西門子840D開不了機，西門子PCU50啟動黑屏，西門子PCU50故障維修、西門子PCU50.3黑屏維修，不開機維修，不能NCU通信維修，不能與CCU通信維修，連不了系統維修，進不HMI界面維修，高壓板維修，開關電源維修，西門子810D系統主機維修，面板電腦維修，840D系統電腦主機維修

西門子PCU50主機維修型號：
6FC5210-0DA21-1AA0 MMC103/32MB 6FC5210-0DA21-1AA0 840D 
6FC5210-0DA21-1AA2 MMC 103, 64MB 6FC5210-0DA21-1AA2 840D 
6FC5210-0DA21-2AA0 MMC 103 / 32MB 6FC5210-0DA21-2AA0 840D 
6FC5210-0DA21-2AA1 MMC 103, 64MB 6FC5210-0DA21-2AA1 840D 
6FC5210-0DA21-2AA2 MMC 103, 64MB 6FC5210-0DA21-2AA2 840D 
6FC5210-0DB21-3AA1 MMC103,64MB/NT 6FC5210-0DB21-3AA1 840D 
6FC5210-0DB22-3AA1 MMC103 / 128MB / NT 6FC5210-0DB22-3AA1 
6FC5210-0DF00-0AA0 PCU 20, 166MHZ/16MB 6FC5210-0DF00-0AA0 
6FC5210-0DF00-0AA1 PCU20 SPC 166MHZ/32MB 6FC5210-0DF00-0AA1 
6FC5210-0DF00-0AA2 PCU20 SPC 266MHZ/32MB 6FC5210-0DF00-0AA2 
6FC5210-0DF00-1AA0 PCU 20, 233MHZ/32MB 6FC5210-0DF00-1AA0 
6FC5210-0DF00-1AA1 PCU20 SPC 233MHZ/32MB 6FC5210-0DF00-1AA1 
6FC5210-0DF00-1AA2 PCU20 SPC 333MHZ/32MB 6FC5210-0DF00-1AA2 
6FC5210-0DF01-0AA0 PCU50 O.HMI 6FC5210-0DF01-0AA0 810D/840D 
6FC5210-0DF02-0AA0 PCU 50, HMI 6FC5210-0DF02-0AA0 810D/840D 
6FC5210-0DF03-0AA0 PCU 50 6FC5210-0DF03-0AA0 810D/840D 
6FC5210-0DF04-0AA0 PCU 70, WIN 6FC5210-0DF04-0AA0 
6FC5210-0DF05-0AA0 PCU 50, WIN 6FC5210-0DF05-0AA0 810D/840D 
6FC5210-0DF20-0AA0 PCU 50 566MHZ, NT4.0 6FC5210-0DF20-0AA0 
6FC5210-0DF21-0AA0 PCU 50 566MHZ, NT4.0 6FC5210-0DF21-0AA0 
6FC5210-0DF21-2AA0 PCU 50 566MHZ, WIN XP 6FC5210-0DF21-2AA0 
6FC5210-0DF22-0AA0 PCU 50 1,2GHZ, NT4.0 6FC5210-0DF22-0AA0 
6FC5210-0DF22-1AA0 PCU50 1,2GHZ, WIN2000 6FC5210-0DF22-1AA0 
6FC5210-0DF22-2AA0 PCU50 1,2GHZ, WIN XP 6FC5210-0DF22-2AA0 
6FC5210-0DF23-2AA0 PCU 50 566MHZ, WIN XP 6FC5210-0DF23-2AA0 
6FC5210-0DF24-0AA0 PCU70 1,2GHZ, WIN NT 6FC5210-0DF24-0AA0 
6FC5210-0DF24-2AA0 PCU70 1,2GHZ, WIN XP 6FC5210-0DF24-2AA0 
6FC5210-0DF25-2AA0 PCU50 1,2GHZ, WIN XP 6FC5210-0DF25-2AA0 
6FC5210-0DF31-2AA0 PCU50.3-C, WINXP 6FC5210-0DF31-2AA0 
6FC5210-0DF33-2AA0 PCU50.3-P, WINXP 6FC5210-0DF33-2AA0 

6FC5210-0AA00-0AA0 MOD,LI-INTERF-6FC5210-0AA00-0AA0 
6FC5210-0AD21-0AA0 SINUMERIK FM-NC/840D 
