Environmental Requirements; Cordless Telephone - Aastra DT390 User Manual

USER GUIDE
2.4
2.4.1
2.4.2
1424-EN/LZT 103 087 Uen G 2014-04-14

Environmental Requirements

Cordless Telephone

• Note: Do not use the cordless phone in areas with a danger of
explosion, as it is not specified as intrinsically safe.
• Only use the telephone in temperatures between 0
o o
(32 F to 104
• Avoid exposing the telephone for direct sunlight or close to other
heat sources.
• Avoid volume levels that may be harmful to your hearing. Exposure
to excessive sound pressure from a cordless phone's earpiece or
headset may cause permanently hearing loss
• Do not expose the telephone to open flame.
• Keep the telephone away from excessive heat and moisture.
• Moving the equipment rapidly between warm and cold tempera-
tures may cause condensation (water droplets) to form on its
internal and external surfaces. Water droplets may cause malfunc-
tion of the equipment and corrupt or end communication or damage
the equipment. When condensation is noticed, stop using the
equipment. Switch off the phone, remove the battery and unplug
the mains adapter from the power outlet. Wait until the moisture
evaporates from the equipment before putting it in operation again.
• Protect your telephone from aggressive liquids and vapours.
• If the telephone has been exposed for water or condense, remove
the battery immediately and let it dry completely before re-inserting
the battery.
• Do not place a cold telephone in a charger.
• If the liquid crystal display breaks, avoid injury by preventing the
liquid crystal from coming into contact with eyes, skin or mouth.
Prevent the liquid crystal from leaking out of the broken glass.
• In case of smoke or fumes, stop operating the product and turn it
off immediately. Unplug the mains adapter and remove the
batteries from the phone immediately. Continued operation may
result in fire or electrical shock.
Battery
• Do not immerse the battery into water. This could short-circuit and
damage the battery. If the battery has been exposed to water or
F).
o o
C to +40 C
11