Specifications

Circuit Descriptions, Abbreviation List, and IC Data Sheets
EN 95ES1E 9.
MUTE MUTE Line
NAFTA North American Free Trade
Association: Trade agreement
between Canada, USA and Mexico
NC Not Connected
NDF No vertical Deflection; Vertical fly back
protection
NHF No Horizontal deflection; Horizontal fly
back protection
NICAM Near Instantaneously Companded
Audio Multiplexing; This is a digital
sound system, mainly used in Europe
NTC Negative Temperature Coefficient,
non-linear resistor (resistance
decreases if temperature increases)
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
data such as alignment values, preset
stations
O/C Open Circuit
OB Option Byte
OC Open Circuit
ON/OFF LED On/Off control signal for the LED
ON/STBY On/Standby
ON-OFF-LED Active-LOW control line. Logic LOW =
red LED "on", HIGH = red LED "off"
OP Option Byte
OSD On Screen Display
P50 Project 50; Communication protocol
between TV and peripherals
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)
PC Personal Computer
PCB Printed Circuit Board (or PWB)
PCM Pulse Code Modulation
PILOT Pilot Signal
PIG Picture In Graphic
PIP Picture In Picture
PLL Phase Locked Loop; Used for e.g.
FST tuning systems. The customer
can directly provide the desired
frequency
POR Power On Reset; Signal to reset the
µP
POR-FLASH Signal that informs the micro controller
(painter) that set will switch "off"
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 (resistance increases if
temperature increases)
PTP Picture Tube Panel
PWB Printed Wiring Board (also called PCB
or CBA)
PWM Pulse Width Modulation
QSS Quasi Split Sound
R Right audio channel / Red
RAM Random Access Memory
RC Remote Control transmitter
RC5 (6) Remote Control system 5 (6), the
signal from the remote control receiver
RDS Radio Data System (European); This
is an MPX signal carried in FM radio
channels (87.5 … 108 MHz)
RESET RESET signal
RF Real Flat (picture tube) or Radio
Frequency
RGB Red, Green, and Blue colour space;
The primary colour signals for TV. By
mixing levels of R, G, and B, all colours
(Y/C) are reproduced
RGBHV Red, Green, Blue, Horizontal sync,
and Vertical sync
RISC Reduced Instruction Set Computer; A
processor architecture based on ultra-
high speed processing technology that
uses a far simpler set of operating
commands than a normal
microprocessor does
RMS Root Mean Square value
ROM Read Only Memory
S Surround channel or mono surround
channel (audio)
SALSA System Application for Low Segment
of Analogue TV
SAM Service Alignment Mode
SAP Secondary Audio Program; Generally
used to transmit audio in a second
language
SAW Surface Acoustic Wave
SC SandCastle: two-level pulse derived
from sync signals
SCART Syndicat des Constructeurs
d'Appareils Radiorécepteurs et
Téléviseurs; This is a 21-pin connector
used in EU, that carries various audio,
video, and control signals (it is also
called Péritel connector)
SCAVEM Scan Velocity Modulation; Advanced
beam control technology, which
results in sharper edges on all images
for outstanding clarity
SC1-OUT SCART output of the MSP audio IC
SC2-B-IN SCART2 Blue in
SC2-C-IN SCART2 chrominance in
SC2-OUT SCART output of the MSP audio IC
S/C Short Circuit
SCL Serial Clock signal on I
2
C bus
SCL-F Serial CLock signal on Fast I
2
C bus
SD Standard Definition
SDA Serial Data line of I
2
C bus
SDA-F Data Signal on Fast I
2
C bus
SDM Service Default Mode
SDAM Service Default / Alignment Mode
SDRAM Synchronous DRAM
SECAM SÉquence Couleur Avec Mémoire;
Colour system mainly used in France
and East Europe. The chroma is FM
modulated and the R-Y and B-Y
signals are transmitted line
sequentially. Colour carriers=
4.406250 MHz and 4.250000 MHz
SEL-SVHS-RR-
STATUS2 SVHS Selection Signal
SIF Sound Intermediate Frequency
SIMM Single In-line Memory Module; 80-fold
connector between LSP and SSB
SL Single In-line Memory Module; 80-fold
connector between LSP and SSB
SLDP Smart Local Dooming Prevention (HW
and SW)
SMC Surface Mounted Component
SMPS Switched Mode Power Supply
SND SouND
SNDL-SC1-IN Sound left SCART1 in
SNDL-SC1-OUT Sound left SCART1 out