4. Appendix
4.1 Troubleshooting
Troubleshooting if problems occur, verify the installation of the Network Camera with the instructions
this manual and with other operating equipment. Isolate the problem to the specific piece of
quipment in the system and refer to the equipment manual for further information.
in
e
ymptoms
Possible Causes or Corrective
Problems/S
Actions
The camera cannot be accessed
by some clients
.
If using a proxy server, try disabling the proxy setting in your
browser. Check all cabling and connectors.
The camera works locally, but
not externally
.
ured.
Check if there are firewall settings that need to be adjusted.
Check if there are router settings that need to be config
Poor or intermittent network
connection.
If using a network switch, check that the port on that device
uses the same setting for the network connection type
(speed/duplex).
The camera cannot be
via a host name.
accessed Check that the host name and DNS server settings are correct.
Not possible to log in.
When HTTPS is enabled, ensure that the correct protocol (HTT
or HTTPS) is used. When attempting to log in, you may need t
manually type in http or
P
o
https in the browser's address bar.
No image using Refresh and/or
images.
iting the number of clients
slow updating of
If images are very complex, try lim
accessing the camera.
Images only shown in black &
white.
Check the Video & Image setting.
Blurred images.
Refocus the camera.
Poor image quality.
Increased lighting can often improve image quality. Check that
there is sufficient lighting at the monitored location. Check all
image and lighting settings.
Rolling dark bands or flicker
in imag
ing
e.
Try adjusting the Exposure Control setting under AE and AWB
part.
H.264 not displayed in the
client.
Check that the correct network interface is selected in the Video
& Image/Stream.
Multicast H.264 not displayed in
the client.
st
ck
Check with your network administrator that the multica
addresses used by the camera are valid for your network. Che
that the Enable multicast checkbox are enabled in the
System/Network/RTP tab. Checks with your network
administrator to see if there is a firewall preventing viewing.
Multicast H.264 only accessible
by local clients.
ed.
Check if your router supports multicasting, or if the router
settings between the client and the server need to be configur
The TTL value may need to be increased.
Color saturation is different in
H.264 and Motion JPEG.
lease see the
Modify the settings for your graphics adapter. P
adapter's documentation for more information.
Video cannot be recorded.
Check that the SD Card is inserted properly.
Check that the SD Card is formatted properly.
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