Proview RA583, Service Manual, Page: 20 / 29

H. BLOCK DIAGRAM
ORION B
BLOCK DIAGRAM
B
1 1 Tuesday, October 23, 2001
Title
Size Document Number Rev
Date: Sheet of
HSYNC
VSYNC
D-DE
BLK-ON/OFF SDA
BRIGHTNESS
DDC-SCL
DDC-SDA
SCL
POWER
ADAPTER
12V
SWITCH POWER
SUPPLY AND
3V
5V
12V
C
O
N
N
E
N
T
VGA-IN
12PIN
D.D.C
24C21
EEPROM
ADC
SCALER
LVDS
LVDS
MCU
24C16
EEPROM
INVERTER
12V
C
O
N
N
E
N
T
FUNCTION KEY
8PIN
LCD PANEL(LVDS)
REGULATOR
CRYSTAL
CRYSTAL
3 {R.G.B}
12M HZ
12M HZ
8 R0~R7
8 G0~G7
8 B0~B7
8 RA0~RA7
8 GA0~GA7
8 BA0~BA7
8 RB0~RB7
8 GB0~GB7
8 BB0~BB7
10 ODD
10 EVEN
POWER
HI VOLTAGE