QOMO QD3900 - Manual (Page 2)

1
PRECAUTIONS
Please follow these precautions:
To prevent fire or shock hazard, do not expose the unit to rain or moisture.
To prevent electrical shock, do not open the cabinet. Refer to qualified
personnel for service only.
Do not use the unit continuously for more than 24 hours with camera auto
focus on. It may cause damage to the camera lens.
Be careful not to spill water or other liquids onto the unit, or allow combustible
or metallic objects to get inside the cabinet.
Unplug the visualizer from the wall outlet when it is not in use for
an extended period of time.
Clean cabinet with a soft cloth lightly moistened with a mild detergent.
Clean lens carefully with an air spray or soft dry cloth to avoid scratching.
When lamps flash or become dark, they should be replaced with new ones.
Avoid interchanging arm lights and back light frequently.
Remove the camera lens cap before power the unit on.