DOWNLOAD Sharp 32LF-92H (serv.man2) Service Manual ↓ Size: 1.78 MB | Pages: 76 in PDF or view online for FREE

Model
32LF-92H (serv.man2)
Pages
76
Size
1.78 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / CTR
File
32lf-92h-sm2.pdf
Date

Sharp 32LF-92H (serv.man2) Service Manual ▷ View online

2
AK - 45
CHASSIS
Use this page to keep any special servicing information as Technical Report (Bulletin), Technical Information, etc.
If only part  number changes are required, just change part number directly the part number in the Parts Listing Section.
If you need more information, please refer to the Technical Report (Bulletin).
SERVICE MANUAL UPDATE LOG SHEET
Part No.
Technical Report  No.
Technical Bulletin No.
Cause / Solution
Page No.
Application
Data /Serial No.
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
 
4
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CHASSIS
13.10.SDA5555
...............................................................................................................................18
 
13.10.1.General definition ..............................................................................................................18
 
13.10.2.Features..............................................................................................................................18
 
13.11.MC44608
...............................................................................................................................19
 
13.11.1.Description .........................................................................................................................19
 
13.11.2.General Features ...............................................................................................................20
 
13.11.3.Pin Connections ................................................................................................................20
 
13.12.TCET1102G
.........................................................................................................................21
 
13.12.1.Description .........................................................................................................................21
 
13.12.2.Applications .......................................................................................................................21
 
13.12.3.Features..............................................................................................................................21
 
13.13.TDA9885T
............................................................................................................................21
 
13.13.1.General Description ..........................................................................................................21
 
13.13.2.Features..............................................................................................................................21
 
13.13.3.Pinning................................................................................................................................22
 
13.14.PI5V330
.................................................................................................................................22 
13.14.1.General Description ..............................................................................................................22
 
14.AK45 CHASSIS PRODUCTION SERVICE MODE ADJUSTMENTS
.........................23
 
14.1.SERVICE MENU ..........................................................................................................................23
 
14.2.ADJUST MENU ...........................................................................................................................23
 
14.3.OPTIONS MENU..........................................................................................................................35
 
Option 0. Video Processor Crystal Indication .............................................................................35
 
Option 1. (0x01) Video Processor Decoder Mode Register........................................................35
 
Option 2. (0x18) Video Processor Blanking Control ...................................................................35
 
Option 3. (0x19) Video Processor Cathode Drive Level .............................................................36
 
Option 4. ..........................................................................................................................................36
 
Option 5. CTI Available, Mono AVL...............................................................................................36
 
Option 6. ..........................................................................................................................................36
 
Option 7. OPTIONHOTELACTIVE, PLL_VST, PIP Zoom Mode, PIP Position ...........................36
 
Option 8. IF Frequency...................................................................................................................37
 
Option 9. Standard Available.........................................................................................................37
 
Option 10. Scart, Combfilter, Teletext, Language .......................................................................38
 
Option 11. PLL Tuner Control 1 Byte............................................................................................38
 
Option 12. PLL Tuner Control 2 Low Byte ...................................................................................38
 
Option 13. PLL Tuner Control 2 Mid Byte ....................................................................................39
 
Option 14. PLL Tuner Control 2 High Byte ..................................................................................39
 
Option 15. PLL Tuner VHF LOW – VHF HIGH Crossover Low Byte ..........................................39
 
Option 16. PLL Tuner VHF LOW – VHF HIGH Crossover High Byte .........................................39
 
Option 17. PLL Tuner VHF HIGH – UHF Crossover Low Byte ...................................................39
 
Option 18. PLL Tuner VHF HIGH – UHF Crossover High Byte...................................................39
 
Option 19. PIP PLL Tuner Control 1 Byte.....................................................................................40
 
Option 20. PIP PLL Tuner Control 2 Low Byte ............................................................................40
 
Option 21. PIP PLL Tuner Control 2 Mid Byte .............................................................................40
 
Option 22. PIP PLL Tuner Control 2 High Byte............................................................................40
 
Option 23. PIP PLL Tuner VHF LOW – VHF HIGH Crossover Low Byte ...................................40
 
