Important Notices
FCC – United States
This equipment has been tested and found to comply with the limits for a class A digital device,
pursuant to Part 15 of the FCC Rules and Regulations. These limits are designed to provide
reasonable protection against harmful interference when the equipment is operated in a commercial
environment. This equipment generates, uses, and can radiate radio frequency energy and, if not
installed and used in accordance with the instruction manual, may cause harmful interference to radio
communications. Operation of this equipment in a residential area is likely to cause harmful
interference in which case the user will be required to correct the interference at his own expense.
FCC Registration Number:
DUF6VT-12874-OT-T
DOC - Canada
The Canadian Department of Communications label identifies certified equipment. This certification
means that the equipment meets certain telecommunications network protective, operational, and
safety requirements. The Department does not guarantee the equipment will operate to the users
satisfaction.
Before installing this equipment, users should ensure that it is permissible to be connected to the
facilities of the local telecommunications company. The equipment must also be installed using an
acceptable means 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 made by an authorized Canadian maintenance facility
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.
DOC Registration Number:
1736 4507 A
Notice:
The Load Number (LN) assigned to each terminal device denotes the percentage of the total load to
be connected to a telephone loop which is used by the device, to prevent overloading. The
termination on a loop may consist of any combination of devices subject only to the requirement that
the sum of the load numbers of all the devices does not exceed 100.
Notice:
DoorKing does not provide a power transformer on units sold into Canada. Use only transformers that
are CSA listed to power the telephone entry system. The model 1812-Plus requires a 16-volt, 20 VA
transformer.
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