描述
如接线端或导线接触不良，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。
ILX Lightwave LCM-39427, LCM39427 Current Source/TE Con
ILX Lightwave TCM-39032 32W TE Controller
ILX Lightwave LDX-3412 Precision Current Source,LDX3412
ILX Lightwave 3 Amp current TEC Module 3916558 LDC 3916
ILX Lightwave Precision Fiber Optic Source MPS-8033
ILX Lightwave OMH6708B -50 to +20dBm InGaAs Power Head
ILX Lightwave CSM39010 100mA Current Source Module
ILX Lightwave CSM39020 200 mA Current Source Module
