Ultrak KD6 Z Series, Руководство по эксплуатации и программированию

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f. When the unit exhibits a distinct change in performance - this indicates a need for
service.
15. 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.
16. Safety Check - Upon completion of any service or repairs to this unit, ask the service technician
to perform safety checks to determine that the unit is in proper operating condition.
17. Lightning - For added protection of this unit during a lightning storm, or when it is left unattended
and unused for long periods of time, unplug it from the wall outlet and disconnect the cable
system. This will prevent damage to the unit due to lightning and power-line surges.