Polaroid FXM-3211C Service Manual page 29

Video Signal Processing Block Diagram
Power on
Input signal set to
Tuner or
Composite?
Y
Process
Circuit
ATSC
digital
signal
N
Switch Chip
FSAV330/331
FMS6408
DDR333 RAM
512M
(256M*2)
N
Input signal
set to HDMI?
Process
Circuit
Y
X6941
IF Filter
Oren
CAS-220
ZR39660
(Main Chip)
LVDS
N
Input signal set to
Component or VGA
Y
Switch Chip
FSAV330/331
29
Y
Process
Circuit
MST9883
ADC
SDRAM 32M