Led Screen Almost before
8. Meet with customers
Ask the firm’s previous customers for information, question whether they are satisfied with the products and what their current status is. If possible, go and see it personally.
- LED driver chips (led driver chips)
Question about what LED driver integrations are used. Be sure to use the products of one of the specialist companies such as Toshiba, Macroblock, Texas Instruments. If you are using another company’s product, try searching for more information on the internet.
All data and electrical transmission are made with cables and connectors are used for the connections. The connectors are the weakest link of the chain in the electrical and data links. Learn and investigate the connectors to be used from your supplier.
- Product life and loss of gloss
Learn the lifespan of the product you want to purchase from manufacturer/seller . Ask for reference charts related to brightness loss. Sign them with your contract.
- LED Screen Driving Method
The LEDs are driven by a static scan and a dynamic scan techniques. Be sure to learn what isyour Led’s driving method and how it is calculated. Keep this feature in mind when comparing prices. (the product does not mean that the fixed-flow dynamic scanning method is good or bad, it is only an important factor in price comparison)
- Power sources
Make sure that the power sources to be used in the led screen have CE mark. Learn the safety factor. Be sure to use power supplies with power factor balancing to avoid frequent failures.
- Optional features
Ask your supplier for features that you can purchase optionally and try to get detailed information. Sometimes you can have important features for you by paying affordable price. You may also have the advantage of not having to pay for features you will never use.
15. Control system
Be clear about what control system is used in your product, learn what alternatives are, advantages and disadvantages. Get information from different producers to compare these features.
16.General product specifications and identification