Philips BDP5180, Service Manual

Safety Instructions, Warnings, Notes, and Abbreviation List

3.575612 MHz and PAL N= 3.582056 
MHz)

PCB

Printed Circuit Board (same as “PWB”)

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 uP

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

PWB

Printed Wiring Board (same as “PCB”)

PWM

Pulse Width Modulation

QRC

Quasi Resonant Converter

QTNR

Quality Temporal Noise Reduction

QVCP

Quality Video Composition Processor

RAM

Random Access Memory

RGB

Red, Green, and Blue. The primary 
color signals for TV. By mixing levels 
of R, G, and B, all colors (Y/C) are 
reproduced.

RC

Remote Control

RC5 / RC6

Signal protocol from the remote 
control receiver 

RESET

RESET signal

ROM

Read Only Memory

R-TXT

Red TeleteXT

SAM

Service Alignment Mode

S/C

Short Circuit

SCART

Syndicat des Constructeurs 
d'Appareils Radiorécepteurs et 
Téléviseurs

SCL

Serial Clock I

2

C

SCL-F

CLock Signal on Fast I

2

C bus

SD

Standard Definition

SDA

Serial Data I

2

C

SDA-F

DAta Signal on Fast I

2

C bus

SDI

Serial Digital Interface, see “ITU-656”

SDRAM

Synchronous DRAM

SECAM

SEequence Couleur Avec Mémoire. 
Color system mainly used in France 
and East Europe. Color carriers= 
4.406250 MHz and 4.250000 MHz

SIF

Sound Intermediate Frequency

SMPS

Switched Mode Power Supply

SoC

System on Chip

SOG

Sync On Green

SOPS

Self Oscillating Power Supply

S/PDIF

Sony Philips Digital InterFace

SRAM

Static RAM

SRP

Service Reference Protocol

SSB

Small Signal Board

STBY

STand-BY

SVGA

800x600 (4:3)

SVHS

Super Video Home System

SW

Software

SWAN

Spatial temporal Weighted Averaging 
Noise reduction

SXGA

1280x1024

TFT

Thin Film Transistor

THD

Total Harmonic Distortion

TMDS

Transmission Minimized Differential 
Signalling

TXT

TeleteXT

TXT-DW

Dual Window with TeleteXT

UI

User Interface

uP

Microprocessor

UXGA

1600x1200 (4:3)

V

V-sync to the module 

VCR

Video Cassette Recorder

VESA

Video Electronics Standards 
Association

VGA

640x480 (4:3)

VL

Variable Level out: processed audio 
output toward external amplifier

VSB

Vestigial Side Band; modulation 
method

WYSIWYR

What You See Is What You Record: 
record selection that follows main 
picture and sound

WXGA

1280x768 (15:9)

XTAL

Quartz crystal

XGA

1024x768 (4:3)

Y

Luminance signal

Y/C

Luminance (Y) and Chrominance (C) 
signal

YPbPr

Component video. Luminance and 
scaled color difference signals (B-Y 
and R-Y)

YUV

Component video

1 - 6