Emerson SB351 - Manual (Page 7)

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23. Object and Liquid Entry
Never insert objects of any kind into this product through openings as they may touch dangerous
voltage points or short-out parts that could result in a fire or electric shock. Never spill liquid
of any kind on the product.
Do not attempt to service the product yourself as opening or removing covers may expose you
24. Damage Requiring Service
Unplug this product from the wall outlet and refer servicing to qualified service personnel under
the following conditions:
a. W hen the power-supply cord or the plug is damaged,
b. If liquid has been spilled, or objects have fallen into the product,
c. If the product has been exposed to rain or water,
d. If the product does not operate normally by following the operating instructions. Adjust only
those controls that are covered by the operating instructions as an improper adjustment of
other controls may result in damage and will often require extensive work by a qualified
technician to restore the product to its normal operation,
e. If the product has been dropped, or damaged in any way,
f. W hen the product exhibits a distinct change in performance, this indicates a need for service.
25. Replacement Parts
W hen replacement parts are required, be sure the service technician has used replacement parts
specified by the manufacturer or have the same characteristics as the original part. Unauthorized
substitutions may result in fire, electric shock, or other hazards.
26. Safety Check
Upon completion of any service or repairs to this product, ask the service technician to perform
safety checks to determine that the product is in proper operating condition.
27. Wall or Ceiling Mounting
The product should be mounted to a wall or ceiling only as recommended by the manufacturer.
28. Heat
The product should be situated away from heat sources such as radiators, heat registers, stoves, or
other products (including amplifiers) that produce heat.
29. Nonuse Period
If the unit is to be left unused for a long period of time, unplug the power cord.
30. Note To CATV System Installer
This reminder is provided to call the CATV system installer’s attention to Article 820-40 of the
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 to the point of cable
entry as practical.
IMPORTANT SAFETY INSTRUCTIONS