Philips 32PF9968/10 Service Manual page 164

EN 164 9. PB52.1HU LA
®
9.1.4 Pro:Idiom Technology
This chassis is equipped with the second generation
®
Pro:Idiom decryption device for the hospitality television
receiver market. The LGDT1128A/29 device family includes
enhanced electrostatic protection as well as adding MPEG 4
Receiver Block Diagram
•
Control Tuner for RF Channel Selection
•
Control Sub-Program selection in
multiplexed MPEG transport stream
Tuner
9.1.5 SSB Cell Layout
DC - DC CONVERSION
CLASS - D
SYSTEM INTERFACE
All manuals and user guides at all-guides.com
Circuit Descriptions, Abbreviation List, and IC Data Sheets
Conditional
Acces
2
I C Receiver
micro
Micro
Bus
ATSC Pro:Idiom MPEG
Demodulator Decryption Decoder
Figure 9-2 Architecture of Pro:Idiom
DDR2
SDRAM
PNX8541
DDR2
SDRAM
Figure 9-3 SSB top view
decrypting ability in the LGDT 1129 series. Pro:Idiom
leading content protection technology in the hospitality industry
and the LGDT 1128A/29 device family makes integration of this
technology into televisions and set top boxes simple and cost
efficient. This device is mounted on the SSB.
LGDT 1128A/29 Signal Desc ription
Inputs:
Consumer
Data [7..0]
Remote
Start of Packet
Control
Data Valid
TS Clock
Display
Pro:Idiom
2
I C[3..0]
Outputs:
Data [7..0]
Start of Packet
LGDT
Data Valid
1128A/29
TS Clock
Reset 27 MHz
I_17500_003.eps
STI7100
HDMI
SWITCH
I_17500_071.eps
®
is the
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