General guidelines
9
Siemens Building Technologies
Fire Safety & Security Products
08.2006
2.1
Operation and storage
z
Avoid filming very bright objects (such as lighting fixtures) for an extended pe-
riod.
z
Do not operate or store the unit in the following locations:
–
Extremely hot or cold places.
–
Close to sources of strong magnetic fields.
–
Close to sources of powerful electromagnetic radiation, such as radios or TV
transmitters.
–
In humid or excessively dusty places.
–
Where exposed to mechanical vibrations.
–
Close to fluorescent lamps or objects reflecting light.
–
Under unstable or flickering light sources.
z
Do not attempt to service this unit yourself unless you are authorized to do so.
Opening the camera may expose you to dangerous voltages or other hazards.
Refer all servicing to qualified personnel only.
2.2 Cleaning
Do not touch the imaging surface of sensor. Use a soft cloth moistened with alco-
hol to clean the surface if it is touched accidentally.
2.3 Transportation
Use the original packing material or materials of equal quality.
2.4 CMOS
characteristics
The following conditions may be observed when using a CMOS camera. These are
inherent in the design and do not stem from any fault in the camera itself.
Vertical smear
This phenomenon occurs when viewing a very bright object.
Patterned noise
This is a fixed pattern, which may appear over the entire moni-
tor screen when the camera is operated at a high temperature
or in low luminance environment.
Jagged picture
When viewing stripes, straight lines, or similar patterns, the
image on the screen may appear jagged.