The scope of our after-sales service mainly includes: hardware
failure in the display, connector plug-in failure, display control system failure, display
control software failure, etc.
First-level failure: connector connection problem on the display and control software failure remote phone or network guidance
Secondary fault: unit module, power supply, receiving card, sending card, graphics card damaged mailing service
Three-level fault: fault determination standard A large number of modules or power supply damage on the display
If you have a major event that requires our company engineers to go to the site for technical support, we can provide paid services.