Power Cord Notice - Lenovo ThinkCentre E51 Quick Reference

equipment must also be installed using an acceptable method of connection.
The customer should be aware that compliance with the above conditions may
not prevent degradation of service in some situations. Repairs to certified
equipment should be coordinated by a representative designated by the
supplier. Any repairs or alterations made by the user to this equipment, or
equipment malfunctions, may give the telecommunications company cause to
request the user to disconnect the equipment.
Users should ensure for their own protection that the electrical ground
connections of the power utility, telephone lines, and internal metallic water
pipe system, if present, are connected together. This precaution may be
particularly important in rural areas.
Caution: Users should not attempt to make such connections themselves, but
should contact the appropriate electric inspection authority, or electrician, as
appropriate.
NOTICE: The Ringer Equivalence Number (REN) assigned to each terminal
device provides an indication of the maximum number of terminals allowed to
be connected to a telephone interface. The termination on an interface may
consist of any combination of devices subject only to the requirement that the
sum of the Ringer Equivalence Numbers of all the devices does not exceed 5.

Power cord notice

For your safety, Lenovo provides a power cord with a grounded attachment
plug to use with this product. To avoid electrical shock, always use the power
cord and plug with a properly grounded outlet.
Power cords provided by Lenovo in the United States and Canada are listed by
Underwriter's Laboratories (UL) and certified by the Canadian Standards
Association (CSA).
For units intended to be operated at 115 volts: Use a UL-listed and
CSA-certified cord set consisting of a minimum 18 AWG, Type SVT or SJT,
three-conductor cord, a maximum of 15 feet in length and a parallel blade,
grounding-type attachment plug rated 15 amperes, 125 volts.
For units intended to be operated at 230 volts (U.S. use): Use a UL-listed and
CSA-certified cord set consisting of a minimum 18 AWG, Type SVT or SJT,
three-conductor cord, a maximum of 15 feet in length and a tandem blade,
grounding-type attachment plug rated 15 amperes, 250 volts.
For units intended to be operated at 230 volts (outside the U.S.): Use a cord set
with a grounding-type attachment plug. The cord set should have the
appropriate safety approvals for the country in which the equipment will be
installed.
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