Option 24. PIP PLL Tuner VHF LOW – VHF HIGH Crossover High Byte...................................40
 
Option 25. PIP PLL Tuner VHF HIGH – UHF Crossover Low Byte.............................................41
 
Option 26. PIP PLL Tuner VHF HIGH – UHF Crossover High Byte............................................41
 
Option 27. Language Available 1 ..................................................................................................41
 
Option 28. Language Available 2 ..................................................................................................41
 
Option 29. Language Available 3 and Zoom Mode Available ....................................................41
 
Option 30. Country .........................................................................................................................42
 
Option 31. Prescaler MSP FM (AVL=OFF)....................................................................................42
 
Option 32. Prescaler MSP NICAM (AVL=OFF) .............................................................................42
 
Option 33. Prescaler MSP SCART (AVL=OFF) ............................................................................43
 
Option 34. Prescaler MSP I2S (AVL=OFF)....................................................................................43
 
Option 35. Not used........................................................................................................................43
 
Option 36. Not used........................................................................................................................43
 
Option 37. Reserved for USA ........................................................................................................43
 
Option 38. TV Teletext Mode Selection, Child Lock, Equalizer Country...................................43
 
5
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CHASSIS
Option 39. Personal Preference Equalizer Band 1 ......................................................................44
 
Option 40. Personal Preference Equalizer Band 2 ......................................................................44
 
Option 41. Personal Preference Equalizer Band 3 ......................................................................44
 
Option 42. Personal Preference Equalizer Band 4 ......................................................................44
 
Option 43. Personal Preference Equalizer Band 5 ......................................................................44
 
Option 44. Sound Effect (Standard; Music; Speech; Jazz; Pp) .................................................44
 
Option 45. Volume Offset Left .......................................................................................................44
 
Option 46. Volume Offset Right ....................................................................................................44
 
Option 47. Volume Offset Center ..................................................................................................45
 
Option 48. Volume Offset Rear......................................................................................................45
 
Option 49. Surround Delay ............................................................................................................45
 
Option 50. FM Prescaler.................................................................................................................45
 
Option 51. NICAM Prescaler ..........................................................................................................45
 
Option 52. Scart Input Prescaler ...................................................................................................45
 
Option 53. I2S Prescaler ................................................................................................................45
 
Option 54. Scart Output Prescaler ................................................................................................45
 
Option 55. Speaker Setup  .............................................................................................................46
 
Option 56. Audio Options Available Or Not .................................................................................46
 
Option 57. Stereo Threshold .........................................................................................................46
 
Option 58. MSP Audio Flags..........................................................................................................47
 
Option 59. NICAM Threshold.........................................................................................................47
 
Option 60. Power Delay Time ........................................................................................................47
 
14.4.OPTION TABLE RECOMMENDED VALUES.............................................................................50
 
14.5.SCREEN ADJUSTMENT (FBT SCREEN) ..................................................................................52
 
14.6.GEOMETRY ADJUSTMENT .......................................................................................................53
 
4:3 FORMATS..................................................................................................................................53
 
16:9 FORMATS................................................................................................................................54
 
15.BLOCK DIAGRAM
......................................................................................................................61
 
16.CIRCUIT DIAGRAMS
.................................................................................................................62 
17. HOW TO UPDATE THE TECHNICAL INFORMATION
 ………………………………… 73
 
17.1. HOW TO UPDATE THE TECHNICAL INFORMATION APPEARED ON THIS SERVICE  
         MANUAL (AND RELATIVES) 
....................................................................................................73
 
17.2. NVM / EEPROM RECORDER ....................................................................................................73
 
17.3. CHASSIS LABEL INFORMATION.............................................................................................73
 
17.4. CODE BAR LABEL INFORMATION..........................................................................................74
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Sharp 32LF-92H (serv.man2) Service Manual ▷ Download

  • DOWNLOAD Sharp 32LF-92H (serv.man2) Service Manual ↓ Size: 1.78 MB | Pages: 76 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Sharp 32LF-92H (serv.man2) in PDF for free, which will help you to disassemble, recover, fix and repair Sharp 32LF-92H (serv.man2) CTR. Information contained in Sharp 32LF-92H (serv.man2) Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.