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Important Information
14 Document Version 2009-03
Important In formation
When using a KX-DT321 DPT, keep the following conditions in
mind.
• If you are having problems making calls, unplug the extension line and
connect a known working telephone. If the known working telephone
operates properly, have the defective telephone repaired by an
authorized Panasonic factory service center. If the known working
telephone does not operate properly, check the PBX and the internal
extension wiring.
• Wipe the unit with a soft cloth. Do not clean the unit with abrasive
powders or with chemical agents such as benzene or thinner.
• Use only the correct Panasonic handset.
• Do not disassemble this unit. Dangerous electrical shock could result.
The unit must only be disassembled and repaired by qualified service
technicians.
• If damage to the unit exposes any internal parts, immediately disconnect
the cable or cord.
• Never attempt to insert wires, pins, etc. into the vents or other holes of
this unit.
Take special care to follow the safety suggestions listed
below.
Installation
Environment
1)Do not use this unit near water, for example, near a bathtub, washbowl
or sink. Damp basements should also be avoided.
2)Keep the unit away from heating appliances and devices that generate
electrical noise, such as fluorescent lamps, motors, and televisions.
These noise sources can interfere with the performance of the unit. It
also should not be placed in rooms where the temperature is less than
5 °C (41 °F) or greater than 40 °C (104 °F).
Allow 10 cm (3-15/16 in) clearance around the unit for proper
ventilation.
Placement
1)Do not place heavy objects on top of this unit.
2)Care should be taken so that objects do not fall onto, and liquids are
not spilled into, the unit. Do not subject this unit to excessive smoke,
dust, moisture, mechanical vibration, shock, or direct sunlight.
3)Place the unit on a flat surface.