Table Of Contents - Hitachi 22LD3750DC Service Manual

TABLE OF CONTENTS

1 INTRODUCTION ........................................................................................................................................ 1
2 GENERAL DESCRIPTION ....................................................................................................................... 1
3 POWER STAGE .......................................................................................................................................... 4
4 MICROCONTROLLER PORT CONFIGURATION ............................................................................. 4
5 SIDE BOARDS AND CONNECTORS ...................................................................................................... 5
5.1 Keypad ......................................................................................................................................... 5
5.2 Infrared & LED ............................................................................................................................ 6
5.3 DVB-T .......................................................................................................................................... 6
5.4 DVD ............................................................................................................................................... 8
5.5 LVDS ............................................................................................................................................. 9
5.6 IPS POWER CARD ..................................................................................................................... 9
6 IC SPECIFICATIONS .............................................................................................................................. 10
6.1 Microcontoller/Video&Audio Processor (VCT4953G) ............................................................ 10
6.2 Scaler/De-interlacer (MST-TSUMU38BF) ............................................................................... 13
6.3 Audio Stage (LM358D,MP7721) ................................................................................................ 16
6.4 HeadPhone Amplifier (TDA1308T) ........................................................................................... 16
6.5 Audio Matrix Switch (TEA6422D) ............................................................................................. 19
6.6 HDMI Receiver (ANX9021) ........................................................................................................ 19
6.7 Video Switch (PI5V512) .............................................................................................................. 20
6.8 Tuner (DTT71306) ...................................................................................................................... 21
6.9 SAW Filter (X6966M) ................................................................................................................ 22
6.10 I2C Switch (74HCT4053) ......................................................................................................... 22
6.11 Audio DAC (CS4334) ............................................................................................................... 23
6.12 IC E2PROM 24LC02 2Kbx8 .................................................................................................... 24
6.13 SPDIF Switch (NLAST4599) .................................................................................................... 24
6.14 17MB29 Block Diagram ........................................................................................................... 26