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END OF TERMS AND CONDITIONS

FCC Notice

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.

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.

CE Notice

This QNAP NAS complies with CE Compliance Class B.

TS-251B User Guide

Notices

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Содержание TS-251B

Страница 1: ...TS 251B User Guide Document Version 3 23 07 2018 ...

Страница 2: ...acing Memory Modules 26 QTS Installation 33 Installing QTS Using Qfinder Pro 34 Installing QTS Using the Cloud Key 35 Installing QTS Using an HDMI Connection 37 4 Basic Operations Power Button 39 Reset Button 39 USB One Touch Copy Button 39 LEDs 40 Beep Alarm 41 5 Troubleshooting Forcing Qfinder Pro or myQNAPcloud to Locate the NAS 42 Hot swapping Failed Drives 42 Recovering Unintentionally Remove...

Страница 3: ...Disclaimer 45 GNU Public License 45 FCC Notice 53 CE Notice 53 SJ T 11364 2006 54 2 ...

Страница 4: ...s that the user has a basic understanding of storage and backup concepts Document Conventions Symbol Description Notes provide default configuration settings and other supplementary information Important notes provide information on required configuration settings and other critical information Tips provide recommendations or alternative methods of performing tasks or configuring settings Warnings...

Страница 5: ... loss caused by unauthorized modifications and installation of unsupported third party accessories or applications Component TS 251B Ordering Information Ordering P N TS 251B 2G TS 251B 4G Processor CPU Intel Celeron J3355 Frequency Dual core 2 0 GHz base 2 5 GHz turbo Architecture 64 bit x86 Encryption engine AES NI Memory Pre installed memory 2 GB RAM 1 x 2 GB DDR3L 4 GB RAM 1 x 4 GB DDR3L Impor...

Страница 6: ...igabit RJ45 External I O Ports Expansion Slots PCIe slots 1 x PCIe 2 0 x2 USB ports Front 1 x USB 3 0 Type A Note You can use the One Touch Copy button with this port Rear 4 x USB Type A 3 x USB 2 0 Type A 1 x USB 3 0 Type A HDMI outputs 1 x HDMI v1 4b Supports up to 3840 x 2160 30 Hz Audio 2 x 3 5 mm dynamic microphone jacks 1 x 3 5 mm line out jack 1 x speaker Note You cannot use the speaker and...

Страница 7: ... the maximum number of drives installed Fans System 1 x 70 mm Warning To avoid potential injury or damage to components do not touch the fan while the NAS is connected to a power source Operating temperature 0 C to 40 C 32 F to 104 F Relative humidity Non condensing relative humidity 5 to 90 Wet bulb temperature 27 C 80 6 F Security slot Kensington security slot Tip Model specifications are subjec...

Страница 8: ...ent 1 Power button 5 Drive 1 LED 2 Status LED 6 Drive 2 LED 3 LAN LED 7 USB One Touch Copy port 4 USB LED 8 USB One Touch Copy button Rear Panel No Component No Component 1 Speaker 7 HDMI 1 4b port TS 251B User Guide Product Overview 7 ...

Страница 9: ...r input 9 3 5 mm dynamic microphone jacks 4 USB 2 0 Type A ports 10 Reset button 5 USB 3 0 Type A port 11 PCIe low profile cover 6 Gigabit Ethernet RJ45 port Left Panel No Component No Component 1 PCIe 2 0 x2 slot 3 Memory slot 2 2 Memory slot 1 TS 251B User Guide Product Overview 8 ...

Страница 10: ...details on compatible drives go to https www qnap com compatibility Network cable Tools Phillips 1 or 2 screwdriver Anti static wrist strap Setting Up the NAS 1 Place your NAS device in an environment that meets the requirements For details see Installation Requirements 2 Install the drives For details see the following topics Installing 3 5 inch Hard Drives on 3 5 inch Trays Installing 2 5 inch D...

Страница 11: ...4 Power on the NAS 5 Install QTS For details see QTS Installation 6 Log on to QTS TS 251B User Guide Product Overview 10 ...

Страница 12: ... 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 Observe electrostatic discharge ESD procedures to avoid damage to components 1 Power off the NAS 2 Remove the front cover a Locate the lock on the left side of the NAS b Slide the lock down to release the cover c Slide the cov...

Страница 13: ...rive 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 TS 251B User Guide Installation and Configuration 12 ...

Страница 14: ...es 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 d Optional Attach screws to further secure the drive TS 251B User Guide Installation and Configuration 13 ...

Страница 15: ...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 TS 251B User Guide Installation and Configuration 14 ...

Страница 16: ...h 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 1 Power off the NAS 2 Remove the front cover TS 251B User Guide Installation and Configuration 15 ...

Страница 17: ... 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 TS 251B User Guide Installation and Configuration 16 ...

Страница 18: ... 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 c Attach the screws to the drive TS 251B User Guide Installation and Configuration 17 ...

Страница 19: ...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 TS 251B User Guide Installation and Configuration 18 ...

Страница 20: ...nded 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 Warning Only qualified personnel should perform the following steps Failure to follow instructions can result in serious injury or death TS 251B User Guide Installation and Configuration 19 ...

Страница 21: ...select the component or device type e Locate a specific component or device model in the list f Optional Click the corresponding Note icon to view more information 2 Power off the NAS 3 Disconnect the power cord from the electrical outlet 4 Disconnect all cables and external attachments 5 Remove the front cover a Locate the lock on the left side of the NAS b Slide the lock down to release the cove...

