Datavideo PTC-140T, Инструкция по эксплуатации

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you to dangerous voltage points or other risks, and will void your
warranty. Refer all service issues to qualified service personnel.
13. Unplug this product from the wall outlet and refer to qualified service
personnel under the following conditions:
a.
When the power cord is damaged or frayed;
b. When liquid has spilled into the unit;
c. When the product has been exposed to rain or water;
d. When the product does not operate normally under normal operating
conditions. Adjust only those controls that are covered by the operating
instructions in this manual; improper adjustment of other controls may
result in damage to the unit and may often require extensive work by a
qualified technician to restore the unit to normal operation;
e. When the product has been dropped or the cabinet has been damaged;
f. When the product exhibits a distinct change in performance, indicating
a need for service.