•
Avoid using wired telephones during an electrical storm. There is a remote risk of electric shock from
lightning.
•
Do not use a telephone in the vicinity of a gas leak to report the leak.
•
Rack Mount Instructions—The following or similar rack-mount instructions are included with the
installation instructions:
a.
Elevated Operating Ambient—If installed in a closed or multi-unit rack assembly, the operating ambient
temperature of the rack environment may be greater than room ambient. Therefore, consideration
should be given to installing the equipment in an environment compatible with the maximum ambient
temperature (Tma) specified by the manufacturer.
b.
Reliable Earthing—Reliable earthing of rack-mounted equipment should be maintained. Particular
attention should be given to supply connections other than direct connections to the branch circuit
(e.g., use of power strips).
SAVE THESE INSTRUCTIONS
1.1.3 Precautions
General information
•
Before attempting to connect or operate this product, please read the nameplate on the bottom or rear of
the product.
•
In the event of problems, you should contact your equipment supplier in the first instance.
Graphical symbols for use on equipment and their descriptions
Symbol
Explanation
Symbol
Explanation
Alternating current (A.C.)
Class
Ⅱ
equipment (equipment in
which protection against electric
shock relies on Double Insulation or
Reinforced Insulation)
Direct current (D.C.)
"ON" (power)
Protective earth
"OFF" (power)
Protective bonding earth
Stand-by (power)
Caution: risk caused by visible
radiation
"ON"/"OFF" (power; push-push)
For indoor use only
Caution, risk of electric shock
1.1.3 Precautions
Operating Manual
11
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 ...