User Manual of DS-7100HWI/HVI-SL/SH and DS-7200HI-SL Series DVR
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3. Backup device management.
Click Erase button if you want to erase the files from a re-writable CD/DVD.
There must be a re-writable CD/DVD when you make this operation.
If the inserted USB writer is not recognized:
• Click the Refresh button.
• Reconnect device.
• Check for compatibility from vendor.
Figure 7.28 USB Writer Management