Polaroid FXX-321C, FXM-3211C service manual Video Signal Processing Block Diagram Power on, 512M

Models: FXM-3211C FXX-321C

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Video Signal Processing Block Diagram

 

 

 

Power on

 

 

 

 

 

Input signal set to

 

N

Input signal

N

Input signal set to

Tuner or

 

 

set to HDMI?

 

Component or VGA

Composite?

 

 

 

 

 

Y

 

 

Y

 

Y

Process

 

 

Process

 

Process

Circuit

 

 

Circuit

 

Circuit

ATSC

Y

X6941

 

 

Switch Chip

 

 

FSAV330/331

digital

 

IF Filter

 

 

 

signal

 

 

 

 

 

N

 

 

 

 

 

 

 

Oren

 

 

 

Switch Chip

 

CAS-220

 

 

 

FSAV330/331

 

 

 

 

 

 

 

 

 

 

MST9883

 

 

 

 

 

ADC

FMS6408

 

 

 

 

 

DDR333 RAM

 

 

ZR39660

 

SDRAM 32M

512M

 

 

(Main Chip)

 

(256M*2)

 

 

 

 

 

 

 

 

LVDS

 

 

 

 

 

29

 

 

Page 29
Image 29
Polaroid FXX-321C, FXM-3211C service manual Video Signal Processing Block Diagram Power on, 512M