Hitachi 55HDX99/DW2-U Service Manual page 56

CIRCUIT BLOCK DIAGRAM
X Sustain Circuit
PDP Panel Module
FAN
(42" only)
Filter PWB
Power
AC Main
Supply
Inlet Power SW
Unit
HDMI PWB
Equalizer
Sub PWB
Control
Digital/
PWB
Analog
Tuner
Key SW
Demodulator
UEI
IR-Blaster
Driver
OPT-Audio
Output
Remote
Control LED PWB
IR IrDA
Receiver Receiver
[42 55HDX99]
Address Driver
Vcego CPUgo
Vsago
PDPgo
Power2
Main-Digital PWB
Power1
Sub
Micro
A/V
Seine2
A-chip
Video Audio
SW SW
IEEE
1394
A/V
Pin Jack
Audio
DSP
RS-232C
Motor
Driver
LED
Swivel Stand
55
Driver Controller
Data Controller
LVDS Receiver Signal Controller
RGB
(LVDS)
PLD
DC-DC
(Stehano)
Conv.
Seine2
VCXO
D-chip
PLL
DDR2
Digital
Audio
Audio
DAC
Amplifier
DW2U
Y Sustain Circuit
Logic Control
unit
FAN
(42" only)
Photo
POD PWB
Side
Terminal
PLD
PWB
(Oberon)
A/V
POD
Card
I/F
DC-DC
(POD-Vcc)
SD/MMC
Card
I/F