Friends who want to buy LED display screen will definitely ask for the quotation scheme of LED display screen as a reference, whether the budget is over-expenditure. With many years of experience, the following Longcheng Photoelectric will give you a detailed description of the various costs included in the quotation of LED display screen, in order to help you have a clear and intuitive understanding when you choose and purchase LED color screen.
1. Display screen cost: generally according to how much per square meter to calculate, that is, common LED display price XXX yuan /, which display model, materials used, quotation will be different. The price quotation includes a complete set of LED color screen requirements: tube core, module circuit board, IC driver chip, module power supply, steel box and plastic mask, and all the wiring and connection lines inside the display screen, etc. Generally, there is no tax quotation. This may be different. Ask clearly when consulting.
2. Cost of control system: that is, the cost of sending and receiving cards for display screen. Generally, only one sending card is needed for a screen, which is installed in the host computer, and the number of sending cards is n. The number of control cards is mainly determined by the size of the display screen. Generally speaking, the larger the area and the higher the density of the display screen, the more reception cards used.
3. Control computer: The necessary equipment for controlling LED display needs to be equipped with dual-core CPU, 2G memory, 1G or more independent graphics cards, and PCI slots for the motherboard.
4. Audio + Power Amplifier: The device that makes the display screen play the sound synchronously by video, usually equipped with 1 power amplifier and 2 sound.
5. Distribution cabinet: small area LED display screen can not be used. It is suggested that *** large power consumption display screen should be equipped with more than 10 KW power, which can provide voltage and current for the stable operation of the display device, and effectively prevent the failure of the power supply switch of the display screen.
6. Air-conditioning: Heat dissipation equipment, outdoor LED display screen more than 20_must be equipped by the manufacturer of air-conditioning, to ensure the normal operation of the screen and extend the life of the display devices. Generally indoor screen or small area display screen can not be used; large area indoor display strongly recommends wall-mounted air-conditioning, effective cooling, to ensure the normal long-distance display at high temperature, reduce the failure rate.
7. Multifunctional card: for indoor display screen, the main function is to intelligently adjust the brightness, temperature and other values of LED full-color display screen in different time periods, so as to save energy and electricity and prolong the life of LED display screen; indoor display screen can not be used.
8. Lightning arrester: outdoor LED display, mainly lightning protection device; indoor display can not be used.
9. Video capture card: TV card, a small card, installed in the computer, with the corresponding driver software, can allow the display screen to play cable TV channel programs synchronously. Whether it needs to be used, users can choose and buy it on their own, and the price is not expensive.
10. LED video processor: mainly to improve the overall display effect and functional application of large screen, fully tap the value of the display screen. To solve the problems of access, processing and display of various video signals, the format conversion between various signal formats can be completed. There are many brands and models of LED video processors with different prices.
11. LED playback software: including computer system software, LED video playback software, etc. Usually they are provided free of charge.
12. Steel structure, manual installation: used to fix the bracket for the installation of display screen, generally with steel frame structure, as well as aluminum-plastic plate or stainless steel edge material. Including manual installation costs (suggestion: free steel frame structure design drawings can be provided by manufacturers, customers can find local manufacturers to make good, simple production, general workers can complete, less cost, easy installation)
13. Freight: Depending on the delivery distance budget, I believe that the majority of customers are still acceptable. Customers can also be responsible for their own expenses, which can be reported on the spot.
14. Technician fee: While the display is delivered to the client, the company sends 1-2 technicians to assist in installation and technical debugging. Customers only need to be responsible for the general board and lodging expenses and round-trip fares of our technical engineers, and can report them on the spot.
That's where the quotation for LED display includes all the costs. Convenient friends have a clear understanding, so that when choosing to buy the bottom in mind.
