Overlay image is not displayed

Missing images in uploads	This can occur when trying to use a larger image buffer than is actually available. Try lowering
	the frame rate or the upload period.
Slow image update	Conﬁguring pre-buffers, motion detection, high-resolution images or high frame rates will affect
	the performance of the Axis product.
Poor performance	Poor performance may be caused by heavy network trafﬁc, multiple users accessing the product,
	low performance clients, use of features such as motion detection, event handling or uploaded
	applications.
Poor quality snapshot images

Screen incorrectly	Conﬁgure your screen to show at least 65000 colors, that is, at least 16 bits. Using only 16 or 256
conﬁgured on your computer	colors will produce dithering artifacts in the image.

Incorrect size or location of overlay image

The overlay image may have been positioned incorrectly or may be too large. See Overlay Image Settings in the online help for more information.

Privacy mask is not displayed

Incorrect size or location of	The privacy mask may have been positioned incorrectly or may be too large.
privacy mask
Browser freezes

Firefox can sometimes	Lower the image resolution
freeze on a slow computer
Problems uploading ﬁles

Limited space	There is only limited space available for the upload of your own ﬁles. Delete existing ﬁles to free
	up space.
Motion Detection triggers unexpectedly

Changes in luminance	Motion detection is based on changes in luminance in the image. This means that if there are
	sudden changes in the lighting, motion detection may trigger mistakenly. Lower the sensitivity
	setting to avoid problems with luminance.
No audio

Incorrect setup	Check the sound card in the computer. Ensure that mute is not selected and that the volume
	settings are correct.

No audio or very poor audio quality

Check that Enable audio support is selected under Setup > System Options > Security > Audio Support.

Check that the correct Audio Input source is selected under Setup > Video & Audio > Audio Settings.

CPU overloaded	Reduce the number of listeners and viewers. Decrease image resolution and compression.
Unsynchronized audio and	Synchronize the product’s date and time settings with an NTP server. Go to Setup > System
video	Options > Date & Time.