Rzaer 銅斑蛇更換微動開關 - 鍵鼠

By Tom
at 2010-02-10T23:49
at 2010-02-10T23:49
Table of Contents
※ 引述《sfsm (鹹魚)》之銘言:
: 快樂的時光總是不長久,
: 虧我還感謝上天如此眷顧我,才一天而已(上帝真是愛捉弄人呀...)
: 昨天還玩COD6玩的很爽的說...
: 今天就出毛病了...
建議原po把昨天焊上去的東西重焊吧
先把電路板上的焊點清乾淨
不要有顆粒狀會接觸到其他線路的殘錫存在(可以用牙刷刷掉)
銅箔被拔起來的地方特別要小心處理 歪掉的線路特容易和其他電路短路到
焊完後 檢查微動開關是否正確導通
。 。 。
1 2 3
一般而言 小型微動開關有3pin
1和3 一直為導通的狀態 通常會接在電路板上的GND
2 平時不與1 3導通 按下開關時才導通
如果還沒按下就量出2與1 3導通 或者量得出電阻值
那不是你沒焊好 就是微動壞掉
--
: 快樂的時光總是不長久,
: 虧我還感謝上天如此眷顧我,才一天而已(上帝真是愛捉弄人呀...)
: 昨天還玩COD6玩的很爽的說...
: 今天就出毛病了...
建議原po把昨天焊上去的東西重焊吧
先把電路板上的焊點清乾淨
不要有顆粒狀會接觸到其他線路的殘錫存在(可以用牙刷刷掉)
銅箔被拔起來的地方特別要小心處理 歪掉的線路特容易和其他電路短路到
焊完後 檢查微動開關是否正確導通
。 。 。
1 2 3
一般而言 小型微動開關有3pin
1和3 一直為導通的狀態 通常會接在電路板上的GND
2 平時不與1 3導通 按下開關時才導通
如果還沒按下就量出2與1 3導通 或者量得出電阻值
那不是你沒焊好 就是微動壞掉
--
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