HDD malfunction or something wrong with HDD ribbon.
Seagate DB35.1, DB35.2，SV35 or Maxtor 17-g has
compatibility problem. Please upgrade to the latest version to solve this
NVR often automatically shuts down or stops running. Input voltage is not stable or it is too low.
HDD malfunction or something wrong wit the ribbon.
Button power is not enough.
Front video signal is not stable.
Working environment is too harsh, too much dust.
System is unable to detect hard drive. HDD is broken.
HDD cable connection is loose.
Main board SATA port is broken.
Video loss from 1, multiple,
or all channels.
Program is not compatible. Please upgrade to the latest version.
Brightness is 0. Please restore factory default setup.
I can not search local
Upgraded program is not compatible.
The recorded file has been overwritten.
Record function has been disabled
Video is distorted when
searching local records.
Video quality setup is too low.
Program read error, bit data is too small. There is mosaic in the full
restart the NVR to solve this problem.
Time display is not correct.
Battery contact is not correct or voltage is too low.
NVR can not control PTZ
panel PTZ error
PTZ decoder setup, connection or installation is not correct.
Cable connection is not correct.
PTZ setup is not correct.
PTZ decoder and NVR protocol is not compatible.
PTZ decoder and NVR address is not compatible.
When there are several decoders, please add 120 Ohm between the PTZ
decoder A/B cables furthest end to delete the reverberation or impedance
the PTZ control is not stable.
The distance is too far.
Unable to login to WebGUI
For Windows 98 or Windows ME user, please update your system to Windows
2000 sp4. Or you can install client-end software of lower version. Please
note right now, our NVR is not compatible with Windows VISTA control.
ActiveX control has been disabled.
No dx8.1 or higher. Please upgrade display card driver.
Password or user name is invalid.
Client-end is not compatible with NVR program.
There is only mosaic no
video when preview or playback video file remotely.
Network fluency is not good.
Client-end resources are limit.
Current user has no right to monitor.
Network connection is not
PC or device network card is not good.
Keyboard can not control
NVR serial port setup is not correct
When there are several switchers, power supply is not enough.
Transmission distance is too far.
Alarm signal can not been
Alarm setup is not correct.
Alarm output has been open manually.
Input device error or connection is not correct.
Some program versions may have this problem. Please upgrade your system.
Alarm function is null.
Alarm setup is not correct.
Alarm cable connection is not correct.
Alarm input signal is not correct.
There are two loops connect to one alarm device.
Record storage period is not
quality is too low. Lens is dirty. Camera is installed against the light.
Camera aperture setup is not correct.
capacity is not enough.
Can not playback the downloaded file.
no media player.
or higher graphic acceleration software.
no DivX503Bundle.exe control when you play the file transformed to AVI via
DivX503Bundle.exe or ffdshow-2004 1012 .exe in Windows XP OS.
Forgot local menu operation password or network
contact your local service engineer or our sales person for help. We can
guide you to solve this problem.
There is no video. The screen is in black.
address is not right.
number is not right.
account (user name/password) is not right.
The displayed video is not full in the monitor.
cheek current resolution setup. If the current setup is 1920*1080, then you
need to set the monitor resolution as 1920*1080
There is no HDMI output.
is not in HDMI mode.
connection is not right.
The video is not fluent when I view in
multiple-channel mode from the client-end.
network bandwidth is not sufficient. The multiple-channel monitor operation
needs at least 100M or higher.
resources are not sufficient. For 16-ch remote monitor operation, the PC
shall have the following environment: Quad Core, 2G or higher memory,
independent displayer, display card memory 256M or higher.
I can not connect to the IPC
sure the IPC has booted up.
network connection is right and it is online
IPC IP is
in the blacklist.
has connected to the too many IPC. It can not transmit the video.
Check the IPC port value and the time zone is the same as the NVR.
Make sure current network environment is stable.
After I set the NVR
resolution as 1080P, my monitor can not display.
Shut down the device and then reboot. When you reboot, please press the
Fn button at the same time and then release after 5 seconds. You can restore NVR resolution to
the default setup.
After I login the Web, I can
not find the remote interface to add the IPC.
Please clear the Web controls and load again.
I use the VGA montior. If I
use the multple-window mode, I see the video from the main stream or the sub
For 32-channel series product, the 9/16-window is using the sub stream.
For 4/8/16 series product, system is using the main stream no matter you
are in what display mode.
Sök i kunskapsbas
Playback and Recording
Video Loss and Image Issues
Input power is not correct.
Input voltage is not stable or it is too low.