Local Basic Operation
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Make sure the USB storage device is inserted; otherwise the upgrading cannot be
performed.
When starting the Device, the system automatically check whether there is a USB storage
device connected and if there is any upgrade file, and if yes and the check result of the upgrade
file is correct, the system will upgrade automatically. The Uboot upgrade can avoid the situation
that you have to upgrade tTFTP when the Device is halted.
4.11 File Backup
You can back up the record file to the UBS device.
Step 1 Connect USB burner, USB device or portable HDD to the device.
Step 2 Select
Main menu
>
BACKUP
, the
Backup
interface is displayed. See Figure 4-198.
Figure 4-198
Step 3 Select backup device and then set channel, file start time and end time.
Step 4 Click
Search
button, system begins search. All matched files are listed below. System
automatically calculates the capacity needed and remained.
Step 5
System only backup files with a √ before channel name. You can use Fn or cancel
button to delete √ after file serial number.
Step 6 Click backup button, you can backup selected files. There is a process bar for you
reference.
Step 7 When the system completes backup, you can see a dialogue box prompting successful
backup.
Step 8 Click
Backup
button, system begins burning. At the same time, the
Backup
button
becomes
Stop
button. You can view the remaining time and process bar at the left
bottom.
During backup process, you can click
ESC
to exit current interface for other
operation (For some series product only). The system will not terminate backup
process. (This function is for some series products only.)
System pops up corresponding dialogue box if there is no backup device, or no
backup file, or error occurs during backup process.
The file name format usually is: Channel Record type+Time. In the file
name, the YDM format is Y+M+D+H+M+S. File extension name is .dav.
