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HUDSON 8
D-SUB
R , G , B , H / V SYNC
Connector
Analog
VGA-SCL
Signal
VGA-SDA
DDC EEPROM
24C02
Digital Signal
DVI-SCL
DVI-SDA
DDC
EEPROM
24C02
Block Diagram
Hudson 8 : PHILIPS 190SW8 MAIN BOARD BLOCK DIAGRAM
Scaler Chip:
PUMO5PCWHL-LF with
Internal MCU/Flash Memory
Flash ROM:128KB
3.3V:
VDVI,VMPLL,VPLL,VDDP,
AVDD
1.8V: VDDC
DATA
EEPROM
24C16
Key Control Board
Dual Channel
LCD
LVDS Signal
PANEL
INVETER CIRCUIT
BL-PWM for
Max. Current
BL-BRIGHT for backlight
adjustment
BL-EN for backlight on
LCD-ON for Panel ON
Panel_Vcc (5V)
Q302
AO3401
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