LED
Status
Description
Drive Status
Green
The drive is ready.
Red
A drive read/write error occurred.
Flashes red 5 times per
second
The drive is being located in the operating system.
Off
No drive was detected.
2.5 Gigabit
Speed LAN
Green
The network connection is operating at 2.5 Gbps.
Orange
The network connection is operating at 1 Gbps.
Off
• The network connection is operating at 10 Mbps.
• There is no network connection.
2.5 Gigabit
Activity LAN
Orange
A network connection has been established.
Flashes orange
The device is being accessed from the network.
Off
There is no network connection.
10 Gigabit
Ethernet speed
Green
A 10 GbE network connection has been established.
Orange
The network connection is operating at below 10 Gbps.
Off
There is no network connection.
10 Gigabit
Ethernet activity
Orange
A network connection has been established.
Flashes orange
Data is being transmitted.
Off
There is no network connection.
Expansion
Orange
An expansion unit is connected.
Off
No expansion unit is detected.
Audio Alert
Duration
Frequency
Description
Short beep (0.5 seconds) 1
• The NAS is starting up.
• When the reset button is pressed for 3 seconds,
the NAS resets configurations.
• When the reset button is pressed for 10
seconds, the NAS resets configurations and
reboots.
• The operating system was updated.
3
• Cannot detect installed disk.
TS-h2490FU User Guide
Basic Operations
40
