Osoto NV-1920 - Manual (Page 22)

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☆ Daily Maintenance
and attention:
1．
Pls don’t turn on/off power frequently, in order not to shorten
using time of CCD/CMOS Camera.
2．Lamps should not get on/off frequently and suddenly, in
order to lengthen their lifetime.
3．
Don ‘t make CCD/CMOS opposite to strong light, such as
sunlight or sun.
4．Pls turn off power when users intend to move it, and pull
plug out , let the pole down to move
, and don’t lift the pole or
assistant lamp arms to move.
5．
Pls don’t rotate assistant lamps horizontally.
6．Press left/right lamps down without heavy strength.
7．Attention to get out of wetness when it is in wet condition, if
user has found that cannot focus clearly,
don’t touch CCD/CMOS
by hand, use special paper to clean. If necessary, pls turn down
CCD/CMOS short-sighted lens to make clearance.
8．Pls pull out power plug when long time unused, and cover
with cloth or plastic things.
9. The valid time is 8 years, if for lasting time, pls send visual
presenter to after-sale service or repaired center for checking.