Koss KS5429-2 Manuel d'utilisation
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c) If the product has been exposed to rain or water.
d) If the product does not operate normally even if you follow the
operating instructions. Adjust only those controls that are covered by
the operating instructions. 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 operating condition.
e) If the product has been dropped or the cabinet has been damaged.
f ) When the product exhibits a distinct change in performance.
Replacement Parts -- When replacement parts are required, be sure
the service technician has used replacement parts that are specified
or that have the same characteristics as the original part. Unauthorized
substitutions may result in fire, electric shock, or other hazards.
Safety Check -- Upon completion of any service or repairs to this
product, ask the service technician to perform safety checks to
ensure that the product is in safe operating order.
Ventilation --To ensure proper ventilation and proper operation, never
cover the unit with a cloth or other material and make sure there is a
gap of at least 10mm around the outside of the unit.
Open flames -- Keep the unit away from open flame sources, such
as fire and candles, and do not place open flames on the unit.
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