Circuit Descriptions
EN 29QM16.4E LA 7.
2016-Apr-1
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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/T2, DVB-C; DVB S/S2,
ISDB-T reception
7.5 HDMI
7.6 Video and Audio Processing - MT5593FPIJ
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 Layouts
).Where necessary,
you will find a separate drawing for clarification.
7.1 Introduction
The QM16.4E LA is a new chassis launched in Europe in
2016. The whole range is covered by MT5593F.
The major deltas versus its predecessor support DVB-C;
DVB-T/T2; DVB-S2 with also multi-media,USB 3.0 ,WIFI
functionality.
The QM16.4E LA chassis comes with the following stylings:
• series xxPFX5501/xx
• series 32PFX6401/xx
7.1.1 Implementation
Key components of this chassis are:
• SCALER MT5593FPIJ HSBGA-900
• TUNER EUROPE TDSY-G480D
• TUNER EUROPE TDQS-A701F
• DEMODULATOR Si2168-C50-GMR QFN-48
• AUDIO Amplifier TAS5760LDDCAR 20W TSSOP-48
7.1.2 QM16.4E 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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