Document Version: V1.3
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Step 7 Unplug the mouse and connect the USB storage device to the USB port of the NVR within
1 minute.
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The system log with the suffix of .txt will be exported to the root directory of the USB storage
device.
Method 2
It is applicable for the NVR which can be connected to the mouse and the USB storage device at
the same time.
If the NVR has only one USB port or the USB port has been used, you need to prepare a
USB hub by yourself.
Step 1 Connect the USB storage device to the USB port of the NVR.
Step 2 Log in to the GUI of the NVR, and export the system log.
1. Navigate to Maintenance > Device Log.
2. Set Type, which is Exception in this example.
3. Set the Start Time and End Time, which is 12:00:00 on October 30, 2021 to16:00:00 on
October 31, 2021 in this example.
4. Click Search, and click Export Log at the bottom of the page.
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