Dahua NVR41 series, User Manual

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User's Manual
390
Questions Solutions
Alarm signal cannot been
disarmed.
● 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
enough.
● Camera quality is too low. Lens is dirty. Camera is
installed against the light. Camera aperture setup is not
correct.
● HDD capacity is not enough.
● HDD is damaged.
Cannot playback the
downloaded file.
● There is no media player.
● No DXB8.1 or higher graphic acceleration software.
● There is no DivX503Bundle.exe control when you play
the file transformed to AVI via media player.
● No DivX503Bundle.exe or ffdshow-2004 1012 .exe in
Windows XP OS.
Forgot local menu operation
password or network
password
Please 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.
● IPC IP address is not right.
● IPC port number is not right.
● IPC account (user name/password) is not right.
● IPC is offline.
The displayed video is not
full in the monitor.
Please 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.
● Displayer is not in HDMI mode.
● HDMI cable connection is not right.
The video is not fluent when
I view in multiple-channel
mode from the client-end.
● The network bandwidth is not sufficient. The
multiple-channel monitor operation needs at least
100M or higher.
● Your PC 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.