Description
接线端与实际信号不一致，输入信号线接反、松动、脱落，模块与底座接插不良等。人为的错误如将拨码开关位置放错，通信线接线方向错误或终端匹配器未接等。以上问题只要加强日常维修检查，加强人的责任心是可以杜绝、发现、消除的。
Banner Q45UR Series Remote Ultrasonic Sensor Kit New
KitchenAid Downdraft Transformer W10235650 New
KIRD801VSS,
PSG Digital Fan Coil Thermostat 120-230V, PFC-MLV-RS
(2) KitchenAid Grease Filter Housing W10235657 New
Alcatel 7250 SAS Chassis P/N: 3HE01188AAAA01 No PS