6FC5210-0DA00-0AA0 MMC 0, COMPO. 6FC5210-0DA00-0AA0 840 D 
6FC5210-0DA00-1AA0 MMC100.2,8MB 6FC5210-0DA00-1AA0 840D 
6FC5210-0DA00-1AA1 MMC100.2,12MB 6FC5210-0DA00-1AA1 840D 
6FC5210-0DA10-0AA0 MMC 1, KOMPO. 6FC5210-0DA10-0AA0 840 D 
6FC5210-0DA10-0AA1 MMC 101,COMPO. 6FC5210-0DA10-0AA1 840D 
6FC5210-0DA11-0AA0 SINUMERIK FM-NC/ 840D/DE 
6FC5210-0DA20-0AA0 MMC 102,DX2,8MB6FC5210-0DA20-0AA0 840 D 
6FC5210-0DA20-0AA1 MMC 102, 8MB 6FC5210-0DA20-0AA1 840D 
6FC5210-0DA20-1AA0 MMC 103 / 16MB 6FC5210-0DA20-1AA0 840D 
6FC5210-0DA20-1AA1 MMC 103, 32MB 6FC5210-0DA20-1AA1 840D 
6FC5210-0DA20-1AA2 MMC 103, 32MB 6FC5210-0DA20-1AA2 840D 
6FC5210-0DA20-2AA0 MMC 103 / 32MB 6FC5210-0DA20-2AA0 840D 
6FC5210-0DA20-2AA1 MMC 103, 32MB 6FC5210-0DA20-2AA1 840D 
6FC5210-0DA20-2AA2 MMC 103, 32MB 6FC5210-0DA20-2AA1 840D 
6FC5210-0DA21-0AA0 MMC 102,DX2,16M6FC5210-0DA21-0AA0 840 D 

上海，江蘇，蘇州，南京，江陰，無錫，浙江，山東，河南，安徽，江西，湖北，湖南，河南，陜西，河北，福建，遼寧，吉林，黑龍江，寧夏，甘肅，海南，北京,西安，杭州，鄭州，合肥西門子CPU50數控主板維修中心

西門子PCU50公司配備整套西門子840D系統以及611U系列模擬測試框架,在維修西門子工控中可以對810D、802D、840C、810M、802C、802S等系統上使用的電源、驅動、直流調速器、軸卡(通訊卡)等進行試機，公司還擁有的IC芯片在線測試儀以及齊全的西門子資料庫、備件庫,全力為您解決西門子自動化設備出現的各種疑難故障，我公司有西門子多個系統測試平臺，修好后可試機，保證維修質量，可以回去裝機就可應用，不影響公司生產任務。西門子PCU50 故障修復率在90%以上。大大降低維成本。
 西門子PCU50控制主機不啟動維修維修故障：
   1.黑屏、無法啟動，面板無顯示，開機不顯示等故障維修。
    2.西門子PCU50開機不顯示，有時候能啟動，有時候不能啟動維修。
      二、西門子PCU50主機維修型號：
6FC5210-0DA21-1AA0 MMC103/32MB 6FC5210-0DA21-1AA0 840D 
6FC5210-0DA21-1AA2 MMC 103, 64MB 6FC5210-0DA21-1AA2 840D 
6FC5210-0DA21-2AA0 MMC 103 / 32MB 6FC5210-0DA21-2AA0 840D 
6FC5210-0DA21-2AA1 MMC 103, 64MB 6FC5210-0DA21-2AA1 840D 
6FC5210-0DA21-2AA2 MMC 103, 64MB 6FC5210-0DA21-2AA2 840D 
6FC5210-0DB21-3AA1 MMC103,64MB/NT 6FC5210-0DB21-3AA1 840D 
6FC5210-0DB22-3AA1 MMC103 / 128MB / NT 6FC5210-0DB22-3AA1 
6FC5210-0DF00-0AA0 PCU 20, 166MHZ/16MB 6FC5210-0DF00-0AA0 
6FC5210-0DF00-0AA1 PCU20 SPC 166MHZ/32MB 6FC5210-0DF00-0AA1 
6FC5210-0DF00-0AA2 PCU20 SPC 266MHZ/32MB 6FC5210-0DF00-0AA2 
6FC5210-0DF00-1AA0 PCU 20, 233MHZ/32MB 6FC5210-0DF00-1AA0 
6FC5210-0DF00-1AA1 PCU20 SPC 233MHZ/32MB 6FC5210-0DF00-1AA1 
