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www.LaViewSecurity.com 39
1) ConnecttheDVRandPCwiththeRS-
232 cable.
2) OpentheSuperTerminalsoftware,and
executethepingcommand.Input“ping
IP”(e.g.ping172.6.22.131).
Note: Simultaneously press Ctrl and C
toexitthepingcommand.
Ifthereexistsreturninformationand
thetimevalueislittle,thenetworkis
normal.
2. Verifythecongurationparametersare
correct.
1) Select“Menu>Camera>Camera>IP
Camera”.
2) Verify the following parameters are the
same with those of the connected IP
devices,includingIPaddress,protocol,
managementport,usernameand
password.
3. Verify the whether the bandwidth is
enough.
1) Select“Menu>Maintenance>Net
Detect>NetworkStat.”.
2) Check the usage of the access
bandwidth,andseeifthetotal
bandwidth has reached its limit.
4. Check if the fault is solved by the step 1
to step 3.
Ifitissolved,nishtheprocess.
Ifnot,pleasecontacttheengineertodothe
further process.
The IPC frequently goes online and
oine and the status of it displays as
“Disconnected”.
Possible Reasons
a) TheIPCandtheDVRversionsarenot
compatible.
b) Unstable power supply of IPC.
c) Unstable network between IPC and
DVR.
d) Limitedowbytheswitchconnected
with IPC and DVR.
Steps
1. Verify the IPC and the DVR versions are
compatible.
1) EntertheIPCManagementinterface
“Menu>Camera>Camera>IP
Camera”,andviewthermwareversion
of connected IPC.
2) EntertheSystemInfointerface
“Menu>Maintenance>System
Info>DeviceInfo”,andviewthe
rmwareversionofDVR.
2. Verify power supply of IPC is stable.
1) Verify the power indicator is normal.
2) WhentheIPCisoine,pleasetrythe
ping command on PC to check if the PC
connects with the IPC.
3. Verify the network between IPC and DVR
is stable.
1) WhentheIPCisoine,connectPCand
DVRwiththeRS-232cable.
2) OpentheSuperTerminal,usetheping
command and keep sending large data
packagestotheconnectedIPC,and
checkifthereexistspacketloss.
Note: Simultaneously press Ctrl and C
toexitthepingcommand.
Example: Input ping 172.6.22.131 –l
1472 –f.
4. Verifytheswitchisnotowcontrol.
Checkthebrand,modeloftheswitch
connectingIPCandDVR,andcontactwith
the manufacturer of the switch to check if it
hasthefunctionofowcontrol.Ifso,please
turn it down.
5. Check if the fault is solved by the step 1
to step 4.
Ifitissolved,nishtheprocess.
Ifnot,pleasecontacttheengineertodothe
further process.
No monitor connected with the DVR locally
and when you manage the IPC to connect
with the device by web browser remotely,
of which the status displays as Connected.
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