Hitachi 22LD4200UK User Manual

i
22” TFT TV Service Manual
TABLE OF CONTENTS
1.
INTRODUCTION.......................................................................................................................................1
2. TUNER......................................................................................................................................................1
3. IF PART (TDA988X) .................................................................................................................................1
4. MULTI STANDARD SOUND PROCESSOR ............................................................................................1
5. AUDIO AMPLIFIER STAGE WITH AN7522 .............................................................................................2
6. POWER.....................................................................................................................................................2
7. MICRO-CONTROLLER SDA55XX ...........................................................................................................2
7.1. General Features...............................................................................................................................2
7.2. External Crystal and Programmable Clock Speed ............................................................................2
7.3. Micro-controller Features...................................................................................................................2
7.4. Memory..............................................................................................................................................2
7.5. Display Features................................................................................................................................2
7.6. ROM Characters................................................................................................................................3
7.7. Acquisition Features ..........................................................................................................................3
7.8. Ports...................................................................................................................................................3
8. SERIAL ACCESS CMOS 16K (2048*8) EEPROM ST24C16 ..................................................................3
9. CLASS AB STEREO HEADPHONE DRIVER TDA1308..........................................................................3
10. SAW FILTERS ..........................................................................................................................................3
11. IC DESCRIPTIONS...................................................................................................................................4
11.1. LM1117 ..........................................................................................................................................4
11.2. LM2576 ..........................................................................................................................................5
11.3. LM317T ..........................................................................................................................................6
11.4. TFMS5360......................................................................................................................................6
11.5. ST24LC21 ......................................................................................................................................7
11.6. SST37VF040..................................................................................................................................8
11.7. TEA5114A......................................................................................................................................9
11.8. TEA6415 ......................................................................................................................................10
11.9. VPC3230D ...................................................................................................................................11
11.10. SDA55XX (SDA5550) ..................................................................................................................13
11.11. TDA9885/86 .................................................................................................................................14
11.12. TDA1308 ......................................................................................................................................15
11.13. AN7522N......................................................................................................................................15
11.14. PI5V330........................................................................................................................................16
11.15. GM6015........................................................................................................................................17
11.16. SAA3010T ....................................................................................................................................18
11.17. AD9883A ......................................................................................................................................19
11.18. MC141585....................................................................................................................................22
11.19. MC34063......................................................................................................................................24
11.20. MSP34X0G ..................................................................................................................................25
11.21. DS90C385....................................................................................................................................27
11.22. LM1084 ........................................................................................................................................30
12. SERVICE MENU SETTINGS..................................................................................................................31
12.1. ADJUST MENU SETTINGS.........................................................................................................31
12.2. OPTIONS MENU SETTINGS ......................................................................................................32
12.3. APS WSS TEST MENU ...............................................................................................................36
13. BLOCK DIAGRAMS................................................................................................................................37
14. CIRCUIT DIAGRAMS .............................................................................................................................41
15. ASSEMBLY DIAGRAM...........................................................................................................................52

Hitachi 22LD4200UK Specifications

General

Brand	Hitachi
Model	22LD4200UK
Category	LCD TV
Language	English