Philips 19PFL4322, Service Manual

Page: 64 / 82

6
4
TPS 1.0L LA
9. Circuit Descriptions, Abbreviations List and IC Data Sheets
9. Circuit Descriptions, Abbreviations List and IC Data Sheets
Index of this chapter
9.1 Circuit Descriptions
9.2 Abbreviations List
9.3 IC Data Sheets
9.1.1 General Descriptions
19PFL4322/45 is the 3rd generation of Fighter series (F3
Latam) Flat Panel Display TV with lead free policy. It designs
with S-IPS/PMVA panel, LVDS interface. The TV is with tilt
base and features with good stability. The power button,
display control buttons (tact switch type) and IR are on the
front of the TV. AC inlet, YpbPr, AV, and signal input are on
the rear of the TV. And it is modularized as a display unit with
embedded universal AC power supplies inside TV main body.
This LCD-TV platform supports PC analog input up to
1440X900Hz mode for WXGA panel. It supports ATV(RF),
Besides that it supports YC, CVBS and also YPbPr , HDMI/DVI
signal
input from SDTV to HDTV(480i/p, 576i/p, 720p, 1080i/p).
This F3 platform LCD - TV uses M-star MST96885ALD which
has embedded ADC for HD/Analog D-sub input, digital port
for HDMI/DVI decoder digital data input, SD ADC for CVBS/YC
input, video decoder, audio demodulator, audio decoder, TT
decoder, Microcontroller, OSD engine and up / down scaler.
M-star MST96885ALD is a high performance and fully
integrated IC for multi-function LCD TV/Monitor with
resolutions up to SXGA/WXGA. It is a multi-standard TV video
and audio decoder. MST96885ALD supports all NTSC/PAL/
SECAM standards video decoder, Nicam/A2/FM stereo& SAP
demodulation audio decoder, LVDS transmitter, and TV decoder.
MST96885ALD embeds the 2D motion de-interlace to
generate very smooth picture quality for motion. 2 comb filter
also recoveries high detail for still picture. The special color
processing technology provides favorite and natural color for
TV.
To enrich the features of ATV, MST96885ALD adds HDMI
receiver to support digital signal in HDMI/DVI with HDCP
function, integrated with high speed VGA ADC, high resolution
Video/Audio ADC, 90dB Audio DAC and 10-bit Video DAC.
It will provide very fine quality for TV.
9.1 Circuit Descriptions
9.1.2 Block Diagram
MM
Tuner
S-Video
PC Audio
Component
Audio-1
DVI
Component-1
CVBS
Audio
MST96885LD/ALD
CVBS0
TMDS / Video & Audio
CVBS1
Y0,C0
SIF0
SDRAM
SPI Flash
ROM
24C02
DSUB
EDID
24C1
6
24C
32
I2C
TTL/LVDS
LCD Panel
SPI
Com Pair
UART1
11P
(3P)
(7P)
IR Board
Key Board
LIPS control
Y,Pb,Pr (R0,G0,B0)
CVBS
AUL0, AUR0
AUL1, AUR1
AUL2, AUR2
D-SUB
R1,G1,B1
24C02
DVI
EDID
TPA3005
&
TPA6110
Line-out
2x(2P)
L-R Speaker
SCART Audio R/L