Zhone 7995 安装指导
7990-A2-ZN10-30
Hotwire TDM SHDSL Endpoints
29
Important Safety Instructions
1
Read and follow all warning notices and instructions marked on the product or included in
the manual.
2
Input power to this product must be provided by one of the following: (1) a UL Listed/CSA
Certified power source with a Class 2 or Limited Power Source (LPS) output for use in
North America; or (2) a 24 or –48 VDC National Electric Code (NEC) ANSI/NFPA
70/Canadian Electric Code (CEC) Class 2 circuit installed in accordance with articles
110-16, 110-17, and 110-18 of the NEC, and articles 2-308, 2-310, 2-312, 2-314, 2-200, and
2-202 of the CEC, or (3) a Safety Extra Low Voltage (SELV) power source with a maximum
available output of less than 240 VA, certified for use in the country of installation.
3
Slots and openings in the cabinet are provided for ventilation. To ensure reliable operation
of the product and to protect it from overheating, these slots and openings must not be
blocked or covered.
4
Do not allow anything to rest on the power cord and do not locate the product where persons
will walk on the power cord.
5
Do not attempt to install or service this product yourself, as opening or removing covers
may expose you to dangerous high voltage points or other risks. Refer all installation and
servicing to qualified service personnel.
6
General purpose cables are provided with this product. Special cables, which may be
required by the regulatory inspection authority for the installation site, are the responsibility
of the customer.
7
When installed in the final configuration, the product must comply with the applicable
Safety Standards and regulatory requirements of the country in which it is installed. If
necessary, consult with the appropriate regulatory agencies and inspection authorities to
ensure compliance.
8
A rare phenomenon can create a voltage potential between the earth grounds of two or more
buildings. If products installed in separate buildings are interconnected, the voltage
potential may cause a hazardous condition. Consult a qualified electrical consultant to
determine whether or not this phenomenon exists and, if necessary, implement corrective
action prior to interconnecting the products.
9
In addition, if the equipment is to be used with telecommunications circuits, take the
following precautions:
— Never install telephone wiring during a lightning storm.
— Never install telephone jacks in wet locations unless the jack is specifically designed
— Never install telephone wiring during a lightning storm.
— Never install telephone jacks in wet locations unless the jack is specifically designed
for wet locations.
— Never touch uninsulated telephone wires or terminals unless the telephone line has
been disconnected at the network interface.
— Use caution when installing or modifying telephone lines.
— Avoid using a telephone (other than a cordless type) during an electrical storm. There
— Avoid using a telephone (other than a cordless type) during an electrical storm. There
may be a remote risk of electric shock from lightning.
— Do not use the telephone to report a gas leak in the vicinity of the leak.
CE Marking
When the product is marked with the CE mark on the equipment label, a supporting Declaration
of Conformity may be downloaded from the Zhone website at www.zhone.com.
of Conformity may be downloaded from the Zhone website at www.zhone.com.
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