QNAP HS-251+ User Manual

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2-Bay SilentNAS

HS-251+

Remote control included

Support video

& 7.1 channel

audio output

Your personal cloud with centrallized management, le storage, sharing and backup

Real-time & oine HD video transcoding for your mobile devices, PCs, and Smart TVs

Supports le synchronization between multiple devices to have most up-to-date les

Modern set-top design for your digital life style

2GB

DDR3L RAM

SATA

HDD x2

USB

3.0 x 2

USB

2.0 x 2

Storage

Expansion

CELERON

Quad-core

Intel® Celeron

2.0GHz processor

(burst up to 2.42 GHz)

Enjoy your multimedia

library via DLNA®, Roku® ,

AirPlay, and Chromecast

Fanless

Whisper quiet

with only

15 decibels

If you love enjoying HD videos at home you

Simultaneous search on Google

Chrome™ add-on: Qsirch

might wish to have a NAS which…

`is built around a powerful processor to deal with multimedia quickly and efficiently

`is based on an award-winning design that is whisper quiet, and easy to maintain

`has huge amounts of storage space for all of your digital collections

`can transcode video on-the-fly to play on your smart TV with HDMI

`simultaneously streams videos to different devices including PCs, smartphones, tablets, and smart TVs

Then the HS-251+ will definitely be the perfect choice to meet every demand you need

High performance quad-core processor for demanding workloads

Powered by a 22nm 64-bit quad-core Intel® Celeron® 2.0GHz processor (burst up to 2.42GHz) with 2GB energy-efficient DDR3L RAM and dual LAN ports, the HS-251+ delivers up to 224MB/s read & write speeds. The HS-251+ also fully supports AES 256-bit volume & folder encryption with transfer speeds of up to 216 MB/s for performance and security.

240

224 224

180

120

MB/s

Read

Windows Upload /

Download (10GB ﬁle, 2 x 1GbE)

Throughput

Write

240

180

120

MB/s

AES 256-bit Encrypon

216

179

Read

Windows Upload /

Download (10GB ﬁle, 2 x 1GbE)

Write

Search for everything on your HS-251+

Qsirch is your real-time, smart seach engine enabling you to quickly find and share your files. Use the direct sharing function to share directly from your search results instantly. Thumbnail previews for photo, videos, and PDFs makes searching and browsing through voluminous data a lot faster, while the Gmail preview function enables you to preview emails and your Gmail backup files easily and quickly.

Comprehensive backup solution

The HS-251+ is your comprehensive backup and recovery

solution. With a very simple setup process, you can set up real-time and fully automated scheduled backups for your emails, pictures, music, and videos. Windows users can also install the free QNAP NetBak Replicator utility and Mac users can also use Time Machine®.

Access your media center from anywhere

The HS-251+ is your personal cloud so you are always connected

to your data. Take advantage of the myQNAPcloud service to remotely access your HS-251+ wherever you are. Instantly stream or share your multimedia with your family and friends.

Internet

Enjoy your media with multi-zone multimedia control

Use your HS-251+ as a multi-zone multimedia system to fill every corner of your house with your choice

of media. Centrally manage and stream photos, music, and videos from the HS-251+ to different rooms from a single device. Use Bluetooth HDMI, DLNA®, Apple TV® and Chromecast™*. Alternatively, use DLNA compatible devices with the Qfile app on your iOS® device to browse videos/photos and play them on your TV via Apple TV, or transform the HS-251+ into a powerful media streaming machine with DLNA, Roku®, Amazon® Fire TV, and Chromecast with the support of Plex Media Server.

* To stream multimedia via Chromecast, you must first install the multimedia extension pack from the QTS App Center.

Internet

& USB devices connected to your HS-251+ (for music streaming only),

Smart TV

( DLNA )

Smartphones/ Tablets

iOS / Android /

Windows Phone

Apple TV ( AirPlay )

Computers / Laptops

PS3

( DLNA )

XBOX 360

( DLNA )

OPPO Blu-ray player

( Samba supported

network player )

Scalable storage expansion

QNAP NAS

Model

HS-251+

QNAP Expansion

Enclosure

UX-800P 1 10 80

UX-500P 1 7 56

Max. No. of

Expansion Enclosure

* The maximum capacity is calculated by using 8TB HDDs.

Total HDD No. (NAS

+ Enclosure)

Max. Raw Capacity

(TB)**

The HS-251+ supports online capacity expansion with QNAP expansion enclosures. The UX-500P/UX-800P ensure that your storage grows seamlessly with your requirements.

Use the HybridDesk Station with HDMI to enjoy multimedia content on TV

HybridDesk Station is an ideal digital media player for you to directly enjoy HD media content on your TV with HDMI connection. The QNAP remote contro is included for you to conveniently control the HD Station . You can also turn your mobile devices into remote controls by installing the Qremote app.

Elegant, fanless design

The HS-251+ is a whisper- quiet NAS that enables users to enjoy media with no distractions. The HS-251+ has no fans meaning it remains dust-free and produces a near-silent 15 decibels.

Fanless

Channel Licenses

Free: 2 Max: 40

Stay up-to-date across devices and clouds

Qsync utility turns your HS-251+ into a safe, large-capacity data center. Qsync helps you ensure you always have the most up-to-date files across all your different devices. Qsync also provides centralized configuration and enables you to remotely erase the Qsync folder on a lost device to avoid data breaches. Additionally, install the Cloud Drive Sync app from QTS App Center to easily sync files with Google Drive™ and Dropbox® cloud storage.

