Home
中文
Home
About Us
Products
News Center
Project Cases
Contact Us
About Us
Profile
Culture
History
Awards
Environment
Partners
Products
Elevator Access System
Mobile APP Control System
Door Access control System
Visitor Intercom Linkage Syste
News Center
Company News
Industry News
Technology
Project Cases
Community
Office Building
Hotel
Government
Public Institution
Contact Us
Service Network
Careers
FAQ
Service Network
Careers
FAQ
Communication fault with the controller
release date:2015-10-19 14:08
Inspection measures:
Check whether the system has swiped the managing card or not. If yes, but still can’t swipe the user card, then check whether the user card is issued or not.