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도움말

I am a retired telephone network switching maintenance technical officer, with a long held interest in diagnosing and fixing problems in most types of electro-mechanical and electronic equipment.

내가 기여한 안내서

답변

  • "Why can I only hear sound on calls through earphones or loudspeaker?"에 답변
  • "Playing received SMS videos"에 답변
  • "Bent Corner on Cover, Pushing Forward Screen"에 답변
  • "Alienware 17 R3 lid switch repair (how to)?"에 답변
  • "Cassette player does not turn"에 답변
  • "Charged for a hour and screen stays black when turned on."에 답변
  • "The num lock is not working"에 답변
  • "SD card write protected"에 답변
  • "winterizing dishwasher on the supply side"에 답변
  • "Is the CPU replaceable?"에 답변

안내서 댓글