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PLASMA TV

SERVICE MANUAL

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TABLE OF CONTENTS

1. INTRODUCTION .................................................................................................................................1
2. TUNER ......................................................................................................................................................1
3. IF PART (TDA9886) ...........................................................................................................................1
4. MULTI STANDARD SOUND PROCESSOR ..............................................................................2
5. 4.VIDEO SWITCH TEA6415 ............................................................................................................2
6. AUDIO AMPLIFIER STAGE WITH TDA7265 .............................................................................2
7. POWER SUPPLY (SMPS) ...............................................................................................................3
8. MICROCONTROLLER ......................................................................................................................3
9. SERIAL ACCESS CMOS 4K x 8 (32K bit) EEPROM 24C32A..............................................3
10. CLASS AB STEREO HEADPHONE DRIVER TDA1308 ........................................................3
11. SAW FILTERS......................................................................................................................................3
12. IC DESCRIPTIONS AND INTERNAL BLOCK DIAGRAM ......................................................4
12.1. MC44608............................................................................................................................................5
12.1.1. Description ................................................................................................................................5
12.1.2. General Features ......................................................................................................................5
12.1.3. Pin Connections .......................................................................................................................5
12.2. TCET1102G .......................................................................................................................................6
12.2.1. Description ................................................................................................................................6
12.2.2. Applications ..............................................................................................................................6
12.2.3. 13.12.3.Features ........................................................................................................................6
12.3. TDA9886 ............................................................................................................................................6
12.3.1. General Description..................................................................................................................6
12.3.2. Features .....................................................................................................................................6
12.3.3. Pinning.......................................................................................................................................7
12.4. TEA6415C..........................................................................................................................................7
12.4.1. General Description..................................................................................................................7
12.4.2. Features .....................................................................................................................................7
12.4.3. Pinning.......................................................................................................................................8
12.5. SAA3010T..........................................................................................................................................8
12.5.1. Description ................................................................................................................................8
12.5.2. Features .....................................................................................................................................8
12.5.3. Pinning.......................................................................................................................................8
12.6. 24C32A ..............................................................................................................................................9
12.6.1. Features .....................................................................................................................................9
12.6.2. Description ................................................................................................................................9
12.6.3. Pin Function table.....................................................................................................................9
12.6.4. Functional Descriptions .........................................................................................................10
12.7. SAA5264 ..........................................................................................................................................10
12.7.1. Features ...................................................................................................................................10
12.7.2. General Description................................................................................................................10
12.7.3. Pin Connections and Short Descriptions.............................................................................10
12.8. LM317 ..............................................................................................................................................12
12.8.1. General Description................................................................................................................12
12.8.2. Features ...................................................................................................................................12
12.9. ST24LC21 ........................................................................................................................................12
12.9.1. Description ..............................................................................................................................12
12.9.2. Features ...................................................................................................................................12
12.9.3. Pin connections ......................................................................................................................13
12.10. TLC7733 ..........................................................................................................................................13
12.10.1. Description ..............................................................................................................................13
12.11. 74LVC257A......................................................................................................................................14
12.11.1. Features ...................................................................................................................................14
12.11.2. Description ..............................................................................................................................14
12.11.3. Pin Description .......................................................................................................................14
12.12. 74LVC14A........................................................................................................................................14

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Plasma TV Service Manual 24/10/2003

