Fisher VCB-3424 - Manual (Page 13)

SETTINGS
Lens iris adjustment
If using a DC type auto-iris lens, you will need to set the LEVEL
(VR401) volume when shooting in the conditions described below.
L (counterclockwise): To decrease the contrast
H (clockwise): To increase the contrast
• If shooting simultaneously in a dark room
and through a bright window.
• If the subject background is extremely
bright or dark.
• If the brightness of the picture on the
monitor is not correct.
Mirror image setting
If the MIR switch is set to the ON position, the image displayed on
the monitor will be reversed horizontally.
For example, this setting can be used if the camera is installed at the
back of a truck or bus and looking towards the back, the image will
be as seen in the mirrors.
Backlight compensation setting
Use an auto-iris lens and set the BLC switch to the ON position, to
engage the backlight compensation function.
If using a VIDEO type auto-iris lens
• The ALC volume on the lens should be turned all the way to Av
(Average).
• If the backlight compensation function does not compensate
properly for the conditions, set using the LEVEL volume on the
lens.
L
E
V
E
L
L H
VR401
ON
OFF
MIR
ON
OFF
BLC
L73T4/US GB 1999, 8, 3
English
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