Circuit Block Diagram - Hitachi 55HDX99/DW2-U Service Manual

X Sustain Circuit
PDP Panel Module
(42" only)
Filter PWB
AC Main
Inlet Power SW
HDMI PWB
Equalizer
Control
PWB
Key SW
Remote
Control LED PWB
IR
Receiver
TABLE OF CONTENTS

CIRCUIT BLOCK DIAGRAM

[42 55HDS69]
FAN
Vcego
Vsago
Power
Supply
Power2
Unit
Power1
A/V
Sub PWB
Digital/
Video Audio
Analog
SW SW
Tuner
A/V
Demodulator
Pin Jack
RS-232C
OPT-Audio
Output
LED
Address Driver
Driver Controller
Data Controller
LVDS Receiver Signal Controller
RGB
CPUgo
(LVDS)
PDPgo
Main-Digital PWB
PLD
Sub DC-DC
(Stehano)
Micro Conv.
Seine2 Seine2
VCXO
A-chip D-chip
DDR2
Digital
Audio Audio
Audio
DSP DAC
Amplifier
Swivel Stand
53
Y Sustain Circuit
Logic Control
FAN
POD PWB
PLD
(Oberon)
POD
PLL
Card
I/F
DC-DC
(POD-Vcc)
SD/MMC
Card
I/F
DW2U
unit
(42" only)
Side
Terminal
PWB
A/V