QNAP TS-251B User Manual
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QNAP TS-251B User Manual

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TS-251B
User Guide
Document Version: 3
23/07/2018

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Summary of Contents for QNAP TS-251B

  • Page 1 TS-251B User Guide Document Version: 3 23/07/2018...

  • Page 2: Table Of Contents

    TS-251B User Guide Contents 1. Preface About This Guide............................3 Audience...............................3 Document Conventions..........................3 2. Product Overview About the TS-251B............................4 Hardware Specifications..........................4 Package Contents............................6 Components..............................6 Front Panel............................... 7 Rear Panel..............................7 Left Panel..............................8 Drive Numbering............................9 Installation Requirements..........................9 Setting Up the NAS............................9...
  • Page 3 Disclaimer..............................45 GNU Public License............................45 FCC Notice..............................53 CE Notice..............................53 SJ/T 11364-2006............................54...

  • Page 4: Preface

    TS-251B User Guide 1. Preface About This Guide This guide provides information on the QNAP TS-251B NAS and step-by-step instructions on installing the hardware. It also provides instructions on basic operations and troubleshooting information. Audience This document is intended for consumers and storage administrators. This guide assumes that the user has a basic understanding of storage and backup concepts.

  • Page 5: Product Overview

    J3355 dual-core 2.0 GHz processor with burst frequency of up to 2.5 GHz. The TS-251B supports up to 8 GB of DDR3L RAM and features USB One Touch Copy, a Gigabit LAN port, and a PCIe slot. With a hardware-accelerated encryption engine, the TS-251B ensures the security of sensitive data and protects any important information that is stored on the NAS.
  • Page 6 • 1 x speaker Note You cannot use the speaker and the line-out jack simultaneously. Interface Buttons • Power • Reset • USB One Touch Copy IR sensor Note The QNAP RM-IR004 remote control is an optional separate purchase. Product Overview...

  • Page 7: Package Contents

    TS-251B User Guide Component TS-251B Dimensions Form factor Tower Dimensions (H x W x D) 168 x 105 x 226 mm (6.62 x 4.13 x 8.90 in) Net weight 1.53 kg (3.37 lbs) Other Power supply unit 65W, 100-240V AC, 50/60 Hz...

  • Page 8: Front Panel

    TS-251B User Guide Front Panel Component Component Power button Drive 1 LED Status LED Drive 2 LED LAN LED USB One Touch Copy port USB LED USB One Touch Copy button Rear Panel Component Component Speaker HDMI 1.4b port Product Overview...

  • Page 9: Left Panel

    TS-251B User Guide Component Component Kensington security slot 3.5 mm line-out jack Power input 3.5 mm dynamic microphone jacks USB 2.0 Type-A ports Reset button USB 3.0 Type-A port PCIe low-profile cover Gigabit Ethernet RJ45 port Left Panel Component Component PCIe 2.0 x2 slot...

  • Page 10: Drive Numbering

    TS-251B User Guide Drive Numbering Installation Requirements Category Item Environment • Room temperature: 0˚C to 40˚C (32˚F to 104˚F) • Non-condensing relative humidity: 5% to 95% • Wet-bulb temperature: 27˚C (80.6˚F) • Flat, anti-static surface with no exposure to direct sunlight, liquids,...
  • Page 11 TS-251B User Guide 4. Power on the NAS. 5. Install QTS. For details, see Installation. 6. Log on to QTS. Product Overview...

