COP-USA WS08 - Manual (Page 69)

Network Video Server/IP Camera User Manual
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temporarily, and open the firewall of computer after the device is connected normally.
Reason 4: the network address of device has been modified, so that the IP address of device
and gateway address are not in the same network segment, or the DVS/IP Camera and your PC are
not in the same VLAN.
Solution 5: press the RST reset key of device for about 5 seconds under power on state,
release you hand after the network indicator lamp is off, the device will be restored to factory
default parameters. The factory default IP address is: 192.168.1.100; if DVS/IP Camera and your
PC are not in the same VLAN, please contact network administrator to assign access rights.
Ask: why the picture sense fuzzy or color cast after image connection?
Reason 1: dirty lens, lens not focused well or lens used not conforming to DVS/IP Camera;
Solution: use professional lens cloth to carefully clean lens, readjust the focus of lens; please
use mega-pixel lens for mega-pixel DVS/IP Camera.
Reason 2: brightness, contrast, sharpness and hue parameters haven’t been adjusted well;
Solution: trim the brightness, contrast, sharpness and hue parameters of DVS/IP Camera
again according to detailed installation environment.
Ask: why DVS/IP Camera can’t be accessed through Internet?
Reason 1: there is no access environment of Internet, or there is no access right.
Solution: please install well the access environment of Internet before hand, for example: put
ADSL network into operation, or fixed IP address of Internet; if you have no right of network
access, please contact the network administrator to assign relative access right.
Reason 2: network parameters, port mapping and DDNS haven’t been set well;
Solution: correctly set the network parameters of DVS/IP Camera, including IP address,
subnet mask, gateway address, DNS and network access port etc, so as to ensure that the network
address of your device can connect to Internet normally; normally configure port mapping (if your
router supports UPNP function, then enable the UPNP of DVS/IP Camera to prevent you from the
trouble of setting port mapping), apply and configure correct DDNS domain name.
Ask: why the video picture feels not smooth or having delay when DVS/IP Camera is
accessed through Internet?
Reason 1: the band width of network for upload or download is not enough;
Solution: optimize or improve the upload band width for the network access of DVS/IP Camera
and improve the download band width of the access end network; reduce the encoding rate and
frame rate of DVS/IP Camera.