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 and DVB-T, DVB-C, DVB-T2/S2
reception
7.5 HDMI
7.6 Video and Audio Processing - MT5580PUEI/B
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
you will find a separate drawing for clarification.
7.1
Introduction
TPM15.3HE LA is a new chassis launched in Europe in 2015.
The whole range is covered by MT5580 platform.The major
deltas versus its predecessor support DVB-T/C, DVB-T2,
DVB-S2 with also multi-media, ARC, CEC function.
TPM15.3HE LA chassis comes with the following stylings:
•
series xxHFL3010T/Wxx
•
series xxHFL4010Wxx
•
series xxHFL5010Txx
•
series xxHFL5110Kxx
7.1.1
Implementation
Key components of this chassis are:
•
SCALER MT5580PUEI/B PBGA-511 TV Processor
•
TUNER-TDSY-G720D (for T/W series)
•
TUNER EUROPE ST25CS-2-E (for K series)
•
TUNER EUROP TDQS-A901F (for K series)
•
DEMODULATOR CXD2837ER-T4 VQFN-48 for T2
Demond
•
DEMODULATOR AVL6211LA LQFP-64 for S2 Demond
•
TAS5760LDDCAR 20W TSSOP-48 for Audio Amplifier
•
FLASH MTFC4GMCDM-1M WT 4GB FBGA-153 for
EMMC IC
•
SAAM NT5CB256M16CP-DI 4Gb WBGA-96 for DDR
7.1.2
TPM15.3HE LA Architecture Overview
For details about the chassis block diagrams refer to