Dahua VTO1220A, Руководство пользователя

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Figure 6- 8
6.2.1.5 Config Manager
User can import and export config, and restore default settings. See Figure 6- 9.
Figure 6- 9
Parameter Note
Backup
Check “card info”, “VTH info”, then click Backup to backup card no. and
VTH info.
Restore Backup Check card info, vth into, and click on Restore Backup to restore default
card info and vth info.
Export Config Export config file
（
Config.backup
）
.
Import Config Import config file.
Default All Device all parameters will be restored to default.
Warning:
Please back up first before perform this operation.
Note:
Every half an hour, VTO will automatically saves card no. and VTH info on VTO.
Therefore, is you want to restore VTH information or card no., please do so within
half an hour after these information were changed.