Local Configurations 157
A horizontal, vertical or diagonal stripe that might appear in the
video because of device aging or electronic interruption. Such
stripe brings visual interruption.
Video noises such as blurriness or quality reduction that is caused
by optical distortion or device problem during camera shooting.
Variances in the normal proportions of RGB colors.
Blurry video is caused during camera shooting, transferring and
processing. Such condition is a common image quality reduction
problem and defined as out of focus.
The video brightness refers to the intensity of image pixel. The
range is between 0 (the darkest black) and 255 (the brightest
white). If the brightness exceeds the threshold, the image is over
exposed.
The range is from 1 through 100. If the value after diagnosing is
higher than what you set, the system activates the alarm to the
corresponding diagnosing types such as stripe.
Table 5-40
Click Apply to save the settings. Step 3
The system returns to the Diagnosis interface.
Click Apply to complete the settings. Step 4
Click Default to restore the default setting.
5.10.5 System Events
You can configure the alarm output for three types of system event (HDD, Network, and User).
When there is an abnormal system event occurs, the system activates alarms in the way that
you configure in this section.
5.10.5.1 Configuring HDD Event Settings
Select Main Menu > ALARM > ABNORMITY > HDD. Step 1
The HDD interface is displayed. See Figure 5-130.
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