![](/images/new-backgrounds/1230855/23085511x1.webp)
ATTENTION
Insert batteries in accordance with instructions: Insert the batteries with correct polarities (positive ⊕ and negative ⊖).
Incorrect polarities may cause breakage and leakage of the batteries, hurt operators and contaminate the remote controller.
Do not block or cover the vents:
Blocking the vents may cause overheating and fire. Do not install the product in a place with little or no ventilation. Never cover the vents with towels, blankets or dusters.
Unplug the connector:
Unplug the power connector when the product will not be used for a long time.
Unplug the connector
Always make sure the antenna system is properly grounded to provide adequate protection against voltage surges and
Antenna
Antenna discharge unit (NEC Section
Ground clamp
Electric service equipment
Ground clamp
Grounding conductors
(NEC Section
Power service grounding
electrode system (NEC Art 250 Part H)
Use extreme care to make sure you are never in a position where your body (or any item your are in contact with, such as a ladder or screwdriver) can accidentally touch overhead power lines. Never locate the antenna near overhead power lines or other electrical circuits. Never attempt to install any of the following during lightning activity:
a). an antenna system; or b).cables, wires, or any home theater component connected to an antenna or phone system.