User`s guide

4
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. When the product exhibits a distinct
change in performance - this indicates a
need or service.
22. Replacement Parts - When 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.
23. 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.
24. Wall or Ceiling Mounting - The product
should be mounted to a wall or ceiling only
as recommended by the manufacturer.
25. Heat - The product should be situated away
from heat sources such as radiators, heat
resistors, or other products (including
amplifiers) that produce heat.
Important Safety Instructions
DPV-4AE 2006.9.26 3:1 PM 페이지4