (jacks)
FBL.
Fast Blanking: DC signal
accompanying RGB signals
FBL-SC1-IN.
Fast blanking signal for SCART1 in
FBL-SC2-IN.
Fast blanking signal for SCART2 in
FBL-TXT.
Fast Blanking Teletext
FLASH. FLASH
memory
FM.
Field Memory / Frequency Modulation
FMR. FM
Radio
FRC.
Frame Rate Converter
FRONT-C.
Front input chrominance (SVHS)
FRONT-DETECT.
Front input detection
FRONT-Y_CVBS.
Front input luminance or CVBS
(SVHS)
FTV. Flat
TeleVision
G-SC1-IN.
Green SCART1 in
G-SC2-IN.
Green SCART2 in
G-TXT. Green
teletext
H.
H_sync to the module
HD.
High Definition: 720p, 1080i, 1080p
HDMI.
High Definition Multimedia Interface,
digital audio and video interface
HP. Head
Phone
I.
Monochrome TV system. Sound
carrier distance is 6.0 MHz
I2C.
Integrated IC bus
I2S.
Integrated IC Sound bus
IC. Integrated
Circuit
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
Last Status.
The settings last chosen by the
customer and read and stored in RAM
or in the NVM. They are called at start-
up of the set to configure it according
the customers wishes
LATAM. LATin
AMerica
LC04.
Philips chassis name for LCD TV 2004
project
LCD. Liquid
Crystal
Display
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
LPL.
LG Philips LCD
LS. Loud
Speaker
LVDS.
Low Voltage Differential Signalling,
data transmission system for high
speed and low EMI communication.
M/N.
Monochrome TV system. Sound
carrier distance is 4.5 MHz
MOSFET.
Metal Oxide Semiconductor Field
Effect Transistor
MPEG.
Motion Pictures Experts Group
MSP.
Multi-standard Sound Processor: ITT
sound decoder
MUTE. MUTE
Line
NAFTA.
North American Free Trade
Association: Trade agreement
between Canada, USA and Mexico
NC. Not
Connected
NICAM.
Near Instantaneous Compounded
Audio Multiplexing. This is a digital
sound system, used mainly in Europe.
NTSC.
National Television Standard
Committee. Colour system used
mainly 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 (for example, options)
O/C. Open
Circuit
