BRUEL & KJAER Mediator 2238, Руководство по обслуживанию, Страница: 4 / 34

2238 Mediator Integrating Sound Level Meter
Service Manual
Brüel & Kjær
4
Safety Considerations
This apparatus has been designed and tested in accordance with IEC Publication 61010
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1,
Safety Requirements for Electrical Equipment for Measurement, Control and Laboratory Use , and
has been supplied in safe condition. This Service Manual contains information and warnings
which must be followed by the user to ensure safe operation and to retain the apparatus in
safe condition. Special note should be made of the following:
Safety Symbols
The apparatus will be marked with this symbol when it is important that the user refers
to the associated warning statements given in the Manual.
Chassis Terminal Safety Earth Terminal Hazardous Voltage
Warnings
• This is a CISPR II, Class A product. In a domestic environment this product may cause
radio interference in which case the user may be required to take adequate measures.
• Switch off all power to equipment before connecting or disconnecting their digital inter-
face. Failure to do so could damage the equipment.
• Whenever it is likely that the correct function or operating safety of the apparatus has
been impaired, it must be made inoperative and be secured against unintended operation.
• Any adjustment maintenance and repair of the open apparatus under voltage must be
avoided as far as possible and, if unavoidable, must be carried out only by trained service
personnel.