  • Page 12: Installation And Configuration

    Hardware Installation This section provides information on installing drives, memory modules, and expansion cards. Drive Installation The TS-251B is compatible with 3.5-inch and 2.5-inch hard drives and 2.5-inch solid-state drives. Installing 3.5-inch Hard Drives on 3.5-inch Trays Warning • Installing a drive deletes all data on the drive.
  • Page 13 TS-251B User Guide 3. Remove a drive tray by simultaneously pressing the latch and pulling the tray. 4. Install a drive on the tray. a. Remove the fastening panels from the sides of the drive tray. Installation and Configuration...
  • Page 14 TS-251B User Guide b. Place the drive on the tray so that the holes on the sides of the drive are aligned with the holes on the sides of the tray. c. Attach the fastening panels to lock the drive to the tray.
  • Page 15 TS-251B User Guide 5. Slide the tray into the drive bay. 6. Attach the front cover. a. Align the cover with the grooves on the case. b. Slide the cover to the right. Installation and Configuration...
  • Page 16 TS-251B User Guide c. Slide the lock up. 7. Power on the NAS. Installing 2.5-inch Drives on 3.5-inch Trays Warning • Installing a drive deletes all data on the drive. • Observe electrostatic discharge (ESD) procedures to avoid damage to components.
  • Page 17 TS-251B User Guide a. Locate the lock on the left side of the NAS. b. Slide the lock down to release the cover. c. Slide the cover to the left. d. Remove the cover. 3. Remove a drive tray by simultaneously pressing the latch and pulling the tray.
  • Page 18 TS-251B User Guide 4. Install a drive on the tray. a. Remove the right fastening panel from the drive tray. b. Place the drive on the tray so that the holes on the bottom of the drive are aligned with the holes on the bottom of the tray.
  • Page 19 TS-251B User Guide 5. Slide the tray into the drive bay. 6. Attach the front cover. a. Align the cover with the grooves on the case. b. Slide the cover to the right. Installation and Configuration...

  • Page 20: Installing Expansion Cards

    7. Power on the NAS. Installing Expansion Cards The TS-251B supports selected expansion cards, some of which require QNAP PCIe brackets. QNAP- branded expansion cards purchased from the company website are shipped with the brackets necessary to fit all QNAP NAS models. The TS-251B series uses low-profile flat brackets.
  • Page 21 TS-251B User Guide • Observe electrostatic discharge (ESD) procedures to avoid damage to components. 1. Check the expansion cards and brackets supported by your model on the QNAP website. a. Go to www.qnap.com/compatibility. b. Click Search by NAS. c. Specify the number of bays and the specific model of your NAS.
  • Page 22 TS-251B User Guide 6. Remove the case cover. a. Remove the screws that secure the case cover to the chassis. b. Slide the cover back to detach it from the chassis. c. Pull the cover to the left to remove it.
  • Page 23 Remove the screw from the cover. b. Remove the cover from the slot. 9. Optional: Attach the QNAP bracket to the expansion card. a. Remove the screws from the existing bracket. b. Carefully pull the bracket away from the card.
  • Page 24 TS-251B User Guide c. Attach the QNAP bracket to the card using the same screws. d. Verify that the bracket is securely attached to the card. 10. Install the expansion card. a. Hold the edges of the expansion card and carefully insert it into the slot.
  • Page 25 TS-251B User Guide 11. Place the NAS in its normal upright position. 12. Attach the case cover. a. Push the cover to the right to attach it to the chassis. b. Slide the cover forward to secure it. c. Attach the screws to the back of the NAS.
  • Page 26 TS-251B User Guide 13. Attach the front cover. a. Align the cover with the grooves on the case. b. Slide the cover to the right. c. Slide the lock up. Installation and Configuration...

