Service-SHENZHEN GM TECHNOLOGY CO., LTD.

Services

Customer Service

Service Mailbox：

sales@ledgm.net

Sales Hotline：13692105755 Tom

After-sales service contact：

Working time：（8：30-12：00，13：30-18：00）

After-sales service 24 hours service telephone：13692105755

After-sales service email：sales@ledgm.net

Scope of after service：

Within our service scope includes: display hardware fault, display connector, display control system fault, fault, by our company is equipped with display screen display control software supporting facilities of failure.Within the warranty period we paid service and free service to distinguish between the following table：

1. The display screen unit module, power supply, fan fault 2. The display control system failure (graphics, sending card and receiving card) displays the casing we distribution cable fault 3. Control screen is the software fault	Warranty service free of charge
1. The screen (such as: structure decoration, etc.) the water screen failure 2. Human factors resulting in failure of display screen (e.g., to display irregularities) 3. Display the fault caused by natural disasters	Warranty service fee

Level of fault judgement criteria and method

Company according to the characteristics of the display, the display screen judgement and treatment method of the fault：

The fault level	Fault judgement standard screen a large number of power modules or damaged	The solution
Level 1 fault	Screen plug and socket connection problems and control software failure	Remote telephone or network instruction
Level 2 fault	Unit module, power supply, receiving card, sending card, graphics card damage	Mail service
Level 3 failure	Fault judgement standard screen a large number of power modules or damaged	Door to door service
Level 4 fault	The power cord on the screen burn or burn the large Numbers of modules	Door to door service

Special activities support

If you have any major events need I company engineers to the site for technical support, we can provide paid services.

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