数码管不亮 西门子NCU数码管数字一直跳换闪烁

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NCU 571.4维修 6FC5357-0BB12-0AE0
NCU 571.5维修 6FC5357-0BB15-0AA0
NCU 572.2维修 6FC5357-0BB21-0AE0
NCU 572.2维修 6FC5357-0BB21-0AE1
NCU 572.2维修 6FC5357-0BB52-0AE0
NCU 572.3维修 6FC5357-0BB22-0AE0
NCU 572.3维修 6FC5357-0BB23-0AA0
NCU 572.3维修 6FC5357-0BB23-0AA1
NCU 572.4维修 6FC5357-0BB23-0AE0
NCU 572.4维修 6FC5357-0BB24-0AA0
NCU 572.5维修 6FC5357-0BB25-0AA0
NCU 573.2维修 6FC5357-0BB31-0AE0
NCU 573.2维修 6FC5357-0BB33-0AE0
NCU 573.2维修 6FC5357-0BB33-0AE1
NCU 573.2维修 6FC5357-0BB53-0AE1
NCU 573.3维修 6FC5357-0BB33-0AE2
NCU 573.3维修 6FC5357-0BB33-0AE3
NCU 573.3维修 6FC5357-0BB33-0AA0
NCU 573.3维修 6FC5357-0BB33-0AA1
NCU 573.4维修 6FC5357-0BB34-0AA0
NCU 573.4维修 6FC5357-0BB34-0AE0
NCU 573.4维修 6FC5357-0BB34-0AE1
NCU 571.5维修 6FC5357-0BB15-0AA0
NCU 572.5维修 6FC5357-0BB25-0AA0
NCU 573.5维修 6FC5357-0BB35-0AA0
NCU 573.5维修 6FC5357-0BB35-0AE0

西门子NCU数码管数字一直跳换闪烁