  • Page 27: Replacing Memory Modules

    16. Power on the NAS. Replacing Memory Modules The TS-251B has two memory slots. You can increase the memory capacity of the NAS by upgrading the memory modules. When using two modules, use only QNAP modules of the same type and capacity to maintain system performance and stability.
  • Page 28 TS-251B User Guide c. Slide the cover to the left. d. Remove the cover. 5. Remove each drive tray by simultaneously pressing the latch and pulling the tray. Installation and Configuration...
  • Page 29 TS-251B User Guide 6. Remove the case cover. a. Remove the screws that secure the case cover to the chassis. b. Slide the cover back to detach it from the chassis. c. Pull the cover to the left to remove it.
  • Page 30 TS-251B User Guide 7. Position the NAS on its right side. 8. Remove an existing module. a. Push the retention clips outward simultaneously to release the module. b. Verify that the module has tilted upward and is completely released from the slot.
  • Page 31 TS-251B User Guide Warning • Do not touch the components, particularly the metal connectors. • Do not bend the module. 9. Install a new module. a. Align the notch with the ridge in the slot. b. Insert the module. c. Verify that the metal connectors are fully inserted.
  • Page 32 TS-251B User Guide 10. Place the NAS in its normal upright position. 11. Attach the case cover. a. Push the cover to the right to attach it to the chassis. b. Slide the cover forward to secure it. c. Attach the screws to the back of the NAS.
  • Page 33 TS-251B User Guide 13. Attach the front cover. a. Align the cover with the grooves on the case. b. Slide the cover to the right. c. Slide the lock up. Installation and Configuration...

  • Page 34: Qts Installation

    Go to Control Panel > System > System Status > Hardware Information . c. Check the value for Total memory. QTS Installation The TS-251B uses the QNAP QTS operating system. You can install QTS using any of the following methods. Method...

  • Page 35: Installing Qts Using Qfinder Pro

    3. Run Qfinder Pro on a computer that is connected to the same local area network. Note To download Qfinder Pro, go to https://www.qnap.com/utilities. 4. Locate the NAS in the list and then double-click the name or IP address. The Smart Installation Guide opens in the default web browser.

  • Page 36: Installing Qts Using The Cloud Key

    TS-251B User Guide QNAP recommends connecting to an NTP server to ensure that the NAS follows the Coordinated Universal Time (UTC) standard. 9. Click Next. 10. Select Obtain an IP address automatically (DHCP). 11. Click Next. 12. Select the types of devices that you will use to access shared folders on the NAS.
  • Page 37 TS-251B User Guide The web page lists all the uninitialized QNAP NAS devices on the local network. 4. Find your NAS from the list and then click Initialize. Note If your NAS is not listed, follow the instructions on the web page to specify the Cloud Key on the NAS.

  • Page 38: Installing Qts Using An Hdmi Connection

    Installing QTS deletes all data on the drives. Back up your data before proceeding. 1. Connect an HDMI monitor to the NAS. 2. Connect a USB keyboard to the NAS or prepare the QNAP IR remote control (not available on all models).
  • Page 39 TS-251B User Guide 8. Click Next. 9. Review the settings. 10. Click Next. The Confirm screen appears. Warning Clicking Next deletes all data on the drive before installing QTS. 11. Click Next. QTS is installed. Installation and Configuration...

  • Page 40: Basic Operations

    TS-251B User Guide 4. Basic Operations This chapter describes basic NAS operations. Power Button Operation User Action Result Power on Press the button once. The NAS powers on. Power off Press and hold the button for 1.5 The NAS powers off.

  • Page 41: Leds

    TS-251B User Guide For details on configuring USB One Touch Copy, see the QTS User Guide. LEDs LEDs indicate system status and related information when the NAS is powered on. The following LED information applies only when the drive is correctly installed and when the NAS is connected to the network.

  • Page 42: Beep Alarm

    TS-251B User Guide Status Description Flashes blue every 0.5 sec • A USB device (connected to the front USB port) is detected. • A USB device (connected to the front USB port) is being removed from the NAS. • A USB device (connected to the front USB port of the NAS) is being accessed.

  • Page 43: Troubleshooting

    TS-251B User Guide 5. Troubleshooting This chapter describes basic troubleshooting information. Forcing Qfinder Pro or myQNAPcloud to Locate the NAS If Qfinder Pro or myQNAPcloud is unable to locate the NAS during QTS installation, the drives or data may be faulty.