* The data will still be retained on the QNAP NAS

synchronize your files across multiple computers and supports Windows and Mac.

Effortlessly connect from anywhere

The HS-251+ provides several useful applications to extend beyond basic storage functionality. Use Download Station to download files without switching on your PC. Enjoy easy access to your files from your mobile devices using mobile Apps like Qfile, Qphoto, and Qmusic. Use Qfinder Pro to help you find, access and manage your QNAP NAS on your network easily. Enjoy 2 free (and up to 40 via additional licenses) IP camera channels to build a safe environment with Surveillance Station.

Power LED

Connector

Password & Network Settings Reset Button

Gigabit LAN X 2 HDMI X 1Power

Model HS-251+

CPU

RAM

Flash Memory

Intel® Celeron® 2.0GHz quad-core processor

(burst up to 2.42GHz)

2GB DDR3L RAM

512MB DOM

2 x 3.5" or 2.5" SSD or SATA Hard Drives NOTE:

Hard Disk Drive

Hard Disk Tray

LAN Port

USB Port

HDMI

LED Indicators

Buttons

Alarm Buzzer

IR Receiver

Form Factor

Dimensions

Weight

Power

Consumption (W)

Temperature

Humidity

Power Supply

Secure Design

1. The system is shipped without HDD

2. For the HDD compatibility list, please visit

https://www.qnap.com/compatibility

2 x Hot-swappable tray

2 x Gigabit RJ-45 Ethernet port

2 x USB 3.0 port (Rear) & 2 x USB 2.0 port (Rear) Support USB printer, pen drive, and USB UPS etc.

Status, LAN

Power/Status, reset

System warning

(QNAP RM-IR002 Remote Control)

✔

Desktop

41.3 (H) x 302 (W) x 220 (D) mm

1.62 (H) x 11.89 (W) x 8.66 (D) inch

Net: 1.56 kg / 3.44 lb Gross: 2.62 kg / 5.78 lb

S3 sleep mode: 0.6W / HDD standby: 7.1W In operation:15.8W

(with 2 x 3TB WD WD30EFRX NAS HDD installed)

0 - 40 °C

5 - 95% R.H, wet bulb: 27˚C

External Power Adapter, 60W, 100-240V

Kensington security slot for theft prevention

Package content

`HS-251+ Network Attached Storage `Ethernet Cable x 2 `AC Adapter and Power Cord `Quick Installation Guide (QIG)

Power

USB 3.0 X 2USB 2.0 X 2

`Remote control `Hot-Swappable HDD tray `Screws for 3.5" & 2.5" HDD

Software SpecificationsHardware Specifications

Volume Types Single disk, JBOD, RAID 0, RAID 1

Storage

Management

Storage

Expansion

Supported Client

Supported

Browsers

File System

Networking

Protocols

Surveillance

Station

Download

Station

Features

Streaming Server DLNA Server, Airplay, Chromecast, iTunes Server

Mobile Apps

Utilities

Language

Qsirch

HD station

Volume/LUN with thin provisioning and space reclaim, Online volume expansion, Online RAID capacity expansion, SSD read-only/read-write cache, AES 256-bit volume-based and shared folder data encryption*

1 x QNAP UX-500P / UX-800P expansion unit

Windows 7 (32/64-bit), Windows 8 (32/64-bit), Windows Server 2003/2008 R2/2012/2012R2, Apple Mac OS X, Linux & UNIX

Microsoft Internet Explorer 10+, Mozilla Firefox 8+, Apple Safari 4+,Google Chrome

Internal Hard Drive: EXT4 External Hard Drive: EXT3, EXT4, NTFS, FAT32, HFS+

CIFS/SMB, AFP, NFS, FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, VPN (PPTP, OpenVPN, L2TP), WebDAV, Rsync

Includes 2 free camera licenses, up to 40 camera channels via additional license purchase

PC-less Bit-Torrent, FTP/FTPS, and HTTP/HTTPS, Thunder, FlashGet, qqdl download (up to 500 Tasks), scheduled download, and bandwidth control

File Station, Backup Station, FTP server, Web Server, Qsync, Notes Station, Print Server, VPN Server, VPN Client,Antivirus Protection, System Logs, Photo Station, Music Station, Video Station, Download Station (BT/HTTP/FTP), App Center, Hardware Accelarated Transcoding

Qﬁle, Qmanager, Qmusic, Qphoto, Qvideo, Qnotes, Qget,

Qremote, Vmobile

Qﬁnder, Qsync, NetBak Replicator, QGet, myQNAPcloud

Connect, Qsnap

English, Chinese (Traditional & Simpliﬁed), Czech, Danish,

Dutch, Finnish, French, German, Greek, Hungarian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese (Brazil), Romanian, Russian, Spanish, Swedish, Thai, Turkish

Supports full-text search, previews for photos, music, videos, Gmail, PDF .etc, search Chrome extension

Playback medias on TV with KODI via HDMI, Watch online content such as YouTube, Flickr, Picasa, Shoutcast, etc, Supports QNAP Qremote app and the official KODI remote app

Note:

- The playback and quality of some video ﬁles may be

affected by the system's CPU and GPU decoding abilities.

- Up to 7.1 channel audio passthrough is supported

Accessories

QNAP HS-251+ User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual