Dahua N41C1P, User Manual, Page: 357 / 377

User's Manual
341
8 FAQ
Questions Reasons
The Device failed to start
properly.
●
Incorrect input power.
●
Incorrect connection of the power cord.
●
Damaged power switch.
●
Wrong program.
●
Damaged HDD.
●
Damaged mainboard.
The Device automatically
shuts down or stops
running.
●
Unstable or insufficient input voltage.
●
Insufficient button power.
●
Improper operating environment.
●
Hardware error.
The Device cannot detect
HDD.
●
Damaged HDD or HDD ribbon.
●
Loose connection of HDD cable.
●
Damaged SATA port.
There is no video output in
all channels.
●
Program version is not correct.
●
Brightness is 0.
●
Hardware error.
I cannot find local records.
●
Damaged HDD or HDD ribbon.
●
Program version is not correct.
●
The recorded file has been overwritten.
●
The recording function has been disabled.
Distorted recorded videos.
●
Video quality setup is too low.
●
Program read error, bit data is too small. There is
mosaic in the full screen. Restart the NVR to solve this
problem.
●
HDD data ribbon error.
●
HDD malfunction.
●
NVR hardware malfunctions.
Time display is not correct.
●
Setup is not correct.
●
Battery contact is not correct or voltage is too low.
●
Crystal is broken.