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Philips EM1A Servise Manual Page 46

Colour television chassis.
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GB 96
9.
9.2
Abbreviation list
AARA
ACI
ADC
AFC
AGC
AI
AM
ANR
AR
ASF
ATV
AUDIO_C
AUDIO_L
AUDIO_R
AUDIO_SL
AUDIO_SW
AUDIO-L-PROC
AUDIO-R-PROC
AUDIO-SR
Auto TV
BC-PROT
BG
BLC-INFO
B-SC1-IN
B-SC2-IN
B-TXT
CENTER
C-FRONT
CL
ComPair
CRT
CSM
CTI
CVBS
CVBS-SC1-IN
CVBS-SC2 OUT
CVBS-SC2-IN
CVBS-SC3-IN
CVBS-SC4-IN
CVBS-TER
CVBS-TXT-DS-
OUT
CVBS-TXT-OUT
CVBS-Y-FRONT
DAC-HOP
DBE
DC-filament
DC-PROT
DFU
EM1A
Circuit descriptions and abbreviation list
Automatic Aspect Ratio Adaptation:
algorithm that adapts aspect ratio to
remove horizontal black bars;
keeping up the original aspect ratio
Automatic Channel Installation:
algorithm that installs TV sets
directly from cable network by
means of a predefined TXT page
Analogue Digital Converter
Automatic Frequency Control:
control signal used to tune to the
correct frequency
Automatic Gain Control: algorithm
that controls the video input of the
featurebox
Artificial Intelligence
Amplitude Modulation
Automatic Noise Reduction: one of
the algorithms of Auto TV
Aspect Ratio: 4 by 3 or 16 by 9
Auto Screen Fit: algorithm that
adapts aspect ratio to remove
horizontal black bars but without
throwing away video information
See Auto TV
Audio Centre
Audio Left
Audio Right
Audio Surround Left
Audio Subwoofer
Audio left processed
Audio right processed
Audio surround right
Name for the combination of picture
features/improvements, which work
automatically (ANR/Auto sharpness/
Auto Histo/ambient light).
Beam current protection
System B and G
Black current information
Blue EXT1 in
Blue EXT2 in
Blue teletext
Centre speaker
Chrominance front input
Constant Level: audio output to
connect with an external amplifier
Computer aided rePair
Cathode Ray Tube or picture tube
Customer Service Mode
Colour Transient Improvement:
manipulates steepness of chroma
transients
Composite Video Blanking and
Synchronisation
CVBS EXT1 in
CVBS EXT2 out
CVBS EXT2 in
CVBS EXT3 in
CVBS EXT4 IN
CVBS terrestrial
CBVBS teletext Dual Screen out
CVBS teletext out
CVBS luminance front input
Digital analogue converter HOP IC
Dynamic Bass Enhancement: extra
low frequency amplification
Filament supply voltage
DC protection
Direction For Use: description for the
end user
DNR
Digital Noise Reduction: noise
reduction feature of the box
DSP
Digital Signal Processing
DST
Dealer Service Tool: special remote
control designed for dealers to enter
e.g. service mode
DVD
Digital Versatile Disc
DYN-FASE-COR
Dynamic phase correction
EHT
Extra High Tension
EHT-INFO
Extra High Tension information
EPG
Electronic Program Guide: system
used by broadcasters to transmit TV
guide information (= NexTView)
EW
East West, related to horizontal
deflection of the set
EXT
External (source), entering the set
via EXT or via cinches
FBL
Fast Blanking: DC signal
accompanying RGB signals
FBL-SC1-IN
Fast blanking signal for EXT1 in
FBL-SC2-IN
Fast blanking signal for EXT2 in
FBL-TXT
Fast Blanking Teletext
FBX
Feature Box: part of small signal /
separate module which contains 100
Hz processing, extra featuring and
AutoTV algorithms
FEAT-U
U from Feature Box
FEAT-V
V from Feature Box
FEAT-Y
Y from Feature Box
FILAMENT
Filament of CRT
FLASH
Flash memory
FM
Field Memory or Frequency
Modulation
FMS
Functional Module Specification:
document that describes an isolated
hardware function
FRONT-C
Front input chrominance (SVHS)
FRONT-DETECT
Front input detection
FRONT-Y_CVBS
Front input luminance or CVBS
(SVHS)
FRS
Functional Requirement
Specification: software specification
document
G-SC1-IN
Green EXT1 in
G-SC2-IN
Green EXT2 in
G-TXT
Green teletext
HA
Horizontal Acquisition: horizontal
sync pulse coming out of the HIP
HD100
Horizontal Drive: horizontal sync
pulse coming out of the featurebox
HDTV
High Definition TV: highest
resolution defined by the ATSC
standard (1080 lines and 1920
horizontal pixels, referred to as
1080i) The second HDTV standard,
720p x 1280 is not used in EM1A
chassis (3fH standard not feasible)
Headroom
Extra margin provision to avoid
clipping of signals
HEATER
Heater (Filament)
HFB
Horizontal Flyback Pulse: horizontal
sync pulse from large signal
deflection
HFB+13V
Non rectified output 13V-winding
LOT
HIP
High-end video Input Processor:
video and chroma decoder of EM1A
HOP
High-end video Output Processor:
video, sync and geometry controller
of EM1A
HP
Headphone
HSI
Hardware Software Interface
IN-FRONT-SNDL
Sound left front in
IN-FRONT-SNDR
Sound right front in
IN-SC1-B
In EXT1 Blue

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