DS3800HFXA1D1B GE 替您省钱 货期火速

DS2020FFMAG1
DS2020FFMCG1
DS2020LPPA300A
DS2020LPPA340A
DS2020LPPB310A
DS2020LPPB312A
DS2020LRPBG1
DS2020LRPBG2
DS2020PDMAG1
DS2020PDMAG4
DS2020PDMAG5
DS2020PDMAG6
DS2020SVSAG2

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描述

在检修中一般采用假负载取代法,以区分是电源部分有故障还是负载电路有故障。关于假负载的选取,一般选取40W或60W的灯泡作假负载(大屏幕彩色电视机可选用100W以上的灯泡作假负载),优点是直观方便,根据灯泡是否发光和发光的亮度可知电源是否有电压输出及输出电压的高低。

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