台南液晶電視維修/台南液晶螢幕維修/台南修理電視/台南修理螢幕/台南LED電視維修/台南LCD電視維修/台南筆電面板破裂更換
所有維修過程.有圖有真相.絕無空口白話.
這台新幹線HTT CT670電話.話筒中不時傳來沙沙聲.雜音干擾.搞得聽不清楚對方聲音.
雖然電話一支是沒多少錢.不過如果能自己DIY.也可以幫助地球減少一份垃圾.
雖然電話一支是沒多少錢.不過如果能自己DIY.也可以幫助地球減少一份垃圾.
![](https://scontent.fkhh1-1.fna.fbcdn.net/v/t1.0-9/56721505_2305790636107899_639192872830107648_n.jpg?_nc_cat=103&_nc_ht=scontent.fkhh1-1.fna&oh=64bc995d16748c7c04a208008d9a9599&oe=5D35F230)
電話型號:HTT CT670
![](https://scontent.fkhh1-2.fna.fbcdn.net/v/t1.0-9/57090200_2305790892774540_2705254442092986368_n.jpg?_nc_cat=104&_nc_ht=scontent.fkhh1-2.fna&oh=5e8306f2dc00c36e32f78c3469ed4205&oe=5D021917)
拆開看看.
![](https://scontent.fkhh1-1.fna.fbcdn.net/v/t1.0-9/56842655_2305791122774517_3644264808464777216_n.jpg?_nc_cat=103&_nc_ht=scontent.fkhh1-1.fna&oh=1e64e116603cd0c6f30805d680dcd2f9&oe=5D38798B)
主要就這塊主機板.
![](https://scontent.fkhh1-2.fna.fbcdn.net/v/t1.0-9/57360340_2305791399441156_3353249210446118912_n.jpg?_nc_cat=110&_nc_ht=scontent.fkhh1-2.fna&oh=a74c5ddaa0dfa1973c219a83b3b7890d&oe=5D430136)
機板背面.
![](https://scontent.fkhh1-2.fna.fbcdn.net/v/t1.0-9/57456993_2305791659441130_5964790154789912576_n.jpg?_nc_cat=110&_nc_ht=scontent.fkhh1-2.fna&oh=91783715dd466cc56fbb4435e59b8df1&oe=5D3C103D)
很多人直覺可能會認為沙沙聲跟線有關.其實這沙沙聲跟線沒有關係.
這顆叫叉簧開關.也有人說琴鍵開關.看起來就像鋼琴鍵盤.
通常是這顆叉簧開關內部氧化了.導致阻抗升高.產生雜音.
![](https://scontent.fkhh1-2.fna.fbcdn.net/v/t1.0-9/57343432_2305791909441105_3424254438712279040_n.jpg?_nc_cat=104&_nc_ht=scontent.fkhh1-2.fna&oh=1071355527108e4f9763a9592001190b&oe=5D4A6B76)
直接拆下這顆叉簧開關.
![](https://scontent.fkhh1-1.fna.fbcdn.net/v/t1.0-9/56917862_2305792229441073_5158831630365753344_n.jpg?_nc_cat=105&_nc_ht=scontent.fkhh1-1.fna&oh=72bc05ceaf081cf4290709fb28168f16&oe=5D35D6FC)
拿出秘密武器~WD-40.五金賣場都有在賣.
![](https://scontent.fkhh1-1.fna.fbcdn.net/v/l/t1.0-9/57015679_2305792792774350_6597185863916978176_n.jpg?_nc_cat=100&_nc_ht=scontent.fkhh1-1.fna&oh=0df51a24a037da8bb030848578200313&oe=5D3E7B9C)
拆下開關蓋子.往開關裡噴些WD-40.
按壓開關約數拾次.蓋上蓋子.重新焊回組裝即可.
![](https://scontent.fkhh1-2.fna.fbcdn.net/v/t1.0-9/56757211_2305793476107615_6685778695497449472_n.jpg?_nc_cat=108&_nc_ht=scontent.fkhh1-2.fna&oh=6aebcf4b681818f7bf54703375516b73&oe=5D02AE44)
敬請指教.
![](https://scontent.fkhh1-1.fna.fbcdn.net/v/t1.0-9/56857631_2305794102774219_3958249440610877440_n.jpg?_nc_cat=102&_nc_ht=scontent.fkhh1-1.fna&oh=572f66652006828222a87b93d5aa8a82&oe=5D37359D)
![](https://scontent.fkhh1-1.fna.fbcdn.net/v/t1.0-9/56848014_2305794239440872_8268730983117750272_n.jpg?_nc_cat=105&_nc_ht=scontent.fkhh1-1.fna&oh=cc75bda86f4d36f89640605e06a4ecb6&oe=5D4BB2A0)
![](https://scontent.fkhh1-2.fna.fbcdn.net/v/t1.0-9/57257091_2305794356107527_8094249534445584384_n.jpg?_nc_cat=107&_nc_ht=scontent.fkhh1-2.fna&oh=0ae4acf224e874206b6c1f0a1ea63875&oe=5D2E26C0)
![](https://scontent.fkhh1-1.fna.fbcdn.net/v/t1.0-9/56977013_2305794492774180_8936778257991204864_n.jpg?_nc_cat=101&_nc_ht=scontent.fkhh1-1.fna&oh=6d9d52979c1cc826abb6277a6a88b9f8&oe=5D2EF950)
![](https://scontent.fkhh1-1.fna.fbcdn.net/v/t1.0-9/56751316_2305794666107496_6005825986027847680_n.jpg?_nc_cat=102&_nc_ht=scontent.fkhh1-1.fna&oh=6e30df29cc9fc6f179270eb94c4e47e1&oe=5D4BD515)
![](https://scontent.fkhh1-1.fna.fbcdn.net/v/t1.0-9/56942519_2305794859440810_611316683948163072_n.jpg?_nc_cat=103&_nc_ht=scontent.fkhh1-1.fna&oh=27fc8491737c2ecaf41151402ae2ee88&oe=5D3AEBD0)
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