泰之（上海）自动化科技有限公司是专业维修
西门子数控设备的科技型服务公司，提供专业高效的
西门子数控系统、伺服电源、伺服驱动以及伺服电机维修。公司拥有西门子全套测试平台，大量西门子备件以及种类齐全的原装元器件芯片，公司维修工程师具有8年以上专业维修西门子系统的经验，并且经过西门子专业技术培训。从而保证了维修质量、维修速度和维修效率。公司维修采用芯片级维修，工程师自己绘制电路原理图，将器件故障做整体维修检测，针对不良元器件全部更换全新原装芯片，所有维修件都经过标准的耐久性测试，严格保证维修件的综合性能。
专业维修西门子840D、840D sl、810D数控系统NCU/CCU数控单元常见故障：
（1）7段码指示灯无显示
（2）H1、H2全亮
（3）7段码显示8
（4）7段码数字翻转数据不能总清
（5）电池、风扇故障
（6）数据不能保持
（7）接口故障
专业维修西门子802D sl数控单元，常见故障
（1）黑屏无显示
（2）不能正常引导
（3）按键无反应
（4）按键膜破损
（5）通讯不正常
（6）系统引导中断
（7）拓扑出错
西门子840D数控系统NCU数控单元常见维修型号
NCU 571.2 6FC5357-0BB11-0AE0
NCU 571.3 6FC5357-0BB11-0AE1
NCU 571.3 6FC5357-0BB13-0AA0
NCU 571.3 6FC5357-0BB13-0AA1
NCU 571.4 6FC5357-0BB14-0AA0
NCU 571.4 6FC5357-0BB12-0AE0
NCU 571.5 6FC5357-0BB15-0AA0
NCU 572.2 6FC5357-0BB21-0AE0
NCU 572.2 6FC5357-0BB21-0AE1
NCU 572.2 6FC5357-0BB52-0AE0
NCU 572.3 6FC5357-0BB22-0AE0
NCU 572.3 6FC5357-0BB23-0AA0
NCU 572.3 6FC5357-0BB23-0AA1
NCU 572.4 6FC5357-0BB23-0AE0
NCU 572.4 6FC5357-0BB24-0AA0
NCU 572.5 6FC5357-0BB25-0AA0
NCU 573.2 6FC5357-0BB31-0AE0
NCU 573.2 6FC5357-0BB33-0AE0
NCU 573.2 6FC5357-0BB33-0AE1
NCU 573.2 6FC5357-0BB53-0AE1
NCU 573.3 6FC5357-0BB33-0AE2
NCU 573.3 6FC5357-0BB33-0AE3
NCU 573.3 6FC5357-0BB33-0AA0
NCU 573.3 6FC5357-0BB33-0AA1
NCU 573.4 6FC5357-0BB34-0AA0
NCU 573.4 6FC5357-0BB34-0AE0
NCU 573.4 6FC5357-0BB34-0AE1
NCU 573.5 6FC5357-0BB35-0AA0
NCU 573.5 6FC5357-0BB35-0AE0
NCU 561.4 6FC5356-0BB12-0AE0
NCU 573.5 6FC5357-0BB35-0AE0
NCU 561.5 6FC5356-0BB15-0AA0
NCU 571.5 6FC5357-0BB15-0AA0
NCU 572.5 6FC5357-0BB25-0AA0
NCU 573.5 6FC5357-0BB35-0AA0
西门子840D sl数控系统NCU数控单元常见维修型号
西门子840D/SL数控伺服主板NCU710.2/720.2/720.2PN/730.2/730.2PN
NCU 710.2 6FC5371-0AA10-0AA1
NCU 720.2 6FC5372-0AA0-0AA1
NCU 730.2 6FC5373-0AA00-0AA1
NCU 730.2PN 6FC5373-0AA01-0AA1
西门子810D数控系统CCU数控单元常见维修型号
西门子810D/810DE数控伺服系统CCU1/CCU3/CCU3.4控制主板:
6FC5410-0AY03-0AA1
6FC5410-0AY01-0AA0
6FC5410-0AY03-0AA0
6FC5410-0AY01-0AA1
6FC5410-0AY00-0AA0
6FC5410-0AY01-0AA0
6FC5410-0AY03-0AA0
6FC5410-0AY030AA2
6FC5410-0AY01-0AA0
6FC5410-0AY02-0AA0
6FC5410-0AX02-0AA0
6FC5410-0AA00-0AA0
