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广州清远发光字广告牌厂家:频繁跳闸常见原因?
作为厂家和运维方,需系统排查以下常见原因: 1. 短路故?希?/p> * 线路破损: 电源线、连接线(尤其是字壳内部或穿管处)因老化、鼠咬、安装时被金属边角刮伤、长期弯折导致绝缘层破损,火线?阆咧苯咏哟セ蚪哟ソ鹗敉饪恰?/p> ...
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