Read Sharp 28LW-92H (serv.man2) Service Manual online
3
AK - 45
CHASSIS
TABLE OF CONTENTS
1.INTRODUCTION
..............................................................................................................................6
2.TUNER
.................................................................................................................................................6
3.IF PART (TDA9885/86)
..................................................................................................................6
4.VIDEO SWITCH TEA6415
............................................................................................................7
5.MULTI STANDARD SOUND PROCESSOR
...........................................................................7
6.SOUND OUTPUT STAGE WITH TDA7269A
.........................................................................7
7.VERTICAL OUTPUT STAGE WITH STV9379FA
.................................................................7
8.VIDEO OUTPUT AMPLIFIER TDA6108
...................................................................................7
9.POWER SUPPLY (SMPS)
............................................................................................................8
10.MICROCONTROLLER SDA55XX
...........................................................................................8
10.1.General Features ..........................................................................................................................8
10.2.External Crystal and Programmable Clock Speed ...................................................................8
10.3.Microcontroller Features .............................................................................................................8
10.4.Memory..........................................................................................................................................8
10.5.Display Features...........................................................................................................................8
10.6.Acquisition Features....................................................................................................................9
10.7.Ports ..............................................................................................................................................9
11.CLASS AB STEREO HEADPHONE DRIVER TDA1308
.................................................9
12.SAW FILTERS
................................................................................................................................9
13.IC DESCRIPTIONS
.....................................................................................................................10
13.1.LM317T
....................................................................................................................................10
13.1.1.Description ...........................................................................................................................10
13.1.2.Features................................................................................................................................10
13.2.TDA1308T
...............................................................................................................................10
13.2.1.General Description ............................................................................................................10
13.2.2.Features................................................................................................................................10
13.2.3.Pinning..................................................................................................................................11
13.3.MSP34X0G (MSP3410G)
..................................................................................................11
13.3.1.Description ...........................................................................................................................11
13.3.2.Features................................................................................................................................12
13.3.3.Pin connections...................................................................................................................12
13.4.VDP313xY
..............................................................................................................................13
13.4.1.Introduction..........................................................................................................................13
13.4.2.Features................................................................................................................................14
13.4.3.Pin Connections and short descriptions ..........................................................................14
13.5.TEA6415C
..............................................................................................................................15
13.5.1.General Description ............................................................................................................15
13.5.2.Features................................................................................................................................15
13.5.3.Pinning..................................................................................................................................16
13.6.STV9379FA
............................................................................................................................16
13.6.1.Description ...........................................................................................................................16
13.6.2.Features................................................................................................................................16
13.6.3.Pinning..................................................................................................................................16
13.7.TDA7269A
..............................................................................................................................17
13.7.1.Description ...........................................................................................................................17
13.7.2.Features................................................................................................................................17
13.8.LM7800 (LM7805/LM7808)
...............................................................................................17
13.8.1.Description ...........................................................................................................................17
13.8.2.Features................................................................................................................................17
13.9.AT24C08
.................................................................................................................................17
13.9.1.Description ...........................................................................................................................17
13.9.2.Features................................................................................................................................17
13.9.3.Pin Configurations ..............................................................................................................18
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