Ganz ZR-DHC830NP Instruction Manual page 119

7. Click on the OK button to start.
8. When the restoration is complete, a beep will be heard.
9. Click on the "Reboot" button.
10. After the restart, OS Backup will install automatically.
11. After OS Backup is finished, the system will restart automatically.
12. Restart the Windows system to run the DVR software.
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