Eneo VKCD-1322 Instrucciones De Instalación Y Manejo página 23

7.2.2 WHITE BALANCE control
The screen colour can be adjusted by using the WHITE BALANCE function.
• ATW (Auto Tracking White Balance)
This mode can be used within the colour temperature range ,800K ~ 0.500K (eg. fluorescent light, outdoor,
sodium vapor lamp or inside tunnels.
• AWC (Auto White Balance control)
Please press the SETUP button while the camera is directed at a piece of white paper to obtain the optimum state
under current illumination. If the environment including the light source is changed you have to adjust the white
balance again.
• MANUAL
The manual adjustment mode enables fine adjustment.
Please select ATW or AWC first.
Please change the manual adjustment mode and press the SETUP button.
Please set the appropriate colour temperature and then increase or decrease the red and blue colour values while
monitoring the colour change on the object.
NOTE
Under ther following conditions the WHITE BALANCE function may not operate properly. In such cases please
select the AWC mode.
When the object's surroundings have a very high colour temperature (eg. a clear sky and sunset).
When the object's surroundings are dark.
If the camera directly faces a fluorescent light or is installed in a place where there are considerable changes
in illumination, the WHITE BALANCE function become unstable.
7.2.3 BACKLIGHT (Backlight Compensation)
When there is a strong backlight behind the object, clear images of the background as well as the object can still be
obtained by using the BACKLIGHT function.
• HIGH
The gain increases from 0dB up to 4dB.
• MIDDLE
The gain increases from 0dB up to 30dB.
• LOW
The gain increases from 0dB up to 8dB.
• OFF
BACKLIGHT function does not work.
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