Bosch VCD Series, Руководство по установке

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152 en | Troubleshooting HD Conference Dome
F.01U.265.806 | 1.0 | 2012.03 Installation Manual Bosch Security Systems, Inc.
15 Troubleshooting
If you experience difficulties operating your HD Conference
Dome camera, refer to the following. If the guidelines do not
enable you to solve the problem, contact an authorized
technician.
Problem Check
Need to remove trim
ring.
Use a slotted screw driver and push the clips
outward while gently pulling down on the edge of
the trim ring.
Nothing appears on
the screen.
Are the power cord and line connection between
the camera and monitor made properly?
The image on the
screen is dim.
Is the lens dirty? If so, clean the lens with a soft,
clean cloth.
The contrast on the
screen is too weak.
Adjust the contrast feature of the monitor. Is the
camera exposed to strong light? If so, change the
camera position.
The image on the
screen is flickers.
Does the camera face directly into the sun or
fluorescent lighting? If so, reposition camera.
The image on the
screen is distorted.
Is the power frequency set properly in sync? If the
power frequency is not set correctly, the line lock
synchronization mode cannot be used. Set the
synchronization mode to INT.NTSC Model power
frequency in LL mode: 60 Hz.