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Panasonic KX-TG7731S Service Manual

Also see for KX-TG7731S: Operating instructions

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Contents
  1. Table Of Contents
  2. Safety Precautions
  3. About Lead Free Solder (PbF: Pb free)
  4. Specifications
  5. Technical Descriptions
  6. US-DECT Description
  7. Block Diagram (Base Unit_Main)
  8. Tel Interface Circuit
  9. Block Diagram (Base Unit_RF Part)
  10. Circuit Operation (Base Unit)
  11. Block Diagram (Handset)
  12. Block Diagram (Handset_RF Part)
  13. Circuit Operation (Handset)
  14. Circuit Operation (Charger Unit)
  15. Signal Route
  16. Location of Controls and Components
  17. Test Mode
  18. Service Mode
  19. Troubleshooting Guide
  20. base unit
  21. charger unit
  22. deregistering a handset
  23. check handset transmission
  24. Disassembly and Assembly Instructions
  25. How to Replace the Base Unit LCD
  26. How to Replace the Handset LCD
  27. Measurements and Adjustments
  28. Adjustment Standard (Base Unit)
  29. Adjustment Standard (Charger Unit)
  30. Adjustment Standard (Handset)
  31. Things to Do after Replacing IC or X'tal
  32. Frequency Table
  33. Bluetooth Frequency Table
  34. Miscellaneous
  35. How to Replace the Flat Package IC
  36. Terminal Guide of the ICs, Transistors and Diodes
  37. Schematic Diagram
  38. Schematic Diagram (Base Unit_Main)
  39. Schematic Diagram (Base Unit_RF)
  40. Schematic Diagram (Base Unit_Operation)
  41. Schematic Diagram (Handset_Main)
  42. Schematic Diagram (Charger Unit)
  43. Printed Circuit Board
  44. bottom view
  45. Circuit Board (Base Unit_Operation)
  46. Circuit Board (Handset_Main)
  47. Circuit Board (Charger Unit)
  48. Exploded View and Replacement Parts List
  49. Cabinet and Electrical Parts (Handset)
  50. Cabinet and Electrical Parts (Charger Unit)
  51. Accessories and Packing Materials
  52. Replacement Parts List
  53. accessories and packing materials
Panasonic KX-TG7731S Service Manual Manual pdf 85 page image
85KX-TG7731S/KX-TG7732S/KX-TG7733S/KX-TGA470S15.3. Circuit Board (Handset_Main)15.3.1. Component ViewR3 C5CHG+CHG (+) CHG (-)BAT+C28C6C15L10C83C32L7L8 L1SPMC72BlueOrangeMIC+MIC-SPPR80C87R45 BAT-ACHG-C10C82CN4C84 L75C85D13D14C73L4L5C37Q6R27R28C12RA1 RA3 RA2SP-PHONECHG_DETVBATUTXGNDURXR7C27R2Q2Q4Q3C8C58C56IC4C9C90C57C4C33.0VIC3TD0RA5C2C60C41C32C20C31C21C18C29C30R60C40R33VBAT_MONC59R31C36C33R21C14R22R26C13C11R25C80C16X1C53C99C22C25C811L809R806C825IC1C826DA801C863C46C803ANT_TPANT_Short-GNDANT_ShortC897R69R66C69E_SDAE_SCLE_WPR68RTCK ATSTNTESTC44C43R1C52 L9R24C1C7F1L6R8R4 C35Q9CHG_CTRLR6R9D3 R73 D4R74C89R34C88C96 C97C39RA4C51 L3 C34C17C98C68C814C24C812C810C806C822C45ATSTPCKM/STMGND_JTMSTCK R67TDIRSTNR807 C805C802C93LED12LED10LED11C91C92SIDSCLCDCSRESETOTPC801C804C813C820C24C23C81Q5WLEDC70R91C38R51R49R50RECEIVERGreenOrangeD21D22C71C42C76C77R70C79VDDCVBG/CHG_MONR23PNLB2012Z -PAPbFBlueOrangeKX-TGA470 CIRCUIT BOARD (Handset_Main (Component View))ANT-GNDANT-TPCKM/STM(CLK:13.824MHz)3.0V(Output)SP-MIC+MIC-SP+UTXURXVBATGNDfor signal communication jigCHG (-)CHG (+)
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This manual is suitable for:
KX-TG7731SKX-TG7732SKX-TG7733SKX-TGA470S
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