Customer Support Information
Issue 1 June 1998 xv
■Changes at Local Telephone Company. Your local
telephone company may make changes in its facilities,
equipment, operations, or procedures that affect the proper
functioning of this equipment. If they do, you will be notified in
advance to give you an opportunity to maintain uninterrupted
telephone service.
■New Network Area and Exchange Codes. The DEFINITY
ECS software does not restrict access to any new area codes
or exchange codes established by a local telephone company.
If the user has established toll restrictions on the system that
could restrict access, then the user should check the lists of
allowed and disallowed dial codes and modify them as needed.
■Equal Access Codes. This equipment is capable of providing
users access to interstate providers of operator services
through the use of access codes. Modifications of this
equipment by call aggregators to block access dialing codes is
a violation of the Telephone Operator Consumers Act of 1990.
Federal CommunicationsCommission (FCC)Electromagnetic InterferenceInformation
The DEFINITY Extender 1100 System has been tested and found
to comply with the limits for a Class A digital device, pursuant to
Part 15 of the FCC Rules. 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. However, there is no guarantee that interference
will not occur in a particular installation.