Axis Communications 241Q, 241S user manual No images displayed in the Web interface

AXIS 241Q/241S - Troubleshooting 55

No images displayed in the Web interface

	Problem with AMC	To enable the updating of images in Microsoft Internet Explorer, set your Web browser to allow
	(Internet Explorer only)	ActiveX controls. Also, make sure that AXIS Media Control (AMC) component is installed on
		your workstation.
	Installation of additional ActiveX	Configure your AXIS 241Q/241S to use a Java applet for updating the images under
	component restricted or prohib-	Live View Config > Layout > Default Viewer for Internet Explorer. See the online help for more
	ited	information.
Video Image Problems
	Image too dark or too light.	Check that the termination dip switch for the video source is set to the correct position. See
		also the online help on Video Source Settings
	Black borders around the video	Adjust the X and/or Y offset, in the Video Source Settings. See the online help for information.
	image
	Problems uploading own files	There is only limited space available for the upload of your own files. Try deleting one or more
		existing files, to free up space
	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 e.g. pre-buffers, motion detection, high resolution images, high frame rates, etc.,
		will reduce the performance of the video server.
	Slow performance	Slow performance may be caused by e.g. heavy network traffic, multiple users accessing the
		unit, low performance clients, use of features such as Motion Detection, Event handling, Image
		rotation.
Bad	snapshot images
	Display incorrectly configured on	In Display Properties, configure your display to show at least 65000 colors, i.e. at least 16-bit.
	your workstation	Using only 16 or 256 colors on your display will produce dithering artifacts in the image.
Incorrect exposure in images
	Incorrect line termination	If the AXIS 241Q/241S is to be connected in loop through with other equipment, disable the
		input termination by turning the corresponding DIP switch to OFF.
Problems with the MPEG-4 format

Lower frame rate than expected.	Check with the administrator that there is enough bandwidth available. Check also the settings
	for bit rate control, in the Video & Image > Advanced > MPEG-4settings. Using an inappro-
	priate video object type can also affect the frame rate. See the online help for more informa-
	tion.
	Check in the AMC control panel applet (MPEG-4 tab) that video processing is not set to Decode
	only I frames.
	Lower the image resolution.
	Reduce the number of applications running on the client computer.
No MPEG-4 displayed in the	Check that the correct network interface is selected in the AMC control panel applet (network
client.	tab).
	Check that the relevant MPEG-4 connection methods are enabled in the AMC control panel
	applet (network tab).
	In the AMC control applet, select the MPEG-4 tab and click the button Set to default MPEG-4
	decoder.
No multicast MPEG-4 displayed	Check with your network administrator that the multicast addresses used by the
in the client.	AXIS 241Q/241S are valid for your network.
	Check with your network administrator to see if there is a firewall preventing viewing.
Multicast MPEG-4 only accessi-	Check if your router supports multicasting, or if the router settings between the client and the
ble by local clients.	server need to be configured. The TTL (Time To Live) value may need to be increased.