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EN 82
9.
FM242 AA
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
SDI
Samsung Display Industry
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.
P
Microprocessor
Circuit Descriptions and List of Abbreviations
VCR
Video Cassette Recorder
Va
Addressing voltage for the plasma
display
Vra
Setting voltage for Va
Vrs
Setting voltage for Vs
Vs
Sustain voltage for the plasma display
Y/C
Luminance (Y) and Chrominance (C)
signal
YUV
Component video
0/6/12
SCART switch control signal on A/V
board. 0 = loop through (AUX to TV), 6
= play 16:9 format, 12 = play 4:3
format
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