What is the lifetime of led display ？

The operational lifetime of a LED Display is determined by the lifetime of the LEDs. LED Manufacturers estimate the LED lifetime to be 100,000 hours under certain operating conditions. LED Display end of lifetime is when the frontal brightness has decreased to 50% of original brightness.

How to make a decision to buy an led display ？

To pass on Information
Step 1 What is the purpose of buying LED Display ？
For Rental PurposesStep 1 What is the purpose of buying LED Display ？
Step 2 In what environment will the led display be used？ Indoor / Outdoor / Semi Outdoor / Outdoor and Indoor
Step 3 Minimum distance of the audience？(Viewing distance)
Step 4 What is the estimated size of led display you want？
Step 5 What will be displayed on the Led Display ？
Step 6 How will the led display be installed？

What are the possible reasons for a nonfunctioning cabinet ？

220V power cable does not connect well
Data cable problem
Receiving card faulty.

What are the possible reasons of a nonfunctioning module ？

Power supply faulty
Improper connection of power cablesr.

What is the possible reason of line lamps off ?

Flat cable does connect not well or it is off
Previous output fault or current line input faulty.