简介
本课程由电脑维修首席工程师黄鑫船老师讲解。本视频详细讲解了笔记本电脑的各大供电方式（LDO方式、开关方式……）、PWM电路工作原理讲解，PWM供电方式是笔记本电路中采用最主流、最广泛的供电方式，也是最复杂的供电方式，PWM供电方式是日常维修中故障率最高的电路，所以学习本视频，对PWM的故障判断、修复率有显著提升。
学习目录
{
"id": "95",
"isDefault": "1",
"learnMode": "freeMode",
"canLearn": "1",
"isMember": "",
"status": "published",
"currentTaskId": "",
"isHideUnpublish": "0"
}
{
"i18nChapterName": "章",
"i18nUnitName": "节",
"i18nLessonName": "课时",
"i18nTaskName":"任务"
}
[{"itemType":"task","number":"1","published_number":0,"title":"\u7b14\u8bb0\u672c\u4f9b\u7535\u65b9\u5f0f\u53caPWM\u7535\u8def\u8bb2\u89e3","result":"","resultStatus":"","lock":false,"status":"published","taskId":"237","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"01:03:02","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":1,"isTaskShowModal":true,"isSingleTaskLesson":true},{"itemType":"task","number":"2","published_number":0,"title":"PWM\u7535\u8def\u5de5\u4f5c\u539f\u7406\u8bb2\u89e31","result":"","resultStatus":"","lock":false,"status":"published","taskId":"238","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"01:17:28","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":1,"isTaskShowModal":true,"isSingleTaskLesson":true},{"itemType":"task","number":"3","published_number":0,"title":"PWM\u7535\u8def\u5de5\u4f5c\u539f\u7406\u8bb2\u89e32","result":"","resultStatus":"","lock":false,"status":"published","taskId":"239","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"01:37:25","activityEndTime":"","fileStorage":"cloud","isTaskTryLookable":1,"isTaskShowModal":true,"isSingleTaskLesson":true}]
{
"onlyLearnInApp": "0"
}
授课老师
黄鑫船
电脑维修首席工程师
猜你想学
华硕ROG笔记本时序分析
50.00
蓝天代工主板电路时序
0.00
鑫智造图纸故障定位功能
0.00
鑫智造图纸芯片查询功能
0.00
鑫智造图纸一些关键设置
0.00
联想Thinkpad（原IBM）系列时序分析
600.00
