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Samsung SGH-L770 Service Manual

Also see for SGH-L770: Quick start guideQuick start guideUser guide

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Contents
  1. Safety Precautions
  2. Specification
  3. gsm tx power class
  4. Product Function
  5. Array course control
  6. software downloading
  7. Exploded View and Parts list
  8. cellular phone parts list
  9. MAIN Electrical Parts List
  10. Disassembly and Assembly
  11. Block Diagrams
  12. PCB Diagrams
  13. Chart of Troubleshooting
  14. audio part
  15. flow chart of troubleshooting
  16. microphone part
  17. fm radio part
  18. camera part
  19. lcd part
  20. bluetooth part
  21. Reference data
Samsung SGH-L770 Service Manual Manual pdf 46 page image
SAMSUNG Proprietary-Contents may change without noticeFlow Chart of Troubleshooting10-6This Document can not be used without Samsung's authorization10-1-3 Microphone Part1.Check the condition of the mic connectorAfter assembling, check a soundCheck the voltage level of mic biasAfter check existence of another part, Check PMIC2.Check soldering of the IF connectorAfter resoldering, check a soundCheck the voltage level of ear-mic baisAfter check existence of another part, Check PMIC
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This manual is suitable for:
SGH-L770
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