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Sharp XV-310P LCD projector lamp shining, very unstable fault repair method
Time£º2014-01-27 08:56:42  Source£ºNetwork  Author£ºUnknown  Clicks£º1271
  

 Measuring the output voltage of the chopper 200V, but unstable; measuring the voltage across R1717 fluctuate significantly. The IC1702 re-welding the pin again, the same fault; substitution IC1702, no improvement; finally replace the lamp test machine, troubleshooting.LGrservice manual download site
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