1.1 For Your Safety
For All Telephone Equipment
･
The product should be kept free of dust, moisture, high temperature (more than 40 °C) 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 °C to 40 °C)
b. Areas where sulphuric 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 5 cm to the sides 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 above and 10 cm at the sides of 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 initialise it again as described in "
System
Initialisation Procedure
". Otherwise, your programmed data will be cleared. To restart the PBX, refer to
"
6.1.4 Restarting the PBX
".
･
Before touching the product (PBX, cards, etc.), discharge static electricity by touching ground or wearing
an earthing strap. Failure to do so may cause the PBX to malfunction due to static electricity.
･
When relocating the equipment, first disconnect the telecom connection before disconnecting the power
connection. When the unit is installed in the new location, reconnect the power first, and then reconnect
the telecom connection.
･
The plug of power supply cordset is used as the main disconnect device. Ensure that the AC outlet is
located near the equipment and is easily accessible.
･
Slots and openings in the front, back and bottom of the cabinet are provided for ventilation; to protect it
from overheating, these openings must not be blocked or covered. The openings should never be blocked
by placing the product on a bed, sofa, rug, or other similar surface while in use. The product should never
be placed near or over a radiator or other heat source. This product should not be placed in a sealed
environment unless proper ventilation is provided.
･
Make sure that the surface behind the PBX is flat and free of obstacles, so that the openings on the back
of the PBX will not be blocked.
･
When this product is no longer in use, make sure to detach it from the rack or wall.
･
Use only the AC power cord included with the PBX. A certified power supply cord has to be used with this
equipment. The relevant national installation and/or equipment regulations shall be considered. A certified
power supply cord not lighter than ordinary polyvinyl chloride flexible cord according to IEC 60227
(designation H05VV-F 3G 0.75 mm2) shall be used.
