16

Appendix

B

Appendix B: LED Indication Table

LED Indication Color Status Description

STATUS
Green
Static Volume normal
Slow on/off cycle HDD Hibernation
(All the other LED indicators will be off)
Orange
Static
Available volume space < 1GB
Available volume space < 1 %
Blinking
Volume degraded or crashed
No volume
LAN Green
Static Gigabit Link
Blinking Network is active
Off Network is down
DISK 1~2
Green
Static Disk is ready and idle
Blinking Disk is being accessed
Off No internal disk
Orange Static Cannot read / write
Copy Green
Static USB disk / SD card detected
Blinking Copying data
Off No USB disk / SD card attached
Power Blue
Static Power ready
Blinking
Booting up
Shutting down
Off Power off
Note: Model specifications are subject to change without notice. Please refer to www.synology.com for the latest information.