Bosch VG4-200 User Manual page 79

VG4 AutoDome Modular Camera System
Picture is dark –
If O.K., then:
–
If O.K., then:
–
If O.K., then:
–
If O.K., then:
–
If O.K., then:
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If O.K., then:
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Colors are not –
correct If O.K., then:
–
If O.K., then:
–
If O.K., then:
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Background is too –
bright to see subject
Video is rolling, –
noisy or distorted If O.K., then:
–
If O.K., then:
–
–
If O.K., then:
–
Day/Night camera –
does not switch If O.K., then:
automatically when –
image is dark
Bosch Security Systems, Inc.
Check that the Gain Control is set to AUTO (ON-43-ENTER).
Check that the Auto Iris Level is set to the appropriate level (ON-11-ENTER).
Check that the video coax is terminated with 75 Ω only at the head end. (Double
termination causes dark video.)
Go to the Camera Setup Menu and increase the Pre-Compensation setting. (This
feature is available only on 300 and 500i non-IP Series AutoDomes).
Check that the camera lens cover is removed.
Check that the maximum coax distance has not been exceeded. See the AutoDome
Modular Camera System Installation Manual.
Restore all camera settings (ON-40-ENTER).
Reset the White Balance to the appropriate selection (ON-30-ENTER).
Go to the Camera Setup Menu and increase the Pre-Compensation setting. (This
feature is available only on 300 and 500i non-IP Series AutoDomes).
Check that the maximum coax distance has not been exceeded. See the AutoDome
Modular Camera System Installation Manual.
Restore the default settings (ON-40-ENTER).
Turn on backlight compensation (ON-20-ENTER).
Ensure that the Synch Mode is set to Internal (OFF-42-ENTER).
Check that the maximum coax distance has not been exceeded. See the AutoDome
Modular Camera System Installation Manual.
Check the integrity of all BNC connectors and splices.
Note: Connecting a network cable to the interface board of a non-IP AutoDome causes
video distortion.
Remove the network cable from the interface board RJ-45 connector.
Contact Bosch Technical Support.
Check that the Day/Night mode is set to AUTO (ON-56-ENTER).
Set Gain Control to AUTO (ON-43-ENTER).
User's Manual
Troubleshooting Guide | en
F.01U.133.267 | 6.0 (IP4) | 2009.06
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