6FC5210-0DF00-1AA2 PCU20 SPC 333MHZ/32MB 6FC5210-0DF00-1AA2 
6FC5210-0DF01-0AA0 PCU50 O.HMI 6FC5210-0DF01-0AA0 810D/840D 
6FC5210-0DF02-0AA0 PCU 50, HMI 6FC5210-0DF02-0AA0 810D/840D 
6FC5210-0DF03-0AA0 PCU 50 6FC5210-0DF03-0AA0 810D/840D 
6FC5210-0DF04-0AA0 PCU 70, WIN 6FC5210-0DF04-0AA0 
6FC5210-0DF05-0AA0 PCU 50, WIN 6FC5210-0DF05-0AA0 810D/840D 
6FC5210-0DF20-0AA0 PCU 50 566MHZ, NT4.0 6FC5210-0DF20-0AA0 
6FC5210-0DF21-0AA0 PCU 50 566MHZ, NT4.0 6FC5210-0DF21-0AA0 
6FC5210-0DF21-2AA0 PCU 50 566MHZ, WIN XP 6FC5210-0DF21-2AA0 
6FC5210-0DF22-0AA0 PCU 50 1,2GHZ, NT4.0 6FC5210-0DF22-0AA0 
6FC5210-0DF22-1AA0 PCU50 1,2GHZ, WIN2000 6FC5210-0DF22-1AA0 
6FC5210-0DF22-2AA0 PCU50 1,2GHZ, WIN XP 6FC5210-0DF22-2AA0 
6FC5210-0DF23-2AA0 PCU 50 566MHZ, WIN XP 6FC5210-0DF23-2AA0 
6FC5210-0DF24-0AA0 PCU70 1,2GHZ, WIN NT 6FC5210-0DF24-0AA0 
6FC5210-0DF24-2AA0 PCU70 1,2GHZ, WIN XP 6FC5210-0DF24-2AA0 
6FC5210-0DF25-2AA0 PCU50 1,2GHZ, WIN XP 6FC5210-0DF25-2AA0 
6FC5210-0DF31-2AA0 PCU50.3-C, WINXP 6FC5210-0DF31-2AA0 
6FC5210-0DF33-2AA0 PCU50.3-P, WINXP 6FC5210-0DF33-2AA0 
6FC5210-0AA00-0AA0 MOD,LI-INTERF- 6FC5210-0AA00-0AA0 
6FC5210-0AD21-0AA0 SINUMERIK FM-NC/840D 
6FC5210-0DA00-0AA0 MMC 0, COMPO. 6FC5210-0DA00-0AA0 840 D 
6FC5210-0DA00-1AA0 MMC100.2,8MB 6FC5210-0DA00-1AA0 840D 
6FC5210-0DA00-1AA1 MMC100.2,12MB 6FC5210-0DA00-1AA1 840D 
6FC5210-0DA10-0AA0 MMC 1, KOMPO. 6FC5210-0DA10-0AA0 840 D 
6FC5210-0DA10-0AA1 MMC 101,COMPO. 6FC5210-0DA10-0AA1 840D 
6FC5210-0DA11-0AA0 SINUMERIK FM-NC/ 840D/DE 
6FC5210-0DA20-0AA0 MMC 102,DX2,8MB6FC5210-0DA20-0AA0 840 D 
6FC5210-0DA20-0AA1 MMC 102, 8MB 6FC5210-0DA20-0AA1 840D 
6FC5210-0DA20-1AA0 MMC 103 / 16MB 6FC5210-0DA20-1AA0 840D 
6FC5210-0DA20-1AA1 MMC 103, 32MB 6FC5210-0DA20-1AA1 840D 
6FC5210-0DA20-1AA2 MMC 103, 32MB 6FC5210-0DA20-1AA2 840D 
6FC5210-0DA20-2AA0 MMC 103 / 32MB 6FC5210-0DA20-2AA0 840D 
6FC5210-0DA20-2AA1 MMC 103, 32MB 6FC5210-0DA20-2AA1 840D 
6FC5210-0DA20-2AA2 MMC 103, 32MB 6FC5210-0DA20-2AA1 840D 
6FC5210-0DA21-0AA0 MMC 102,DX2,16M6FC5210-0DA21-0AA0 840