Axis Communications AXIS 2420 Network indicator Faulty cabling, Displays red, Workstation, Images

AXIS 2420 User’s Manual		Troubleshooting	49
Symptoms	Possible causes	Remedial actions
The Network indicator	Faulty cabling.	1. To verify that the cable is functional, connect the cable to a
displays red.		known functioning device on the network and PING it from your
		workstation.
		2. If the cabling is OK and your network is reachable, you should
		receive a reply similar to this:
		Reply from <IP address>: bytes = 32; time
		= 10 ms
The Active and Network	Hardware failure.	Contact your Axis dealer.
indicators are flashing every
0.5 seconds.
Your AXIS 2420 works	Firewall protection.	Check the Internet firewall with your network administrator.
locally, but not externally.
	Default routers required.	Check if you need to configure the default router settings.
	The Internet site is too	Configure the AXIS 2420 to upload your video images to an FTP
	heavily loaded.	server or an ISP.
No image using Refresh	Multiple clients attempting	Try limiting the number of clients, or configure the AXIS 2420 to
and/or	to access the images, or	upload your video images to an FTP server or an ISP. Adjust the
Slow updating of	complex images, i.e.	image settings to produce smaller files.
	containing a lot of contrast.
images.
Cannot access the connected	Faulty cabling.	Check power supply, power cable and serial connection.
modem.
A series of broad vertical	The CCD sensor becomes	If you are using the camera in strong light conditions, check that
white lines appears across	overloaded when the light is	you are using a DC-Iris lens, and that the settings for the lens are
the image.	too bright. This can happen	correct, i.e. in the Image-Advanced settings, the exposure control
	e.g. with sunlight reflections.	should be set to DC-Iris.
		Note: damage caused to the AXIS 2420 through overexposure to
		direct sunlight or halogen light is not covered under the product
		warranty.
Bad focus.	The focus has not been	Referring to the on-line help, adjust the White Balance setting and
	correctly adjusted.	then try resetting the camera focus again using the Focus
		Assistant, as described in Lenses and Advanced Focusing, on page
		54.
	No adaptor fitted with your	Fit the required adaptor. See page 54.
	C-type lens.
Noisy images.
	Images may be noisy if you	To solve this problem, you need more light. The performance of the
	are using the AXIS 2420 in	camera is best in 100 - 3.000 lux. Consider using a more sensitive
	an environment with very	lens (Lower F-number) if the lighting conditions within the
	low lighting.	installation area cannot be improved.