User's Manual
388
7 FAQ
NVR cannot boot up
properly.
● Input power is not correct.
● Power connection is not correct.
● Power switch button is damaged.
● Program upgrade is wrong.
● 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 problem.
● Front panel error.
● Main board is damaged.
NVR often automatically
shuts down or stops running.
● Input voltage is not stable or it is too low.
● HDD malfunction or something wrong with the ribbon.
● Button power is not enough.
● Front video signal is not stable.
● Working environment is too harsh, too much dust.
● Hardware malfunction.
System cannot detect hard
disk.
● HDD is broken.
● HDD ribbon is damaged.
● HDD cable connection is loose.
● Main board SATA port is broken.
There is no video output
whether it is one-channel,
multiple-channel or
all-channel output.
● Program is not compatible. Please upgrade to the
latest version.
● Brightness is 0. Please restore factory default setup.
● Check your screen saver.
● NVR hardware malfunctions.
I cannot search local
records.
● HDD ribbon is damaged.
● HDD is broken.
● 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 screen. Please 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.
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