Circuit Descriptions
7.
7.
Circuit Descriptions
Index of this chapter:
7.1 Introduction
7.2 Power Supply
7.3 DC/DC Converters
7.4 Front-End Analogue ATV reception and DVB-T reception
7.5 HDMI
7.6 Video and Audio Processing - MSD8590QV
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 (see chapter
) and circuit diagrams (see chapter
10. Circuit Diagrams and PWB Layouts
).Where necessary,
you will find a separate drawing for clarification.
7.1
Introduction
The TPS15.3A LA is a new chassis launched in AP in 2015.
The whole range is covered by MSD8590QV. The major deltas
versus its predecessor support PAL/NTSC/SECAM, with
multi-media, Video out function.
The TPS15.3A LA chassis comes with the following stylings:
•
series xxPUH6600xx
7.1.1
Implementation
Key components of this chassis are:
•
SCALER MSD8590QV-XZ HSBGA-707
•
TUNER - TDSH-T070F
•
DRAM K4B4G1646D-BCMA 4Gb FBGA-96
•
TEST ONLY AUDIO YSS952 QFN-32
•
AUDIO WM8782SEDS/RV SSOP-20
•
AUDIO AD82588B-LG48NAY 2x15W stereo E-LQ
•
AUDIO WM8524CGEDT/R / TSSOP-16
7.1.2
TPS15.3A LA Architecture Overview
For details about the chassis block diagrams refer to chapter
