QNAP TS-453U User Manual

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12. To check that the memory module is recognized by the NAS, power up the NAS and
login the web interface as an administrator. Go to “System Status” > “System
Information” and check the total memory in “Hardware Information”.
5.5 IS-453S
1. Loosen the four screws on the bottom and the two screws on the rear panel of the NAS
with a Phillips screwdriver and lift the bottom off.
2. Pull the retention clips on each side so that the module tilts up for easy removal.
Remove installed memory modules.
Note: Always ensure that a memory module is installed in the primary slot that is

QNAP TS-453U Specifications

General

RAID levels	1, 5, 6, 10
RAID support	Yes
Storage drive size	2.5/3.5 \
Storage drive capacity	0 GB
Supported file systems	ext3, ext4, FAT32, HFS+, NTFS
Storage drive interface	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 model	-
Processor family	Intel® Celeron®
Processor frequency	2 GHz
Flash memory	512 MB
Memory slots	2
Internal memory	4 GB
Internal memory type	DDR3L
Maximum RAM supported	8 GB
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	1
Chassis type	Rack (1U)
Cooling type	Active
Fan diameter	40 mm
Product color	Black
Type	NAS
Device class	Small & Medium Business
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 supply location	Built-in
Power consumption (sleep)	23.54 W
Power consumption (typical)	39.86 W
Power supply unit (PSU) capacity	250 W
Cables included	AC, LAN (RJ-45)

Weight and Dimensions

Depth	499 mm
Width	439 mm
Height	44 mm