•
Plug the power cord firmly into an AC outlet. Otherwise, it can cause fire or electric shock.
CAUTION
For All Telephone Equipment
•
The product should be kept free of dust, moisture, high temperature (more than 40
℃
), 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 Control Box
•
The power supply cord 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.
•
When this product is no longer in use, make sure to detach it from the rack.
•
To protect this unit from static electricity, do not touch any external connectors of the unit.
Notice
For All Telephone Equipment
•
Read and understand all instructions.
For the Control Box
•
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.
Note
For All Telephone Equipment
•
Never attempt to insert wires, pins, etc. into the vents or holes of the product.
1.1.2 Important Safety Instructions
When using your telephone equipment, basic safety precautions should always be followed to reduce the
risk of fire, electric shock and injury to persons, including the following:
•
Do not use the product near water, for example, near a bathtub, wash bowl, kitchen sink, or laundry tub,
in a wet basement, or near a swimming pool.
1.1.2 Important Safety Instructions
10
Operating Manual
Summary of Contents for VL-VN1800
Page 4: ...Introduction 4 Operating Manual ...
Page 6: ...Table of Contents 6 Operating Manual ...
Page 42: ...Note 42 Operating Manual ...
Page 43: ...Note Operating Manual 43 ...