Changhong C2588A TV automatically shut down from time to time; sometimes turn was three without, and the power indicator light fault repair method |
| Time£º2014-04-29 08:50:41 Source£ºNetwork Author£ºUnknown Clicks£º1326 |
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power is provided by the output transformer {6} pin output pulse voltage by VD316 rectifier, C327, C326 filter obtained detect VD316 circuit. The component side of the board can not see VD316, with its upper side further R327, R342, R322, R449, these four large heat resistance, easy to VD316 heat damage. Welding rectifier diodes with the same specifications in the circuit board, and restore four resistance test machine, troubleshooting.Sqrservice manual download site
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