Block Diagrams - Hitachi 22LD4200UK Service Manual

13. BLOCK DIAGRAMS

POWER & AUDIO AMP BOARD
AUDIO AMPLIFIER (2x 3W)
POWER REGULATORS
(2.5V, 3.3V, 5V, 8V, 12V, 14V & 33V)
MAIN L,R
FRONT END BOARD
IF PROCESSOR
VIDEO SWITCH
RGB SWITCH (2)
VIDEO PROCESSOR
AUDIO PROCESSOR
HP PRE-AMPLIFIER
AUDIO SWITCH
22" TFT TV Service Manual
TUNER
ITU656-8bit
Txt, RGB, FB
Selected
TRIPLE ADC or DVI RECIEVER IC
Video
37
SCALER BOARD
MICRO-CONTROLLER
SOFTWARE ROM
EEPROM
SCALER IC
OSD IC
2M x 32 SDRAM
LVDS TRANSMITTER IC