Service manual

PDI-P23LCD SERVICE MANUAL
PAGE:
28
BLOCK DIAGRAM
1. Block Diagram
23F/26H/27K Block Dia
g
ram
SPEAKER
HEADPHONE
IC101 VCTI
u-Com
TEXT/Caption
Video Processor
Sound Processor
IF Processor
IC01
SCALER
DVI Receiver
ADC
PIP
De-Interlacer
DVI D-SUB
YPbPr(DVD)
YPbPr(D-TV)
AV-IN/OUT S-VIDEO TUNER
DVI-RGB PC-RGB
Y, Pb, Pr
(Y, Cb, Cr)
AV-IN/OUT YC IF
ADC
LCD PANEL
PANEL DRIVE
LVDS
I
N
V
E
R
T
E
R
Power
IIC
Power
IIC
Power
IIC
Power
(Inverter/Scaler/
ADC/VCTI)
DC-IN
AMP
L/R
VCC 24V
H/P AMP
L/R
DC-IN
DC-IN
24V
On/off
Dimming
control
VCC 24V