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ViewSonic Corporation
Confidential - Do Not Copy
VA702-3_VA702b-3
49
9. Block Diagram
MST8111A
Triple ADC
Interface
Clock
Gen.
Host
Interface
Panel
Interface
Panel
Interface
Control
Analog
RGB
Crystal
14.318MHz
EEPROM
24C08
CPU
MTV312V64
17
”
Panel
Backlight
Power
Board
Backlight
Control
Inverter
ON/OFF
Keypad
Switch
Si2301DS
ISP
Crystal
11.0592MHz
SCL/SDA
RST
IRQ
CSZ
Brightness
5V
12V
DDC
-SCL
DDC
-SDA
LVDS1+ / LVDS1
-
LVDS2+ / LVDS2
-
CLK+ / CLK
-
HSYNC / VSYNC
AR , AG, AB
1. System block