商業建筑布線標準（EIA / TIA568B）
民用電器建筑設計規范（JGJ / T16-9 2）
5。 Regular inspections are carried out every year so that you can buy and use with peace of mind without any worries.
6。 We regularly hold audio-visual system products and broadcasting equipment technical training exchange meetings every year, and invite new and old users to participate, so that the unit’s audio-visual staff and leaders have more opportunities to learn more about the various audio-visual products, broadcasting equipment and system engineering equipment in use Full application.
7。 All products implement life-long maintenance service system, quality implements three guarantees service, one year warranty, after the free warranty period, only the cost of materials will be charged.
1、 Our company guarantees that the equipment provided to the purchaser meets the technical specifications of the product manual.
2、 In order to support the operation and maintenance of contract equipment, our company guarantees that the technical information provided is complete, clear and correct.
3、Installation and debugging:
(1）, our company will assign professional and technical personnel to the site for installation and commissioning. During the installation and commissioning process, our company's technical personnel will strictly follow the requirements of the technical plan and the product's technical instructions for scientific installation and commissioning. If there are special circumstances that need to change part of the installation plan, the purchaser and the user negotiate the design. Our company will ensure that the completion time of the installation and commissioning is consistent with the agreed time between the two parties. If the delay is required due to natural or man-made reasons by the purchaser, the two parties will negotiate Resolve.
(2）. For the original hardware equipment, the standard specified in the original factory instructions will be used as the standard. For the system connection parts that require our technical design, we will use the technical solution confirmed by both parties as the standard.
(3）. Training plan: After the commissioning of this system, Party B will provide free training for Party A’s operations and management personnel. The training location can be in Party B’s company or on the site of Party A for on-site guidance.
The working principle of campus music automatic broadcasting system;
System hardware, software composition and functional characteristics;
Some routine maintenance and troubleshooting.
You have become the unit of our EVA series product after-sales service center. We will strictly follow the international ISO-9001 quality assurance system standards to provide you with.
Our company will provide detailed product instructions and system maintenance instructions according to the contract list, and will conduct the following training for users:
(1） system use.
(2） System maintenance.
(3） System maintenance.
(1） Warranty purpose: timely reporting to ensure the stable operation of the equipment.
(2）Warranty period: one year.
(3）Warranty scope: equipment provided by the supplier.
If users find problems that cannot be solved by themselves during use, they can directly contact our company by telephone, fax, etc. Our company will respond within 24 hours and negotiate with users to resolve them.
Under normal use and access conditions, our company is responsible for the quality of the equipment. If there is a failure due to product quality, our company will repair and replace parts free of charge. During the warranty period, if the equipment is found to be inconsistent with the technical indicators listed in the plan or contract, or the equipment does not operate normally, the user should issue a detailed written report to our company to explain the details of the problem.
The following conditions are not covered by the warranty:
(1） The equipment is under normal wear and tear and consumes parts.
(2）Due to the unauthorized modification of the equipment by the user, equipment problems caused by incorrect use.
(3） Failure or damage caused by nature, war or other force majeure factors.