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audio/video, information and communication technology equipment testing

audio/video, information and communication technology equipment take on wide range, multiple scenarios, and rapid iteration. related industries have achieved long-term development in recent years. with the urgent demand for the iot, digitalization and intelligent life, the industry will still have amazing growth in the future.

audio/video, information and communication technology equipment includes electronic products for personal, family, commercial, office, financial, server room, educational and public gathering places. eg: speaker, audio power amplifier, television, television set-top box, disk player, audio/video player, electronic musical instrument, video recorder, computer, server, projector, paper shredder, monitor, printer, fax machines and multifunction devices, telephone, router, switch, mobile phone, power bank, self-service terminal product, uninterruptible power supply, cash register, wearable devices, inside power supply, external power adapter and charger, etc.

service content

noa focus on the compliance and quality of electrical and electronic products, and establish a one-stop service platform for consulting, testing and certification. we provide testing and certification services for audio/video, information and communication technology equipment used in all kinds of application scenario. certification projects include china compulsory certification, voluntary certification, energy conservation and environmental protection certification and china energy label.

relevant standards

○ gb 8898/iec60065/en60065《audio, video and similar electronic apparatus - safety requirements》

○ gb 4943.1/iec60950-1/en60950-1《information technology equipment - safety - part 1: general requirements》

○ iec 62368-1《audio/video, information and communication technology equipment-part 1: safety requirements》

○ gb 21520《minimum allowable values of energy efficiency and energy efficiency grades for computer monitors》

○ gb 21521《minimum allowable values of energy efficiency and energy efficiency grades for copy machines, printers and fax machines》

○ gb 28380《minimum allowable values of energy efficiency and energy grades for microcomputers》

○ gb 32028《minimum allowable values of energy efficiency and energy efficiency grades for projectors》

○ gb 24850《minimum allowable values of energy efficiency and energy efficiency grades for flat panel televisions and set-top boxes》

○ gb 20943《minimum allowable values of energy efficiency and evaluating values of energy conservation for single voltage external ac-dc and ac-ac power supplies》

○ gb/t 9813.1/2《general specification for computer》

○ qb/t 4844《paper shredder》

○ sj/t 11292《general specification for liquid crystal displays for computer》

○ sj/t 11348《display performance methods of measurement for flat panel television》

○ sj/t 11340《general specification for front projector》

○ gb/t 28037《information technology - general specification for projectors》

○ gb/t 18239《generic specification for integrated circuit card reader》

○ gb/t 14715《generic specification of uninterruptible power supply for information technical equipment》

○ gb 7260.1《uninterruptible power systems(ups) - part 1-1: general and safety requirements for ups used in operator access areas》

○ gb 7260.4《uninterruptible power systems(ups) - part 1-2: general and safety requirements for ups used in restricted access locations》

○ gb/t 35590《information technology—general specification for portable digital equipments power bank》

service process

q&a

1.how to divide the certification units for tv set-top box during product certification?

set-top box with television antenna terminals and capable of receiving television signals shall be classified as audio/video products. set-top box without television antenna terminals and transmitting signals only through public internet shall be classified as telecommunication products.

2.what is the purpose of the flat-panel tv energy efficiency test?

the energy efficiency is the ratio of brightness to power. therefore, the improvement of product energy efficiency is to reduce the power of the whole machine under the premise of maintaining reasonable brightness output. at present, the new technology of reducing energy consumption while reasonably controlling the brightness of tablet products has been widely adopted. to reduce the energy consumption of the whole society, save production costs, and protect the health of consumers.

3.what are the requirements for the label of the power bank?

name and model; manufacturer, trademark or identifying mark; rated input voltage and current, rated output voltage and current; rated capacity; cell or battery pack type and rated energy; for multiple output ports, the total current value of the same output voltage shall be marked, and the rated output voltage and current shall be marked near each output port.

4.what is the security level for paper shredder?

security level 1：the paper is destroyed so that the information on the paper does not require certain auxiliary means or expertise, but can be retrieved over a period of time.

security level 2：the paper is destroyed so that the information on the paper can only be retrieved using auxiliary means and time.

security level 3：the paper is destroyed so that the information on the paper can only be retrieved by a great deal of manpower, auxiliary means and time.

security level 4：the paper is destroyed so that the information on the paper can only be retrieved by special equipment or other special means.

security level 5：the paper is destroyed so that the information on the paper cannot be retrieved under current technical conditions.

our advantage

authoritative qualification

noa has been approved by certification and accreditation administration of the people’s republic of china（cnca）(cnca-r-2002-051), and has obtained qualification of china inspection body and laboratory mandatory approval (cma),and has passed the multiple approvals of china national accreditation service for conformity assessment (cnas), international accreditation service (ias), united kingdom accreditation service (ukas), joint accreditation system of australia and new zealand (jas-anz). noa has been approved by state administration for market regulation of china, and has been recognized as inspection and testing institution of china's special equipment, as well as the qualification of china's national equipment supervision and engineering supervision. noa-dci is the notified body of the ce directive of the european commission. noa has been recognized by the international electrotechnical commission (iecq) by obtaining electronic component quality assessment system. it is also a national inspection and assessment notified body of import and export commodity in china.noa is a high-tech enterprise in shanghai.

improve performance, realize asset value appreciation, and service throughout the entire value chain

from pre-design to post-operation, noa has the ability to guarantee the whole life cycle of the business. noa, as an independent third-party inspection company, has a large number of domestic and international standards and specifications proficient in design, welding, non-destructive testing, painting, packaging and other fields the experienced team of professional engineers and inspection experts, with more than ten years of experience in the domestic market, is familiar with all aspects of the domestic industrial equipment supply chain, and can provide you with technical support services for the full life cycle of technical services in a timely manner, combining various products. inspection, certification, testing, consulting, and auditing services can provide you with one-stop all-round comprehensive services.

quality, efficiency and service

noa has formed a mature and solid operation system in the development of more than 20 years. we let technical experts who are familiar with market regulations and testing standards and have professional industry experience to carry out inspection, evaluation and design review work. while meeting the requirements of domestic and international standards, we ensure that customers can obtain satisfactory service results in the first time with accurate time-sensitive management methods, and ensure that customers can seize the opportunity in the market competition.

service area

noa inspection services currently cover europe, australia, russia, some middle east regions and most regions in china. noa can ensure the consistency and continuity of customer service in different regions, and eliminate the impact of unfamiliar environments on customer quality. the guarantees and the impact of project implementation enable customers to participate in different markets across the country or around the world with flawless quality.

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