LED
Status
Description
System Status
Flashes green and red alternately every
0.5 seconds
• The drive is being formatted.
• The device is being initialized.
• The operating system is being
updated.
• RAID rebuilding is in progress.
• Online RAID Capacity Expansion is in
progress.
• Online RAID Level Migration is in
progress.
Red
• The drive is invalid.
• The disk volume has reached its full
capacity.
• The disk volume is about to reach its
full capacity.
• The system fan is not functioning.
• A hardware self-test error occurred.
• A bad sector is detected on the hard
drive.
• The device is in degraded read-only
mode (two member drives failed in
RAID 5 or RAID 6 but the data can still
be read).
Flashes red every 2 seconds
The device is in degraded mode (one
member drive failed in RAID 1, RAID 5, or
RAID 6).
Flashes red once
The device has received a command from
the remote control.
Flashes orange
The device is being accessed from the
network.
Off
All drives are in standby mode.
Drive
Flashes red 5 times per second
The drive is being located in the
operating system.
Red
A drive read/write error occurred.
Flashes green
Data is being accessed.
Green
The drive is ready.
Off
No drive was detected.
LAN
Orange
The device is connected to the network.
Flashes orange
The device is being accessed from the
network.
Off
The device is not connected to a network.
TS-410E User Guide
Basic Operations
27
