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10. FAQ
1. DVR can not boot up properly.
There are following possibilities:
•
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.
2. DVR often automatically shuts down or stops running.
There are following possibilities:
•
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.
•
Hardware malfunction.
3. System can not detect hard disk.
There are following possibilities:
•
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.
There are following possibilities:
•
Program is not compatible. Please upgrade to the latest version.
•
Brightness is 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.
5. Real-time video color is distorted.
There are following possibilities:
•
When using BNC output, PAL setup is not correct. The real-time video becomes black and white.
•
DVR and monitor resistance is not compatible.
•
Video transmission is too long or degrading is too huge.
•
DVR color or brightness setup is not correct.
6. Can not search local records.
There are following possibilities:
•
HDD ribbon is damaged.
•
HDD is broken.
•
Upgraded program is not compatible.
•
The recorded file has been overwritten.
•
Record function has been disabled.
7. Video is distorted when searching local records.
There are following possibilities:
•
Video quality setup is too low.
•
Program read error, bit data is too small. There is mosaic in the full screen. Please restart the DVR to solve this problem.
•
HDD data ribbon error.
•
HDD malfunction.
•
DVR hardware malfunctions.