Wireless LAN features operate between 2.412 GHz and 2.472 GHz with a peak transmission power of
100 mW.
CAUTION
For All Telephone Equipment
•
The product should be kept free of dust, moisture, high temperature (more than 40
℃
[104
℉
]) and
vibration, and should not be exposed to direct sunlight.
•
Unplug the product from the wall outlet before cleaning. Wipe the product with a soft cloth. Do not clean
with abrasive powders or with chemical agents such as benzine or thinner. Do not use liquid cleaners or
aerosol cleaners.
For the PBX
•
Do not install the system in the following locations:
a.
In direct sunlight and hot, cold, or humid places. (Temperature range: 0
℃
to 40
℃
[32
℉
to 104
℉
])
b.
Areas where sulfuric gases may be present, such as near thermal springs.
c.
Near devices that generate high frequencies, such as sewing machines or electric welders.
d.
Locations where other objects will obstruct the area around the PBX. Be especially careful to leave
at least 10 cm (4 in) to the openings of the PBX for ventilation.
e.
Locations where condensation can occur.
•
Do not block the openings of the PBX. Allow space of at least 20 cm (8 in) above, 10 cm (4 in) at the
sides, and 10 cm (4 in) below the PBX.
•
When installing or removing the optional service cards, do not put pressure on any parts of the mother
board. Doing so may result in damage to the PBX.
•
Once you have started the PBX, if you unplug the PBX, do not initialize it again as described in "System
Initialization Procedure". Otherwise, your programmed data will be cleared. To restart the PBX.
1.1 For Your Safety
12
Getting Started
