PHILIPS(嘉捷)型號:43PFH4052,啟動後,不亮屏、有聲音,維修。高雄、屏東液晶電視(LCD TV)維修,高雄、屏東液晶螢幕(LCD、LED)維修
IPFS
歡迎收看本日液晶電視維修分享,我是—『Kao atunLCD(高雄.阿唐液晶)』曾仔!
來看今天的液晶電視維修分享,主角是:PHILIPS(嘉捷)型號:43PFH4052
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這是它啟動後的功率數值,又是一台沒有亮起背光的機器!
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這是它的內部電路分佈:
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前一篇曾經述說,由背光的出線,可以判定其內部背光燈條的走線迴路。
所以,若是出廠年份約略同期的話,本機應該是與前一篇使用了相同規格的LED背光燈條。
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加入了上一篇機種的燈箱架構,看起來是相似的啦!
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手法相同,也不用在多做量測!
就是全部砍掉重鍊!
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絕佳的均光度!
![](https://imagedelivery.net/kDRCweMmqLnTPNlbum-pYA/prod/embed/ed4b59ae-5a74-4451-a736-19934ef8f660.jpeg/public)
『46.9W』!
我是無法接受的!
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回裝面板!試點OK!
![](https://imagedelivery.net/kDRCweMmqLnTPNlbum-pYA/prod/embed/0c8fc612-19a2-4ab8-9b02-00cb94f4c20d.jpeg/public)
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回裝面板後,功率上升至『52.2W』,這當然更不能接受!
![](https://imagedelivery.net/kDRCweMmqLnTPNlbum-pYA/prod/embed/9f2f28d0-e6bc-4c7d-a526-6bc2628af0e2.jpeg/public)
再一次調理後!
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我本來有拍電視與功率計的合體圖,藉以驗證經過調理後的亮度是不影響電視影像的視覺,可是卻拍攝不夠完整,少顯示了個位數,但是你依然可以看出,整機的安培數,也已從0.71A下降至0.43A,將近調降了『300mA』,這已是相當可觀的電流了
![](https://imagedelivery.net/kDRCweMmqLnTPNlbum-pYA/prod/embed/777e8b9b-e104-4424-99d3-046fdf0ffb53.jpeg/public)
提供參考,請多指教!
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工作室附近Google街景:
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工作室地理位置:
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維修收送專線:(07)5531525;0928029525 曾仔~
本工作室更換零件,一律採用 ─ Nippon Chime-Con(NCC)日系無鉛零件!
敬請—放心送修!安心使用!
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