Polycom V500, Руководство администратора, Страница: 52 / 146

Administrator’s Guide for the V500 System
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Configuring Camera Settings
The Camera screen lets you specify camera settings.
To configure camera settings:
1.
Go to System > Admin Settings > Camera .
2.
Configure these settings:
Setting Description
Backlight
Compensation Specifies whether to have the camera automatically adjust
for a light background. Backlight compensation is best used
in situations where the subject appears darker than the
background.
Camera
Brightness Specifies how much light is let into the camera’s iris. A low
number allows in less light; a high number allows in more
light.
Power
Frequency Specifies the frequency of the electrical power used for the
system. This helps to eliminate video flicker. Typically, the
default setting is correct for your system and location.
• 60 Hz — Select if the power frequency in your location is
60 Hz and you have an NTSC system.
• 50 Hz — Select if the power frequency in your location is
50 Hz and you have a PAL system.