Type 3-What to do if system keep displaying wrong time?

Applies to: DN81Q/DN41Q

1. Restore DVR to factory default like the picture below.

2. Try another battery because maybe the battery is dead.

You need to open the DVR to replace the battery.

The picture below shows where the battery is located.

3. Go to the Main Menu--System--Net service to set up NTP.

Reboot system after you finish all.