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12.12.1. Features ...................................................................................................................................14
12.12.2. Applications ............................................................................................................................14
12.12.3. Description ..............................................................................................................................14
12.12.4. Pin Description .......................................................................................................................15
12.13. TEA6420 ..........................................................................................................................................15
12.13.1. Features ...................................................................................................................................15
12.13.2. Description ..............................................................................................................................15
12.14. LM1086 ............................................................................................................................................15
12.14.1. Description ..............................................................................................................................15
12.14.2. Features ...................................................................................................................................15
12.14.3. Applications ............................................................................................................................16
12.14.4. Connection Diagrams.............................................................................................................16
12.15. LM1117 ............................................................................................................................................16
12.15.1. General Description................................................................................................................16
12.15.2. Features ...................................................................................................................................16
12.15.3. Applications ............................................................................................................................16
12.15.4. Connection Diagrams.............................................................................................................16
12.16. DS90C385........................................................................................................................................17
12.16.1. General Description................................................................................................................17
12.16.2. Features ...................................................................................................................................17
12.16.3. Pin Description .......................................................................................................................17
12.17. TL431 ...............................................................................................................................................18
12.17.1. Description ..............................................................................................................................18
12.17.2. Features ...................................................................................................................................18
12.17.3. Pin Configurations..................................................................................................................18
12.18. MSP34X1G ......................................................................................................................................19
12.18.1. Introduction .............................................................................................................................19
12.18.2. Features ...................................................................................................................................20
12.18.3. Pin connections ......................................................................................................................20
12.19. TDA7265 ..........................................................................................................................................22
12.19.1. Description ..............................................................................................................................22
12.19.2. Features ...................................................................................................................................22
12.19.3. Pin Connection .......................................................................................................................22
12.20. TDA1308 ..........................................................................................................................................22
12.20.1. General Description................................................................................................................22
12.20.2. Features ...................................................................................................................................22
12.20.3. Pinning.....................................................................................................................................23
12.21. PI5V330 ...........................................................................................................................................23
12.21.1. General Description................................................................................................................23
12.22. AD9883A..........................................................................................................................................23
12.22.1. General Description................................................................................................................23
12.22.2. Features ...................................................................................................................................23
12.22.3. Pin Descriptions .....................................................................................................................24
12.23. SAA7118E........................................................................................................................................26
12.23.1. General Description................................................................................................................26
12.23.2. Features ...................................................................................................................................27
12.23.3. Pinning.....................................................................................................................................28
12.24. TPS72501 ........................................................................................................................................32
12.24.1. General Description................................................................................................................32
12.24.2. Features ...................................................................................................................................32
12.25. TSOP1836 .......................................................................................................................................33
12.25.1. Description ..............................................................................................................................33
12.25.2. Features ...................................................................................................................................33
12.26. PCF8591 ..........................................................................................................................................33
12.26.1. General Description................................................................................................................33
12.26.2. Features ...................................................................................................................................33
12.26.3. Pinning.....................................................................................................................................34
12.27. PW1231 ...........................................................................................................................................34
12.27.1. General Description................................................................................................................34
12.27.2. Features ...................................................................................................................................34

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Plasma TV Service Manual 24/10/2003

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12.27.3. Applications ............................................................................................................................35
12.28. PW181 .............................................................................................................................................35
12.28.1. General Description................................................................................................................35
12.28.2. Features ...................................................................................................................................35
12.28.3. Applications ............................................................................................................................36
12.29. SIL151B ...........................................................................................................................................36
12.29.1. General Description................................................................................................................36
12.29.2. Features ...................................................................................................................................36
12.30. SDRAM 4M x 16 (MT48LC4M16A2TG-75) .....................................................................................36
12.30.1. General Description................................................................................................................36
12.30.2. Features ...................................................................................................................................37
12.30.3. Pin Descriptions .....................................................................................................................37
12.31. FLASH 8MBit ...................................................................................................................................39
12.31.1. Description ..............................................................................................................................39
12.31.2. Features ...................................................................................................................................39
13. SERVICE MENU SETTINGS ........................................................................................................40
13.1. display menu ....................................................................................................................................40
13.2. calibration menu...............................................................................................................................42
13.3. deinterlacer menu ............................................................................................................................44
13.4. Service menu factory reset values...................................................................................................46
14. BLOCK DIAGRAM ............................................................................................................................47
15. CIRCUIT DIAGRAMS ......................................................................................................................56

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Plasma TV Service Manual 24/10/2003

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1. INTRODUCTION
42" Plasma TV is a progressive TV control system with built-in de-interlacer and scaler. It uses a
852*480 panel with 16:9 aspect ratio.The TV is capable of operation in PAL, SECAM, NTSC (playback)
colour standards and multiple transmission standards as B/G, D/K, I/I', and L/L