LED
Status
Description
USB
Flashes blue every 0.5 sec
• A USB device (connected to the front USB port) is
detected.
• A USB device (connected to the front USB port) is
being removed from the NAS.
• A USB device (connected to the front USB port of the
NAS) is being accessed.
• Data is being copied to or from a USB or eSATA
device.
Blue
A USB device is being detected in the front USB port.
Off
• No USB device is detected.
• The NAS has finished copying data to or from the USB
device connected to the front USB port.
USB One Touch Copy Button
The USB One Touch Copy button allows you to copy data backups from a USB device to the NAS or from
the NAS to a USB device.
This feature supports incremental backups. The NAS only copies files that were modified or added after the
last backup.
Audio Alert
Duration
Frequency
Description
Short beep (0.5 seconds) 1
• The NAS is starting up.
• The NAS is shutting down (software shutdown).
• The user pressed the Reset button.
• The operating system was updated.
3
The user tried to copy the NAS data to the external
storage device from the front USB port, but the data
cannot be copied.
Long beep (1.5 seconds) 3 (every 5 minutes)
The system fan is not functioning.
2
• The disk volume is about to reach its full
capacity.
• The disk volume has reached its full capacity.
• The drives are in degraded mode.
• The user started the drive rebuilding process.
• A drive is plugged in or out.
1
• The NAS was powered off by force shutdown
(hardware shutdown).
• The NAS was powered on successfully and is
ready.
TS-x31K User Guide
Basic Operations
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