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Line fault repair method of bright Hitachi CMT2518 TV a level
Time£º2014-07-30 09:02:01  Source£ºNetwork  Author£ºUnknown  Clicks£º1241
  

The airport output circuit adopts the mu PC1498 integrated block, appeared a level bright line of the cause of the problem are: DeWservice manual download site
 DeWservice manual download site
(1) mu PC1498 integrated block crack of pin soldering causing poor contact. After replacement, then. DeWservice manual download site
 DeWservice manual download site
(2) mu PC1498 25 v power supply side 6 feet no voltage, the reason was that the 25 v power supply output D707 (FMISA4), R707 (2.2 Ω, 1/4 w) damage. After replacement, then.DeWservice manual download site
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