Philips Magnavox 19MD358B Service Manual page 57

Circuit Descriptions, Abbreviation List, and IC Data Sheets
PLL Phase Locked Loop. Used, for
example, in FST tuning systems. The
customer can directly provide the
desired frequency
Progressive Scan Scan mode where all scan lines are
displayed in one frame at the same
time, creating a double vertical
resolution.
PWB Printed Wiring Board (or PCB)
RAM Random Access Memory
RC Remote Control transmitter
RC5 (6) Remote Control system 5 (6), the
signal from the remote control receiver
RGB Red, Green, and Blue. 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
ROM Read Only Memory
SAM Service Alignment Mode
SC SandCastle: two-level pulse derived
from sync signals
S/C Short Circuit
SCL Clock signal on I2C bus
SD Standard Definition: 480i, 576i
SDA Data signal on I2C bus
SDI Samsung Display Industry
SDM Service Default Mode
SDRAM Synchronous DRAM
SECAM SEequence Couleur Avec Memoire.
Colour system used mainly in France
and Eastern Europe. Colour carriers =
4.406250 MHz and 4.250000 MHz
SIF Sound Intermediate Frequency
SMPS Switch Mode Power Supply
SND SouND
SNDS-VL-OUT Surround sound left variable level out
SNDS-VR-OUT Surround sound right variable level out
SOPS Self Oscillating Power Supply
S/PDIF Sony Philips Digital InterFace
SRAM Static RAM
STBY Stand-by
SVHS Super Video Home System
SW Sub Woofer / SoftWare
THD Total Harmonic Distortion
TXT TeleteXT
uP Microprocessor
VL Variable Level out: processed audio
output toward external amplifier
VCR Video Cassette Recorder
VGA Video Graphics Array
WD Watch Dog
WYSIWYR What You See Is What You Record:
record selection that follows main
picture and sound
XTAL Quartz crystal
YPbPr Component video (Y= Luminance, Pb/
Pr= Colour difference signals B-Y and
R-Y, other amplitudes w.r.t. to YUV)
Y/C Video related signals: Y consists of
luminance signal, blanking level and
sync; C consists of colour signal.
Y-OUT Luminance-signal
YUV Baseband component video (Y=
Luminance, U/V= Colour difference
signals)
TPM1.1U LA 9. EN 57