QNAP TS-412 User Manual

Chapter 4. LED and Alarm Buzzer Specifications
The LED indicators of the NAS indicate the system status and information. When the NAS
is turned on, check the following items to make sure the system status is normal. Note
that the following LED information is applicable only when users have properly installed the
hard drive, and connected the NAS to the network and the power supply.
LED Color LED Status Description
Flashes green
and red
alternately
every 0.5 sec
1. The hard 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
Red
1. The hard 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
5. An error occurs when accessing
(read/write) the disk data
6. A bad sector is detected on the hard drive
7. The NAS is in degraded read-only mode
(2 member drives fail in a RAID 5 or RAID
6 configuration, the disk data can still be
read)
8. Hardware self-test error
Flashes red
every 0.5 sec
The NAS is in degraded mode (one member
drive fails in RAID 1, RAID 5 or RAID 6
configuration)
Flashes green
every 0.5 sec
1. The NAS is starting up
2. The NAS is not configured
3. A hard disk drive is not formatted
Green The NAS is ready
System
Status
Red/
Green
Off
All the hard disk drives on the NAS are in
standby mode
21

QNAP TS-412 Specifications

General

RAID levels	0, 1, 5, 6, 10
Storage drive size	2.5/3.5 \
Storage drive capacity	- GB
Supported file systems	ext3, ext4, FAT32, HFS+, NTFS
Storage drive interface	Serial ATA, Serial ATA II
Total installed storage capacity	- TB
Maximum supported storage capacity	8 TB
Number of storage drives installed	-
Number of storage drives supported	4
Flash memory	16 MB
Internal memory	0.25 GB
Internal memory type	DDR2
Processor model	6281
Processor family	Marvell
Processor frequency	1.2 GHz
Number of processors installed	1
Fan	90 mm
Dimensions (WxDxH)	180 x 235 x 177 mm
Power requirements	100-240V
Networking features	Gigabit Ethernet
Compatible operating systems	Windows 2000; Windows XP; Windows Vista (32/ 64 bit); Windows Windows 7 (32/ 64 bit); Windows Server 2003/2008; Mac OS X; Linux & Unix.
DHCP client	Yes
Maximum data transfer rate	1000 Mbit/s
Supported network protocols	TCP/IP
Security algorithms	HTTPS, SSH, SSL/TLS
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Ethernet LAN (RJ-45) ports	2
Chassis type	Tower
LED indicators	HDD, LAN, Power, Y
Number of fans	1 fan(s)
Power consumption (sleep)	11 W
Power consumption (typical)	26 W
Power supply unit (PSU) capacity	120 W
Operating temperature (T-T)	0 - 40 °C

Weight and Dimensions

Weight	3000 g