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 - MT5593UGIJ
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.
Circuit Descriptions
Layouts).Where necessary,
Table 2-1
QM16.3A LA
7.1
Introduction
The QM16.3A LA is a new chassis launched in AP in 2016.
The whole range is covered by MT5593UGIJ platform.
The major deltas versus its predecessor support DVB-C;
DVB-T2, with also USB3.0,WIFI/multi-media, Video out
functionality.
The QM16.3A LA chassis comes with the following stylings:
•
series xxPUx7101/xx
•
series xxPUT6801/xx
•
series xxPUT7601/xx
7.1.1
Implementation
Key components of this chassis are:
•
SCALER NT72324BG-35 PBGA-1057
•
SCALER NT72333TBG/C TFBGA_484
•
SCALER MT5593UGIJ HSBGA-900
•
DEMODULATOR Si2168-C50-GMR QFN-48
•
FLASH MX25L1606EM2I-12G 16Mb SOP-8(200m)
•
FLASH W25Q16DVSSIG 16Mb SO-8
•
NAND FLASH THGBMBG7D2KBAIL 16G BGA-153
•
AUDIO Amplifier. TAS5760LDDCAR 20W TSSOP-48
•
TUNER EUROPE TDSY-G480D
•
TUNER EUROPE TDQS-A701F
7.1.2
QM16.3A 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.
7.
EN 37
2016-Jun-08