Circuit Descriptions, Abbreviation List, and IC Data Sheets
9.
9.
Circuit Descriptions, Abbreviation List, and IC Data Sheets
Index of this chapter:
9.1 Introduction
9.2 LCD Power Supply
9.3 DC/DC converters
9.4 Front-End
9.5 Video Processing
9.6 Audio Processing
9.7 HDMI
9.8 Abbreviation List
9.9 IC Data Sheets
Notes:
•
Only
new
circuits (circuits that are not published recently)
are described.
•
Figures can deviate slightly from the actual situation, due
to different set executions.
•
For a good understanding of the following circuit
descriptions, please use the Wiring, Block (chapter 6) and
Circuit Diagrams (chapter 7). Where necessary, you will
find a separate drawing for clarification.
9.1
Introduction
The LC8.2A LA chassis (development name “LC08R”) is a new
chassis using a Trident chipset. It covers screen sizes of 42",
47" and 52" with a new styling called “ME8”.
Main key components are:
•
Trident WX69 video processor
•
SiL9125CTU HDMI processor
•
SiL9185ACTU HDMI switch
•
UV1316 tuner and TDA9886 demodulator
•
Additional (optional) DFI panel including CYCLONE II
FPGA (EP2C35F48C7N) (for 100 Hz 1080p applications).
In due time this DFI panel will be replaced by an on-board
Mediatek solution.
Main features are:
•
Video
: Video processing is performed by the Trident video
processor SVP WX69 (item 7C01), which supports
- Digital Natural Motion for HD (HD DNM)
- MPEG Artifact Reduction
- 4-field Motion Adaptive De-Interlacing technology (MADI).
•
Audio
: introducing BBE
®
technology for increased speech
intelligibility and music performance.
•
China:
Support of Digital Multimedia Broadcast -
Terrestrial/Handheld (DMB-TH), the Chinese digital
television terrestrial/handheld broadcasting system
standard.
Refer to figure “LC08R Architecture” for details.
Figure 9-1 LC08R Architecture
SVP-WX69
Digital Colour Decoder
MADI (4-field)
HD-DNM
1080P Through
32
DDR
MSP4450L
SiI9125
HDMI
Renesas uP
TV control
8
FLASH
Matrix
HD@50Hz
FHD@50Hz
FHD@100Hz
Matrix
HD@50Hz
FHD@50Hz
FHD@100Hz
Analogue inputs
TDA8932T
Class D
L/R
FPGA
(optional)
DFI
FHD 100Hz
32
DDR
SPDIF
32
DDR
2C5 FPGA
(optional)
AmbiLight
AmbiLight2
Tuner
IF
SAW
SiI9185
Switch
IIS
DFI Bolt-on
Bolt-on module
Brasil
China
DTV Bolt-on
I_17760_050.ep
s
040
3
0
8
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