Hitachi color TV NP-8C, replace the switch tube and the pulse width adjusting pipe again after the damage repair method of fault |
| Time£º2014-07-20 09:26:08 Source£ºNetwork Author£ºUnknown Clicks£º1339 |
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Qpyservice manual download site
(1) in the mains input terminal connected to the voltage regulator, since low voltage rise gradually, observe + B voltage change situation, to judge fault component; Qpyservice manual download site
(2) in the output voltage + B side, disconnect the line scan or other load, connected to dummy load maintenance; Qpyservice manual download site
(3) the color TV insurance pipe replacement for 1 a general insurance, pull the degaussing coil or dismantled degaussing resistance; Qpyservice manual download site
(4) as far as possible resistance measurement method is used to troubleshoot, under the condition of not sure not electricity.Qpyservice manual download site
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