5
20.5 brackets or the keyhole wall mount adapter
provided with the loudspeaker. See Genelec Ac-
cessories Catalogue on www.genelec.com for a
complete list of mounting hardware options.
Maintenance
No user serviceable parts are to be found within
the amplifier unit. Any maintenance or repair of the
4020B unit should only be undertaken by qualified
service personnel.
Safety considerations
Although the 4020B has been designed in accord-
ance with international safety standards, the fol-
lowing warnings and cautions should be observed
to ensure safe operation and to maintain the loud-
speaker under safe operating conditions:
• Servicing and adjustment must only be
performed by qualified service personnel.
The loudspeaker must not be opened.
• Do not use this product with an unearthed
mains cable or an unearthed mains
connection as this may compromise
electrical safety.
• Do not exposethe loudspeaker to water or
moisture. Do not place any objects filled with
liquid, such as vases on the loudspeaker or
near it.
• This loudspeaker is capable of producing
sound pressure levels in excess of 85 dB,
which may cause permanent hearing
damage.
• Free flow of air behind the loudspeaker is
necessary to maintain sufficient cooling.
Do not obstruct airflow around the
loudspeaker.
• Note that the amplifier is not completely
disconnected from the AC mains service
unless the mains power cord is removed
from the amplifier or the mains outlet.
Guarantee
This product is guaranteed for a period of two years
against faults in materials or workmanship. Refer to
supplier for full sales and guarantee terms.
Compliance to FCC rules
This device complies with part 15 of the FCC Rules. Operation is
subject to the following conditions:
• This device may not cause harmful interference, and
• This device must accept any interference received,
including interference that may cause undesired operation.
Note: This equipment has been tested and found to comply with
the limits for a Class B digital device, pursuant to part 15 of the
FCC Rules. These limits are designed to provide reasonable pro-
tection against harmful interference in a residential installation.
This equipment generates, uses and can radiate radio frequency
energy and, if not installed and used in accordance with the in-
structions, may cause harmful interference to radio communica-
tions. However, there is no guarantee that interference will not
occur in a particular installation. If this equipment does cause
harmful interference to radio or television reception, which can
be determined by turning the equipment off and on, the user is
encouraged to try to correct the interference by one or more of
the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and
receiver.
• Connect the equipment into an outlet on a circuit different
from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician
for help.
Modifications not expressly approved by the manufacturer
could void the user’s authority to operate the equipment under
FCC rules.
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