Q-See QSNDVR16M User Manual page 64

If the backup base is "FILE", the "START" choose menu is as shown in Fig 3.3.5 Backup start (file)
If the backup base is "TIME", the "START" choose menu is as shown in Fig 3.3.6 Backup start
(calendar) and Fig 3.3.7 Backup start (time). First, choose the date, then, choose the time.
[BACKUP-TIME]
HOUR:
MIN:
000000
TIME
END: The backup's end, setup method is the same as the START.
After setting up MEDIA TYPE, FILE FORMAT, BACKUP BASE, CHANNEL, START, and END, the
DVR is ready to backup.
BACKUP
Press the BACKUP button, the DVR begins to backup; there is a progress b a r on the
USB BACKUP
50%
Fig3.3.8 USB Backup process
Page 66
USB BA CKUP