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FAQ
1. DVR cannot boot up properly.
These are the possiblilities:
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.
Front panel error.
Main board is damaged.
2. DVR often automatically shuts down or stops running.
These are the possiblilities:
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.
3. System can not detect hard disk.
These are the possiblilities:
HDD is broken.
HDD ribbon is damaged.
HDD cable connection is loose.
Main board SATA port is broken.
4. There is no video output whether it is one-channel, multiple-channel or all-channel output.
These are the possiblilities:
Program is not compatible. Please upgrade to the latest version.
Brightness is set to 0. Please restore factory default setup.
There is no video input signal or it is too weak.
Check privacy mask setup or your screen saver.
DVR hardware malfunctions.