Retevis RT642 Manual page 9

using equipment that is sensitive to external RF energy.
• Turn off your radio when on board an aircraft. Any use of a
radio must be in accordance with applicable regulations per
airline crew instructions.
Protect your hearing:
• Use the lowest volume necessary to do your job.
• Turn up the volume only if you are in noisy surroundings.
• Turn down the volume before adding headset or earpiece.
• Limit the amount of time you use headsets or earpieces at
WARNING
high volume.
• When using the radio without a headset or earpiece, do not
place the radio's speaker directly against your ear
• Use careful with the earphone maybe possible excessive
sound pressure from earphones and headphones
can cause hearing loss
Note: Exposure to loud noises from any source for extended
periods of time may temporarily or permanently affect your
hearing. The louder the radio's volume, the less time is
required before your hearing could be affected. Hearing
damage from loud noise is sometimes undetectable at first
and can have a cumulative effect.
Avoid Burns
Antennas
• Do not use any portable radio that has a damaged antenna.
If a damaged antenna comes into contact with the skin
when the radio is in use, a minor burn can result.
WARNING
Batteries (If appropriate)
• When the conductive material such as jewelry, keys or
chains touch exposed terminals of the batteries, may
complete an electrical circuit (short circuit the battery) and
become hot to cause bodily injury such as burns. Exercise
care in handling any battery, particularly when placing it
inside a pocket, purse or other container with metal objects
Long transmission
• When the transceiver is used for long transmissions, the
radiator and chassis will become hot.
Safety Operation
Forbid
• Do not use charger outdoors or in moist environments, use
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only in dry locations/conditions.
• Do not disassemble the charger, that may result in risk of
electrical shock or fire.
• Do not operate the charger if it has been broken or
WARNING
damaged in any way.
• Do not place a portable radio in the area over an air bag or
in the air bag deployment area. The radio may be propelled
with great force and cause serious injury to occupants of
the vehicle when the air bag inflates.
To reduce risk
• Pull by the plug rather than the cord when disconnecting
the charger.
• Unplug the charger from the AC outlet before attempting
any maintenance or cleaning.
• Contact Retevis for assistance regarding repairs and
service.
• The adapter shall be installed near the equipment and shall
be easily accessible
Approved Accessories
• This radio meets the RF exposure guidelines when used
with the Retevis accessories supplied or designated for the
product. Use of other accessories may not ensure complia-
nce with the RF exposure guidelines and may violate
WARNING
regulations.
• For a list of Retevis-approved accessories for your radio
model, visit the following website: http://www.Retevis.com
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