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Руководство по эксплуатации Страница: 64

Samsung 174T Руководство по эксплуатации онлайн [64/69] 782653

Mercury

Mercury is sometimes found in batteries, relays and switches. Mercury damages the nervous

system and is toxic in high doses.

z TCO'95 requirement states that batteries may not contain more than 25 ppm (parts per million)

of mercury. It also demands that no mercury is present in any of the electrical or electronics

components concerned with the display unit.

CFCs (freons)

CFCs (freons) are sometimes used for washing printed circuit boards and in the manufacturing of

expanded foam for packaging. CFCs break down ozone and thereby damage the ozone layer in

the stratosphere, causing increased reception on Earth of ultraviolet light with consequent

increased risks of skin cancer (malignant melanoma).

z The relevant TCO'95 requirement: Neither CFCs nor HCFCs may be used during the

manufacturing of the product or its packaging.

TCO'99-Ecological requirements for personal computers (TCO'99 applied model only)

Congratulations!

You have just purchased a TCO'99 approved and labelled product! Your choice has provided you

with a product developed for professional use. Your purchase has also contributed to reducing the

burden on the environment and also to the further development of environmentally adapted

electronics products.

This product meets the requirements for the TCO'99 scheme which provides for an international

environmental and quality labelling labelling of personal computers. The labelling scheme was

developed as a joint effort by the TCO(The Swedish Confederation of Professional Employees),

Svenska Naturskyddsforeningen(The Swedish Society for Nature Conservation), Statens

Energimyndighet(The Swedish National Energy Administration) and SEMKO AB.

The requirements cover a wide range of issuse: environment, ergonomics, usability, reduction of

electric and magnetic fields, energy consumption and electrical safety.

Why do we have environmentally labelled computers?

In many countries, environmental labelling has become an established method for encouraging

the adaptation of goods and services to the environment. The main problem, as far as computers

and other electronics equipment are concerned, is that environmentally harmful substances are

used both in the products and during their manufacture. Since it is not so far possible to

satisfactorily recycle the majority of electronics equipment, most of these potentially damaging

substances sooner or later enter nature.

There are also other characteristics of a computer, such as energy consumption levels, that are

important from the viewpoints of both the work (internal) and natural (external) environments.

Since all methods of electricity generation have a negative effect on the environment (e.g. acidic

and climate-influencing emissions, radioactive waste), it is vital to save energy. Electronics

equipment in offices is often left running continuously and thereby consumes a lot of energy.

What does labelling involve?

The environmental demands has been developed by Svenska Naturskyddsforeningen (The

Swedish Society for Nature Conservation). These demands impose restrictions on the presence

and use of heavy metals, brominated and chlorinated flame retardants, CFCs(freons)and

chlorinated solvents, among other things. The product must be prepared for recycling and the

manufacturer is obliged to have an environmental policy which must be adhered to in each

country where the company implements its operational policy.

The energy requirements include a demand that the computer and/or display, after a certain

period of inactivity, shall reduce its power consumption to a lower level in one or more stages. The

length of time to reactivate the computer shall be reasonable for the user.

Below you will find a brief summary of the environmental requirements met by this product. The

complete environmental criteria document may be ordered from:

Samsung 174T Руководство по эксплуатации онлайн [64/69] 782653

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