Technical training
    Our company will train the users based on the manual, system use guide and maintenance guide. The training include system use, system maintenance and equipment protection.

    After-sales services modes

    A.Phone service
    Leder After-sales Services Department provides customers with 24 –hour- phone service. When you contact us, please let us know the following information:
    1.Your name and phone number
    2.Warranty Card number
    3.Detailed fault information (if the fault could be presented by pictures, please take pictures and send them to us as possible as you can)
    Our after-sales service engineers will offer technical support and guidance based on your description.
    B.Real-time communication service

    Leder after-sales service engineers could provide customer services through TM & E-mail & MSN, for example, sending the video files of software operation & graphic card setup by TM to show how to operate.
    C.Remote control service

    Leder can operate the customer's computer remotely via Internet, to install and set up software for customers, and to dispose of the technical fault of LED display system software.
    D.Post Service
    Under warranty, customers could send the defective components back to 
    Leder , we will repair them and return to you as soon as we can. Please refer to the time chart of our response to some main components fault.
    Parts name Response time
    Graphic card Be sent out within two working days
    TS801 Sending card Be sent out within two working days
    RV801 Receiving card Be sent out within two working days
    General Power supply Be sent out within two working days
    Module?Driving board Be sent out within three working days
    E.On-site service

    We will send engineer to offer on-site service with your assistance upon your requirement.



    The scope of after-sales services

    Leder after-sales services are mainly related to the failures as below: hardware failure, connector failure, and control system failure, control software failure, the failure of accessories provided by Leder. The services under warranty are divided into the paid services and the free services, please refer to the following table:


    Free services under warranty

    1.Failures of module, power supply and fan in the display.
    2.Control system failures (graphic card, sending card, receiving card)
    3.Failures of connecting wires inside display cabinets supplied by 
    Leder.
    4.Failures of control software



    Paid service under warranty

    1.Failures not caused by Leder's construction(such as, structure decoration etc).
    2.Failures caused by incorrect operation to screen.
    3.Failures caused by natural disaster.