QNAP Security VioStor NVR (Version: 3.5.1) User Manual
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Red
A hard drive read/write error occurs
Flashes green The hard drive data is being accessed
Green
The hard drive can be accessed
Flashes blue
every 0.5 sec
1) A USB device is detected
2) A USB device is being removed from the
NVR
3) The USB device connected to the front
USB port of the NVR is being accessed
4) The NVR data is being copied to the
external USB device
Blue
The USB device connected to the front USB
port of the NVR is ready
USB
Blue
Off
1) No USB is detected
2) The NVR has finished copying the data to
the USB device connected to the front USB
port of the NVR
eSATA†
Orange
Flashes The
eSATA
device is being accessed
*The 10 GbE network expansion function is reserved.
† The eSATA port is available on certain models only. Please refer to
for more information.