5
Important Information
When using a KX-DT390 Digital DSS Console, keep the
following conditions in mind.
•
If you are having problems making calls, unplug the extension line and
connect a known working Digital DSS Console. If the known working DSS
Console operates properly, have the defective DSS Console repaired by
an authorised Panasonic factory service centre. If the known working
DSS Console 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.
•
This unit is designed to aid the visually handicapped to locate dial keys
and buttons.
•
This unit is designed to be installed under controlled conditions of
ambient temperature and a relative humidity.
•
Avoid installing the unit in damp or humid environments, such as
bathrooms or swimming pools.
•
999 and 112 can be dialled on the product after accessing the outside
line for the purpose of making outgoing calls to the BT emergency (999)
and (112) services (United Kingdom only).
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 or greater than 40 °C.
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.
DT390UK_QRG_CE1731.fm Page 5 Monday, June 30, 2008 5:15 PM