Troubleshoot/NVR/Troubleshoot Blurry Camera Playback

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.