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EN 32
7.
TPM14.1L LA
7. Circuit Descriptions
Index of this chapter:
7.1 Introduction
7.2 Power Supply
7.3 DC/DC Converters
7.4 Front-End Analogue and DVB-T, DVB-C; ISDB-T reception
7.5 HDMI
7.6 Video and Audio Processing - MT5561LVNT/B PBGA-329
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
9. Block
Diagrams) and circuit diagrams (see chapter
10. Circuit Diagrams and PWB
you will find a separate drawing for clarification.
2014-Mar-07
Circuit Descriptions
Layouts).Where necessary,
back to
div. table
7.1
Introduction
The TPM14.1L LA is a new chassis launched in LATAM in
2014. The whole range is covered by MT5561.
The major deltas versus its predecessor support NTSC;
PAL-M; PAL-N AND ISDB-T with also multi-media, CEC,
ARC, SPDIF functionality.
The TPM14.1L LA chassis comes with the following stylings:
•
series xxPFG4109xx
•
series xxPHG4109xx
7.1.1
Implementation
Key components of this chassis are:
•
SCALER MT5561LVNT/B PBGA-329 for LA 4100 series
•
TUNER BRAZIL SUT-RA231ZN
•
DECODER CXD2838ER-T4 VQFN-48.
•
AUDIO STA381BWTR 20W VQFN-48 for Audio Amplifier
7.1.2
TPM14.1L LA Architecture Overview
For details about the chassis block diagrams refer
to
9. Block
Diagrams. An overview architecture can be found in
Figure
9.1.
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