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Sharp XV-310P LCD projector no images, no abnormal breakdown maintenance other methods

Time£º2014-01-27 08:55:43  Source£ºNetwork  Author£ºUnknown  Clicks£º1244
  

 After testing the lamp is not lit, the measured voltage across 200V C1721 normal, indicating that the chopper circuit is working properly. Field-effect transistor Q1708 G examination revealed extremely desoldering. After welding, troubleshooting.Nb3service manual download site