Frequent problems, History event – COP-USA SDDVR-WF User Manual
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4.9.3. History event
5. Frequent problems
If you have problems in using, please refer to following steps to check and solve them
Check hardware and interface
Please check you power supply firstly, and then check if your network is connected, lastly check if
your cables are well connected. If there is not any problem with them please see if the lights are
flashing properly on the front panel referring to table 3. Continue to next step if all of the following
checking items are well.
1
ᇬ Upgrade software
Check if the software is the latest version according to the “advanced setting” section. Upgrade it if
not. Generally the latest version software will solve some problems and will be more stable than the old
version software.
2
ᇬ Contact technical support
Please contact technical support or browse our website for technical consultation if the problem is
still exists.
3
ᇬ Frequent problems solutions
a
ᇬcan not visit video server via browser
a)
Possible reason: network disconnected
Solution: Connect network with PC to check if the network is connected well. Firstly check
cable failure and network problems caused by virus, until the network is connected
successfully by checking with ping command
b)
Possible reason: IP address conflict
Solution: Disconnect the server’s network and connect server with PC to reset IP address
according recommended operations
c)
Possible reason: IP address in different subnets
Solution: Check the IP address and subnet mask of server and gateway
d)
Possible reason: web port is changed