Acer X1230S Series - System Block Diagram

15
System Block Diagram
Figure 2 Main board & Input board BLOCK DIAGRAM
Main Board
A/D converter
D-Sub in
RGB analog signal
YPbPr
D-Sub
out
Triple
video
DDP ASIC
DLP Image
Processor
RGB888
24bits
Digital Signal
NTSC/PAL
/SECAM
Video Decoder
YUV422
10bits
Digital
Signal
Color Wheel
Motor Driver
RAM
DMD Power
and
Reset Driver
DMD
MBRST(0:15
)
32
M Flash
Memory
S
-
Video
CVBS
I
IR
Hardware Architecture
Keypad
Circuit
Input
Source
Circuit
EMI
Filter
Main
Operation
Circuit
Ballast
Module
Fan Driver
Circuit
PFC Circuit
Lamp
Door
switch
From AC
socket
To Lamp
Thermal break
sensor Circuit
CW Index
sensor
board
Figure 1 Hardware Architecture