Polycom 5020 User Manual page 75

14.2.4.1 Intrinsic safety
Do not use the handset in conditions where there is a danger of electrically
ignited explosions.
Exposure to sunlight, heat and moisture
Do not expose the cordless phone to direct sunlight for long periods. Keep
the cordless phone away from excessive heat and moisture.
Spare parts and accessories
Use only approved spare parts and accessories. The operation of
non-approved parts cannot be guaranteed and may even cause damage.
Power failure
In the event of a power failure or flat battery, you cannot use the handset to
make or receive calls.
Battery Precautions
1. Periodically clean the charge contacts on both the charger and handset.
2. Exercise care in handling batteries in order not to short the batteries
with conducting materials such as rings, bracelets, and keys. The batter-
ies or conducting material may overheat and cause burns or fire.
3. Do not open or mutilate the batteries, released electrolyte is corrosive
and may cause damage to the eyes or skin. The electrolyte may be toxic
of swallowed.
4. During charging batteries heat up. This is normal and not dangerous.
5. Lithium cell installation Caution - Danger of Explosion if Battery is incor-
rectly replaced. Replace only with the same or equivalent type recom-
mended by the manufacturer. Dispose of used batteries according to the
manufacturer's instructions.
Notices
Before installing this equipment, users should ensure that it is permissible
to be connected to the facilities of the local telecommunications company.
The equipment must also be installed using an acceptable method of con-
nection. The customer should be aware that compliance with the above con-
ditions may not prevent degradation of service in some situations.
Repairs to certified equipment should be coordinated by a representative
designated by the supplier. Any repairs or alterations made by the user to
this equipment, or equipment malfunctions, may give the telecommunica-
tions company cause to request the user to disconnect the equipment.
Users should ensure for their own protection that the electrical ground con-
nections of the power utility, telephone lines and internal metallic water
pipe system, if present, are connected together. This precaution may be
particularly important in rural areas
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