QNAP TS-253 Pro User Manual

5
FCC Class B Notice
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two
conditions:
1. This device may not cause harmful interference.
2. This device must accept any interference received, including interference that may
cause undesired operation.
Note: This equipment has been tested and found to comply with the limits for a Class B
digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference in a residential installation. This
equipment generates, uses, and can radiate radio frequency energy and, if not installed
and used in accordance with the instructions, may cause harmful interference to radio
communications. However, there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off and on, the
user is encouraged to try to correct the interference by one or more of the following
measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the
receiver is connected.
• Consult the dealer or an experienced radio/television technician for help.
Modifications: Any modifications made to this device that are not approved by QNAP
Systems, Inc. may void the authority granted to the user by the FCC to operate this
equipment.
CE NOTICE
QNAP NAS comply with different CE compliance classes. Please refer to the Appendix for
details.

QNAP TS-253 Pro Specifications

General

RAID levels	0, 1, 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
Installed storage drive type	-
Supported storage drive types	HDD & SSD
Total installed storage capacity	0 TB
Maximum supported storage capacity	- TB
Number of storage drives installed	0
Number of storage drives supported	2
Processor cores	4
Processor family	Intel® Celeron®
Processor frequency	2 GHz
Flash memory	512 MB
Internal memory	8 GB
Internal memory type	DDR3L
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, 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	70 mm
Product color	Black
Number of fans	1 fan(s)
Cable lock slot type	Kensington
Type	NAS
Device class	Home & Home Office
Backup features	Cloud, iSCSI LUN
Security algorithms	256-bit AES, FIPS 140-2, HTTPS, SSH, SSL/TLS
Operating system version	4.1
Operating system installed	QNAP Turbo System
Fan voltage	12 V
AC input voltage	100-240 V
AC input frequency	50 - 60 Hz
Power consumption (sleep)	0.74 W
Power consumption (typical)	16.34 W
Power supply unit (PSU) capacity	90 W
Cables included	LAN (RJ-45)
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	5 - 95 %

Weight and Dimensions

Depth	216 mm
Width	102 mm
Height	150 mm
Weight	1740 g
Package weight	2920 g