Operation Manual

12
Products with television tuner options
installed
The notice below applies to products containing television (TV) tuner devices that
connect to external antennas or to cable/CATV systems, or both, and that are intended
to be installed in North America. Users and installers in other countries should follow
local codes and ordinances when installing appliances that connect to external antennas
and cable/CATV systems. If local codes are not applicable, it is recommended that
users/installers follow guidelines similar to those that follow.
Note to CATV system installer
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This reminder is provided to call the CATV system installer’s attention to Article 820-40
of the National Electrical Code (NEC) that provides guidelines for proper grounding and,
in particular, specifies that the cable ground shall be connected to the grounding system
of the building, as close as possible to the point of cable entry as practical.
Example of antenna grounding
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Ground clamp
Antenna lead-in wire
Antenna discharge unit (NEC Section 810-20)
Grounding conductors (NEC Section 810-21)
Power service grounding electrode system (NEC Article 250, Part H)
Ground clamps
Electronic service equipment