Medion MD 18999, Руководство пользователя

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Information about these operating instructions
9
Products that feature this symbol meet the requirements of the EC
directives (see section ‘Declaration of conformity’)
Please follow the guidelines in the operating instructions.
• Bullet point/information on operating steps and results
−
Tasks to be performed
− Safety instructions to be performed
Warning: risk of explosive materials!
Protection class II
Electrical appliances in protection class II are appliances that have
double and/or reinforced insulation throughout, and do not have the
option of connecting a protective earth. The housing of an electrical
appliance in protection class II, with surrounding insulating material,
may either form all of the additional or reinforced insulation, or part of
it.
DC current symbol
Fig. A
Fig. B
Polarity markings
In the case of appliances with coaxial power connectors, these symbols
indicate the polarity of the connector. There are two types of polarity:
either positive inside and negative outside (Fig. A), or negative inside
and positive outside (Fig. B).
S
Symbol for electrical switched-mode power supply
Transformer – short circuit proof
Transformer in which the temperature does not exceed specifi ed
limits if the transformer is overloaded or short-circuited, and which
continues to meet all the requirements contained in the relevant
standard once the overload or short circuit has been rectifi ed.
Only use mains adapter provided.