LG CineBeam HU80KS Owner's Manual page 17

17
For USA
NOTE TO CABLE/TV INSTALLER
This reminder is provided to call the
CATV system installer's attention
to Article 820 - 40 of the National
Electric Code (U.S.A.). The code
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 to the point of
the cable entry as practical.