Philips 190CW8FB/00 - Page 34

Block Diagram
34
HUDSON 8
Hudson 8 : PHILIPS 190SW8 MAIN BOARD BLOCK DIAGRAM
D-SUB
Connector
Analog
Signal
DDC EEPROM
24C02
Scaler Chip:
PUMO5PCWHL-LF with
Internal MCU/Flash Memory
Flash ROM:128KB
3.3V:
VDVI,VMPLL,VPLL,VDDP,
AVDD
1.8V: VDDC
LCD
PANEL
Dual Channel
LVDS Signal
INVETER CIRCUIT Q302
AO3401
Panel_Vcc (5V)
R , G , B , H / V SYNC
VGA-SCL
VGA-SDA
BL-EN for backlight on
BL-BRIGHT for backlight
adjustment
DATA
EEPROM
24C16
I2C
DVI-D Connector
Digital Signal
Digital Signal
DDC
EEPROM
24C02
DVI-SCL
DVI-SDA
Key Control Board
BL-PWM for
Max. Current
LCD-ON for Panel ON