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

Page 29

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

 

 

Image 29
Contents HD-LCD TV/DVD Combo with High Definition Atsc Tuner Important Service and Safety Information Electric Shock Hazard Table of Contents Ntsc SpecificationsDiscs Formats Supported By This Player Front and Right View OperationRear View Installing Batteries Remote Control General~9 Number buttons Press to select numbers Remote Control TV ModeRemote Control DVD Mode Remove the DVD Disc Tray Start Troubleshooting Flow ChartFinish Display Cell Defect Specification Corrected Before Returning the Product to the User Before Returning This Product to the UserDisassembly Procedure Rear Cover Removal Baffle Main Board Removal and Replacement Page Control Button Board Removal and Replacement DVD Module Board Removal and Replacement Power Board Removal and Replacement IR / Power LED Board Removal and Replacement Spare Parts List FXM-3211C, FXX-321C Exploded View Diagram FXM-3211C, FXX-321C Block Diagrams FXM-3211C, FXX-321C 512M Video Signal Processing Block Diagram Power onTuner Schematic Diagrams FXM-3211C, FXX-321CAudio I/O Video I/O Hdmi I/O 1394 Module Board Front Panel Connectors Backlight IR Board Reset Circuit Main Board Top View PCB Layout DiagramsMain Board Bottom view
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