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Sanyo PLC-WXU30A Service Manual

Also see for PLC-WXU30A: Owner's manualOwner's manualSpecification sheet

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Contents
  1. service manual
  2. Table Of Contents
  3. Safety Precautions
  4. Specifications
  5. Circuit Protections
  6. Warning temperature and power failure protection
  7. Maintenance
  8. Lamp Replacement
  9. Resetting the Lamp Counter
  10. Cleaning
  11. Security Function Notice
  12. Mechanical Disassembly
  13. Optical Parts Disassembly
  14. panel type check
  15. optical unit top removal
  16. locations and directions
  17. adjustments after parts replacement
  18. optical adjustments
  19. integrator lens adjustment
  20. Service Adjustment Data Table
  21. circuit adjustments
  22. fan control adjustment
  23. common center adjustment
  24. note on white uniformity adjustment
  25. service adjustment data table
  26. electrical adjustments
  27. Chassis Block Diagrams
  28. System control
  29. Lamp control
  30. Audio circuit
  31. Fan control circuit
  32. Alarm circuit
  33. IIC bus control circuit
  34. Network (MCI) circuit
  35. Troubleshooting
  36. No Power
  37. No Picture
  38. No Sound
  39. Network Easy Setup Function
  40. Control Port Functions
  41. I/O Expander Port Functions (TE7783)
  42. IC Block Diagrams
  43. Electrical Parts List
  44. Electrical Parts Location
  46. remote control
  47. Mechanical Parts List
  48. Optical Parts Location
  49. parts description and reading in schematic diagram
  50. wireless lan
  51. printed wiring board diagrams
  52. note on soldering
Sanyo PLC-WXU30A Service Manual Manual pdf 61 page image
-61-troubleshootingNo SoundCheck IC5001 and peripheral circuit.Check 5V_AUDIO, 1V power supply.Check if the audio sig-nal is observed at pins 7and 15 of IC5001.Check audio output circuit.Check speaker, connection of the terminal “K8F”YesNoCheck following steps.Check IC5031, 5V_AUDIO and peripheral circuit.Check the Mute signal at pin 1 of IC5031. The Mute signal is output frompin 9 of IC 301. The OUT_DET signal is sent from Audio Outterminal.Mute-On: H at pin 347 of IC301, L at pin1 of IC5031Check if the audio sig-nal is observed at pins 5and 8 of IC5031.YesNo
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This manual is suitable for:
PLC-WXU30A
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