![background image](http://html1.mh-extra.com/html/vacron/mde52/mde52_user-manual_3126574025.webp)
360º 4CH Vehicle Surveillance System User Manual
21
Protection
System
1.Low voltage protection (this function activate by
ACC mode)
2. Disk protection prompt
G-Sensor
The DVR will activate force recording function,
which ensure device keep recording and avoid
overwrite records during vehicle collision
accident.
Camera
setting
Enter suitable camera resolution format as 720P
or D1(Enter incorrect resolution format will let to
screen display error)
Backup
Select backup time. During the selected time,
device can backup files by connect with USB.
Restore
default
Setting
After restore default setting, the DVR will restart
and restore default setting data.
Format Hard
Disk
All the records will delete with Hard Disk format.
Hardware
Upgrade
Transfer files from hardware to the SD card, and
insert the SD card into DVR to upgrade. DVR
cannot interrupt power during updating the
hardware. After hardware update completed, the
DVR system will reboot automatically(If insert two
SD card, upgrade file will mainly save on the SD1)