THD504L USER’S GUIDE
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IMPORTANT SAFETY INSTRUCTIONS
Read and follow these instructions.
Heed all warnings.
Do not use this apparatus near water.
Clean only with dry cloth.
Do not block any ventilation openings. Install in accordance with the manufacturer’s instructions.
Protect the power cord from being walked on or pinched particularly at plugs, convenience receptacles, and
the point where they exit from the apparatus.
Unplug this apparatus during lightning storms or when unused for long periods of time.
Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been
damaged in any way, such as the power-supply cord or plug is damaged, liquid has been spilled or objects
have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate
normally, or has been dropped.
IMPORTANT SAFETY CONSIDERATIONS
The THD504L set-top box requires careful handling to avoid potential damage to its internal parts. Be sure to
follow these requirements during transportation and installation. The plug is the main disconnect device. It shall
remain readily accessible and operable. The apparatus shall not be exposed to dripping or splashing and no
objects filled with liquids, such as vases, shall be placed on the apparatus.