Philips TPM16.1E LA Service Manual page 31

7.4.2 DTV T2 reception
The Front-End for DVT part consist of the following key
components:
• TUNER EUROPE ST42CS-2-E
• SCALER MT5800WUEJ BGA-597 Processor
• DEMODULATOR SI2169-C50-GM
Below find a block diagram of the front-end application for DTV
part.
ST42CS-2-E
2
I C
IF-AGC
IF_AGC
RF_AGC
Figure 7-7 Front-End DVB-T2 DTV block diagram
7.4.3 Front-End DTV-S2 reception
The Front-End for ISTB part consist of the following key
components:
• TUNER EUROPE ST42CS-2-E
• SCALER MT5800WUEJ BGA-597 Processor
• DEMODULATOR Si2166-C50-GMR QFN48
Below find a block diagram of the front-end application for DTV
part.
S2 function
LNB power
S2 tuner
Tuner I2C
S2 Demond
SI2169
IP/IN/OP/ON
Tuner I2C
Figure 7-8 Front-End DVB-S2 DTV block diagram
I 2 C
IF
DECODER
Si2169
TS DATA
2
I
MT5800
20220_207.eps
System I2C
MT5800
TS DATA
20220_208.eps
Circuit Descriptions
7.5 HDMI
Refer to figure
RX
TX
I 2
CN501
HDMI1
C
The following HDMI connector can be used:
• HDMI 1: HDMI input ( TV digital interface support
HDMI1.4/HDCP1.3) with digital audio/PC DVI input/ARC
• HDMI 2: HDMI input ( TV digital interface support HDCP)
with digital audio/PC DVI input
• +5V detection mechanism
• Stable clock detection mechanism
• HPD control
• Sync detection
• TMDS output control
• CEC control
• ARC control
• MHL control
7.6 Video and Audio Processing - MT5800WUEJ
The MT5800WUEJ BGA-597 is the main audio and video
processor (or System-on-Chip)for this platform. It has the
following features:
• Worldwide multi-standard analog TV demodulator
• DVB-T/DVB-C demodulators
• Powerful quad core CPU
• 3D graphic support OpenGL ES 2.0
• A muti-standard video decoder
• A transport de-multiplexer
• Rich format audio codec
• H.264 encoder
• 2D/3D converter
• HDMI 1.4a receiver with 3D support
• Local dimming (LED backlight)
• Ethernet MAC+PHY
• MHL 2.0 & Standby Charging
• Panel overdrive control
• Two-link LVDS, mini-LVDS, V-by-one, EPI
The MediaTek MT5800WUEJ family consists of a DTV
front-end demodulator, a backend decoder and a TV controller
and offers high integration for advanced applications. It
integrates a transport de-multiplexer, a high definition video
decoder, an audio decoder, a two-link LVDS transmitter, a
mini-LVDS transmitter, a V-by-One transmitter, an EPI
transmitter, and an NTSC/PAL/SECAM TV decoder with a 3D
combfilter (NTSC/PAL). The MT5800WUEJ enables consumer
electronics manufacturers to build high quality, low cost and
feature-rich DTV.World-Leading Audio/Video Technology: The
MT5800WUEJ supports
Full-HDMPEG1/2/4/H.264/HEVC(H.265)/MVC/DiviX/Xvid/VC1
/RM/AVS/AVS+/VP8/VP9 video decoder standards, and
JPEG. The MT5800WUEJ also supports MediaTek MDDiTM
de-interlace solution which can reach very smooth picture
quality for motions.A 3D comb filter added to the TV decoder
back to
div.table
TPM16.1E LA
7-9 HDMI input configuration
MT5800
C
Figure 7-9 HDMI input configuration
7. EN 31
for the application.
2
I C
TX
RX
CN503
HDMI2
20220_209.eps
2016-Nov-11