G3网上赌博
G3网上赌博
After-sales service contact information
Working hours: (8:30-12:00, 13:30-17:30)
Response time: All offices respond 24 hours a day
After-sales service scope:
Our after-sales service scope mainly includes: hardware failure in display screen, plug-in failure in display screen, display control system failure, display control software failure, etc
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1. The unit module, power supply, or fan on the display is faulty 2. The display control system is faulty (graphics card, sending card, receiving card). The distribution cable in the display box is faulty 3. The control display software is faulty |
Free service during the warranty period |
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1. The display is faulty due to water (for example, structural decoration) 2. Display faults caused by human factors (for example, illegal operations on the display) 3. The display is faulty due to natural disasters |
Paid service under warranty |
Fault level determination criteria and handling methods:
Based on the fault characteristics of the display screen, Huimin Opto-Electronics determines and handles the display screen fault as follows:
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Fault level |
Fault determination criteria |
Treatment method |
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First order fault Second-order fault Three-stage fault |
The connector on the display is faulty and the control software is faulty The unit module, power supply, receiving card, sending card, and graphics card are damaged A large number of modules or power supplies on the display are damaged |
Remote telephone or Internet guidance Mail service On-site service |
After-sales service contact information
Working hours: (8:30-12:00, 13:30-17:30)
Response time: All offices respond 24 hours a day
