B
11
Appendix
LED Indicator Table
1
Please try to restart your DiskStation or re-insert the drive(s), and then run the HDD/SSD manufacturer's diagnostic tool to check the
health status of the drive(s). If you can log into DSM, please run the built-in S.M.A.R.T. test to scan the drive(s). If the problem remains
unresolved, please contact Synology Technical Support for help.
LED Indicator Color Status Description
STATUS
Green Static Volume normal
Orange Blinking
Volume degraded / Volume crashed
Volume not created
DSM not installed
Off HDD hibernation
DISK 1-4
Green
Static Drive ready and idle
Blinking Accessing drive
Orange Static Drive error / Port disabled
1
Off No internal drive / Deep sleep
Power
Blue
Static Powered on
Blinking Booting up / Shutting down
Off Powered off
Rear LAN
(on upper side of jack)
Green
Static Network connected
Blinking Network active
Off No network
Rear LAN
(on lower side of jack)
Green Static 1Gbps connection
Orange Static 100 Mbps connection
Off 10 Mbps connection / No network
Note: This table is applicable to Synology NAS running DSM 6.2.3 and earlier. For DSM 6.2.4 and above, please refer to this article for
the latest information.
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