QNAP TS-431+ User Manual

28
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
System
Status
Red/
Green
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.
Flashes green
every 2
seconds
The NAS is in S3 sleep mode
1
.
Green
The NAS is ready.
Off
All the hard disk drives on the NAS are in
standby mode.
1
This feature is only available on certain NAS models. Please refer to the product specification table
for details at www.qnap.com.

QNAP TS-431+ Specifications

General

RAID levels	0, 1, 5, 6, 10, JBOD
RAID support	Yes
Storage drive size	2.5/3.5 \
Storage drive capacity	- GB
Supported file systems	ext3, ext4, FAT32, HFS+, NTFS
Storage drive interface	Serial ATA II, Serial ATA III
Storage drives installed	No
Supported storage drive types	HDD & SSD
Total installed storage capacity	0 TB
Number of storage drives installed	0
Number of storage drives supported	4
Processor cores	2
Processor model	Alpine AL-212
Processor family	Annapurna Labs
Processor frequency	1.4 GHz
Flash memory	512 MB
Internal memory	1 GB
Internal memory type	DDR3
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Supported network protocols	CIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, and SMSC
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.
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	3
Chassis type	Tower
Cooling type	Active
Fan diameter	120 mm
Product color	White
LED indicators	HDD, LAN, Status, USB
Number of fans	1 fan(s)
Housing material	-
Cable lock slot type	Kensington
Type	NAS
Noise level	17.5 dB
Device class	Home & Home Office
Share folder	CIFS/SMB
Backup features	Cloud, iSCSI LUN
Number of users	4096 user(s)
Browser supported	Microsoft Internet Explorer 10+, Mozilla Firefox 8+, Apple Safari 4+, Google Chrome
Security algorithms	256-bit AES, FIPS 140-2, HTTPS, SSH, SSL/TLS
Operating system version	4.1
Operating system installed	QNAP Turbo System
Other operating systems supported	Android, iOS
Server operating systems supported	Windows Server 2003, Windows Server 2003 R2, Windows Server 2008, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2
Windows operating systems supported	Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows Vista Enterprise, Windows XP Professional
Fan voltage	12 V
AC input voltage	100-240 V
Power supply location	External
Power consumption (sleep)	11.89 W
Power consumption (typical)	26.15 W
Number of power supply units	1
Power supply unit (PSU) capacity	90 W
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	5 - 95 %
Certification	FCC, CE, BSMI, VCCI, C-TICK
Cables included	AC, LAN (RJ-45)

Weight and Dimensions

Depth	219 mm
Width	160 mm
Height	169 mm
Weight	3000 g
Package weight	4300 g