日立电梯总是滑梯自动屏蔽外呼？ 日立电梯外呼第一组不亮是什么原因？
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\u4e0a\u4eae\u706f
\u4e0a\u5f00\u5173
\u4e0b\u4eae\u706f
\u4e0b\u5f00\u5173
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\u53c8-----
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AVR电源开关板的电容老化了，用表量一量15V、24V的电压肯定不足，更换AVR就行了
绛旓細1. 鐢垫簮寮鍏虫澘涓婄殑AVR浠垮厗鐢靛鍙兘宸茬粡鑰佸寲銆2. 浣跨敤鐢靛帇琛ㄦ祴閲忓彂鐜15V鍜24V鐨勭數鍘嬫槑鏄惧亸浣庛3. 鏇存崲AVR鐢靛鍙互瑙ｅ喅闂銆
绛旓細AVR鐢垫簮寮鍏虫澘鐨勭數瀹硅佸寲浜锛岀敤琛ㄩ噺涓閲15V銆24V鐨勭數鍘嬭偗瀹氫笉瓒筹紝鏇存崲AVR灏辫浜
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绛旓細鏈夊彲鑳澶栧懠鎺ュ湴浜 鍘婚噺涓涓嬪氨鐭ラ亾浜
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