What’s the running environment of iVMS-4200?
Microsoft Windows 7/8/8.1（32/64 is supported）, Microsoft Windows 10(64), Windows Server 2008（64 bit OS is supported and Windows Server 2012, Windows 2003/Windows XP(32 bit OS only)
Why the live view picture is only 1/4 of the main view interface in Ivms-4200?
If this phenomenon occurs in a PC with WIN7 OS, please kindly right click your mouse on the desktop and select ‘Male text and other items larger or smaller’ and change this parameter to smaller.
This kind of problem occurs a lot in a WIN8 PC with high resolution and can’t be solved. Please kindly re-install the client.
How to deal with error ‘Install SADP NPF failed’?
Generally speaking it is the reason that the PC has installed with another version of NPF. The solution is to check whether there is a wincap in your computer. Uninstall it if you find one, and then re-install the 4200 client.
Specification about the client language in iVMS-4200
You can find Chinese & English version in our official website. But Chinese and English versions are separated after V126.96.36.199. Also, Chinese version are deleted in Multi-language version after V188.8.131.52. While installing, the client would match its language according to the system language automatically. If it fails, the language would be set as English.
How to preview with audio and intercom?
Audio could be heard only if the stream type is double/dual stream and the sound pick up device has been connected correctly.
How to deal with error ‘recording files not found’?
1. Check whether the device local time differs from the PC system time.
2. Check whether the files are device local recording files. If the files are stored in a storage server, please kindly check the related configuration.
How to deal with error ‘Failed to watch Playback’?
1. Check whether the device time was ever changed abnormally.
2. Check whether bandwidth is enough to send the stream.
How to deal with the pre-record issue while watching the event playback?
When the pre-record time has been set by the storage server, the pre-recorded videos would be played while watching the playback. Because sometimes we need to figure out what was happening before the event was triggered.
However, the pre-record time set by the storage server may not be accurate. The actual pre-record time relates with the NVR capability as well as the resolution in the current record channel.
How to select the desired date while watching the playback files though 4200 client remotely?
Select the red region of the calendar to choose the date.
How many channels could be forwarded by the stream media server?
64 channels in and 200 channels out calculated with 2Mbps/channel.
Why does the video lag while previewing via 4200 client?
1, Check whether there are too many accesses in the network environment.
2, Check the CPU usage rate of the computer as well as the bandwidth condition. Or decrease some accesses to check.
3, Check whether the frame rate of the device is full frame rate.
Methods to improve:
Decrease the accesses; lower the resolution; lower the max bitrate; Live view the picture with sub-stream.
Why is it failed to download the video file? Or the speed is really slow?
1, bad network condition
2, too many simultaneously accesses. Reboot the device or close other preview channels
3, the account has no permission.