Checking System Status - QNAP TS-110 Software User Manual

2.1.2 Checking System Status

LED Displa y & Sy ste m Sta tus O v e rv ie w
LED C olor
System Red/
Status Green
LED Sta tus
Flashes green
and red
alternately every
0.5 sec
Red
Flashes red every
0.5 sec
Flashes green
every 0.5 sec
Flashes green
every 2 sec
De sc ription
1) The hard disk drive on the NAS is being
formatted.
2) The NAS is being initialized.
3) The system firmware is being updated.
4) RAID rebuilding is in process.
5) Online RAID capacity expansion is in
process.
6) Online RAID level migration is in process.
1) The hard disk drive is invalid.
2) The disk volume has reached its full
capacity.
3) The disk volume is going to be full.
4) The system fan is out of function (TS-
119 does not support smart fan.)
5) An error occurs when accessing (read/
write) the disk data.
6) A bad sector is detected on the hard
disk drive.
7) The NAS is in degraded read-only mode
(2 member hard drives fail in a RAID 5 or
RAID 6 configuration, the disk data can
still be read.)
8) Hardware self-test error.
The NAS is in degraded mode (one member
hard drive fails in RAID 1, RAID 5 or RAID 6
configuration.)
1) The NAS is starting up.
2) The NAS is not configured.
3) The hard disk drive is not formatted.
The NAS is in S3 Sleep Mode
15
1
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