12
come from it. Adjust only those controls
that are covered by the operating instruc-
tions, as improper adjustment of other
controls may result in damage and will
often require extensive work by a qualified
technician to restore the power supply to
its normal operation.
• If the power supply has been dropped or
the cabinet has been damaged.
• When the power supply exhibits a distinct
change in performance — this indicates a
need for service.
20. Replacement Parts — When replacement
parts are required, be sure the service tech-
nician has used replacement parts, specified
by the manufacturer, that have the same
characteristics as the original part. Unautho-
rized substitutions may result in fire, electric
shock, injury to persons or other hazards.
21. Safety Check — Upon completion of any
service or repairs to this power supply, ask
the service technician to perform routine
safety checks to determine that the power
supply is in proper operating condition.
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