Esse-ti CT290 Dect, Руководство пользователя

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60 ENGLISH
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Connect the protections for the power supply and telephone lines to the
installation.
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Do not introduce objects, liquids or powders inside the product. Do not use
sprays inside the product.
•
Do not open the product case since it does not contain any user-serviceable
parts. If necessary, contact an authorised assistance centre.
•
In case of gas leaks in the environment do not use the telephone to make an
emergency call.
•
When replacing the batteries, arrange for suitable disposal with similar
waste.
•
Packing components (such as plastic bags, foam polystyrene, etc.) must be
kept out of the reach of children because potentially dangerous.
Making the Installation
Internal telephone installations must be carried out by specialised personnel.
The installation and connection of telephone terminals to the
telecommunications network that do not comply with the regulations in force is
not permitted.
Warnings
The main causes of interference on telephone lines and power supply mains
(that may result in malfunctioning or damages to the product) are:
•
accidental contacts with lines with higher voltage (short circuit)
•
electromagnetic association with other conductors located nearby
•
sudden load variations, especially for power supply lines (electric motors,
etc.)
•
temporary interference caused by weather conditions (lightening)
Protections for telephones lines must be inserted not only on external, but also
on extension lines outside the building or lines connected to devices that are
powered from the mains (i.e. fax, modem, answering machine, cordless
telephone, etc.).
The protection for power supply lines must be connected to the input of the
product power line.
The earth terminal of the protections must be connected to a working earth
system to ensure the correct operation of the devices.