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YU’S-PHONE 俞氏牌 LT-727D 對講機

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YU'S-PHONE

YU'S-PHONE 俞氏牌 LT-727D 對講機

IMG 2942

IMG 2941

因年代久遠,查不到接線資料,因此參考其他的接線說明書。

由此可見 開電鎖是 ET + PT
L1 L2 是對講麥克功能 
紅黑就是電源 
藍色的 B 應該是就是 Bell 電鈴功能 

スクリーンショット 2013 05 05 03 58 04

 

 

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Written by chenagw

2013/05/05 at 04:14

Posted in Uncategorized

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