  • Page 44: Support And Other Resources

    TS-251B User Guide Disk Volume RAID Recovery Support Maximum Number of Removed Drives Single JBOD RAID 0 RAID 1 Support and Other Resources QNAP provides the following resources: Resource Documentation http://docs.qnap.com Helpdesk http://helpdesk.qnap.com Downloads http://download.qnap.com Community Forum http://forum.qnap.com Troubleshooting...

  • Page 45: Glossary

    Provides various remote access services such as DDNS and CloudLink myQNAPcloud ID Email address that was used to register for a myQNAPcloud account Qfinder Pro Enables you to locate and access the QNAP NAS devices in your local area network QNAP NAS operating system Glossary...

  • Page 46: Notices

    No license, express or implied, by estoppels or otherwise, to any intellectual property rights is granted by this document. Except as provided in QNAP's terms and conditions of sale for such products, QNAP assumes no liability whatsoever, and QNAP disclaims any express or implied warranty, relating to sale and/or use of QNAP products including liability or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyright or other intellectual property right.
  • Page 47 TS-251B User Guide Free Software Foundation, use the GNU General Public License for most of our software; it applies also to any other work released this way by its authors. You can apply it to your programs, too. When we speak of free software, we are referring to freedom, not price. Our General Public Licenses are...
  • Page 48 TS-251B User Guide tells the user that there is no warranty for the work (except to the extent that warranties are provided), that licensees may convey the work under this License, and how to view a copy of this License. If the interface presents a list of user commands or options, such as a menu, a prominent item in the list meets this criterion.
  • Page 49 TS-251B User Guide You may convey verbatim copies of the Program's source code as you receive it, in any medium, provided that you conspicuously and appropriately publish on each copy an appropriate copyright notice; keep intact all notices stating that this License and any non-permissive terms added in accord with section 7 apply to the code;...
  • Page 50 TS-251B User Guide the object code. If the place to copy the object code is a network server, the Corresponding Source may be on a different server (operated by you or a third party) that supports equivalent copying facilities, provided you maintain clear directions next to the object code saying where to find the Corresponding Source.
  • Page 51 TS-251B User Guide a. Disclaiming warranty or limiting liability differently from the terms of sections 15 and 16 of this License; or b. Requiring preservation of specified reasonable legal notices or author attributions in that material or in the Appropriate Legal Notices displayed by works containing it; or c.
  • Page 52 TS-251B User Guide An “entity transaction” is a transaction transferring control of an organization, or substantially all assets of one, or subdividing an organization, or merging organizations. If propagation of a covered work results from an entity transaction, each party to that transaction who receives a copy of the work also...
  • Page 53 TS-251B User Guide If conditions are imposed on you (whether by court order, agreement or otherwise) that contradict the conditions of this License, they do not excuse you from the conditions of this License. If you cannot convey a covered work so as to satisfy simultaneously your obligations under this License and any other pertinent obligations, then as a consequence you may not convey it at all.

  • Page 54: Fcc Notice

    • Consult the dealer or an experienced radio/television technician for help. Important 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.

  • Page 55: Sj/T 11364-2006

    TS-251B User Guide SJ/T 11364-2006 本产品符合中国 RoHS 标准。以下表格标示此产品中某有毒物质的含量符合中国 RoHS 标准规定的限量要求。 本产品上会附有”环境友好使用期限”的标签，此期限是估算这些物质”不会有泄漏或突变”的年限。本产品 可能包含有较短的环境友好使用期限的可替换元件，像是电池或灯管，这些元件将会单独标示出来。 部件名称 有毒有害物质或元素 铅 汞 镉 六价铬 多溴联苯 多溴二苯醚 (Pb) (Hg) (Cd) (CR(VI)) (PBB) (PBDE) 壳体 显示 印刷电路板 金属螺帽 电缆组装 风扇组装 电力供应组装 0 电池 O: 表示该有毒有害物质在该部件所有物质材料中的含量均在 SJ/T11363-2006 标准规定的限量要求以下。 X: 表示该有毒有害物质至少在该部件的某一均质材料中的含量超出 SJ/T11363-2006 标准规定的限量要求。...

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