Страница 22: ...e 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 TS 251B User Guide Installation and Configuration 21 ...

Страница 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 TS 251B User Guide Installation and Configuration 22 ...

Страница 24: ...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 b Attach the screw TS 251B User Guide Installation and Configuration 23 ...

Страница 25: ...pright 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 TS 251B User Guide Installation and Configuration 24 ...

Страница 26: ...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 TS 251B User Guide Installation and Configuration 25 ...

Страница 27: ...lity You can purchase QNAP memory modules from authorized resellers Warning Only qualified personnel should perform the following steps Failure to follow instructions can result in serious injury or death Observe electrostatic discharge ESD procedures to avoid damage to components 1 Power off the NAS 2 Disconnect the power cord from the electrical outlet 3 Disconnect all cables and external attach...

Страница 28: ...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 TS 251B User Guide Installation and Configuration 27 ...

Страница 29: ...e 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 TS 251B User Guide Installation and Configuration 28 ...

Страница 30: ...the module b Verify that the module has tilted upward and is completely released from the slot Warning Attempting to remove a module that is not completely released may damage the module and the motherboard c Hold the edges of the module and carefully pull it out of the slot TS 251B User Guide Installation and Configuration 29 ...

Страница 31: ...dule 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 d Carefully press down on the module until the retention clips lock the module into place TS 251B User Guide Installation and Configuration 30 ...

Страница 32: ...tach 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 12 Slide each drive tray back into the NAS TS 251B User Guide Installation and Configuration 31 ...

Страница 33: ...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 TS 251B User Guide Installation and Configuration 32 ...

Страница 34: ... QTS Installation The TS 251B uses the QNAP QTS operating system You can install QTS using any of the following methods Method Description Requirements Qfinder Pro installation Recommended If the NAS is connected to your local area network you can do the following Locate the NAS using Qfinder Pro Complete the steps in the Smart Installation Guide wizard For details see Installing QTS Using Qfinder...

Страница 35: ...els Installing QTS Using Qfinder Pro Warning Installing QTS deletes all data on the drives Back up your data before proceeding 1 Power on the NAS 2 Connect the NAS to your local area network 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 I...

Страница 36: ...figuring the disks in Storage Manager For details on enabling multimedia functions on QTS see the System Administration section of the QTS User Guide 17 Click Next 18 Review the settings 19 Click Apply A confirmation message appears Warning Clicking Confirm deletes all data on the drive before installing QTS 20 Click Confirm QTS is installed Installing QTS Using the Cloud Key Warning Installing QT...

Страница 37: ... the NAS by logging into QTS or by using mobile apps You can also enable CloudLink by installing the CloudLink app on the NAS 8 Click Next The Smart Installation Guide opens in the default web browser 9 Click Start Smart Installation Guide 10 Specify the following information NAS name Specify a name with 1 to 14 characters The name supports letters A to Z a to z numbers 0 to 9 and hyphens but cann...

Страница 38: ...g an HDMI Connection Warning 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 3 Power on the NAS The Welcome screen of the Smart Installation Guide appears 4 Select Start Smart Installation Guide 5 Select No skip this process En...

Страница 39: ...eview 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 TS 251B User Guide Installation and Configuration 38 ...

Страница 40: ...ings automatically via DHCP Disable jumbo frames If port trunking is enabled multi LAN models only the port trunking mode is reset to Active Backup Failover System port 8080 system service port Security level Low Allow all connections LCD panel password blank VLAN Disabled Advanced system reset Press and hold the button for 15 seconds The default factory settings are restored To retrieve old data ...

Страница 41: ... The disk volume is about to reach its full capacity The system fan is not functioning An error occured when accessing read write the data A bad sector is detected on the hard drive Both drives fail One drive fails under any condition other than RAID 1 Hardware self test error Flashes red every 0 5 seconds The NAS is in degraded mode one member drive failed in RAID 1 Flashes green every 0 5 second...

Страница 42: ...scription Short beep 0 5 seconds 1 The NAS is starting up The NAS is shutting down software shutdown The user pressed the Reset button The operating system was updated 3 The user tried to copy the NAS data to the external storage device from the front USB port but the data cannot be copied Long beep 1 5 seconds 3 every 5 minutes The system fan is not functioning 2 The disk volume is about to reach...

Страница 43: ...rive 4 Prepare a new hard drive with a capacity that is the same as or larger than the failed hard drive 5 Remove the failed drive from the NAS 6 Wait for 20 seconds or until the NAS beeps twice 7 Remove the failed drive from the drive tray 8 Insert the new drive into the drive tray 9 Install the new drive The NAS beeps twice 10 Go to Main Menu Storage Snapshots Storage Storage Snapshots 11 Locate...

Страница 44: ...OD Yes 1 RAID 0 Yes 1 RAID 1 Yes 1 Support and Other Resources QNAP provides the following resources Resource URL Documentation http docs qnap com Helpdesk http helpdesk qnap com Downloads http download qnap com Community Forum http forum qnap com TS 251B User Guide Troubleshooting 43 ...

Страница 45: ... complex port forwarding settings myQNAPcloud 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 QTS QNAP NAS operating system TS 251B User Guide Glossary 44 ...

Страница 46: ...n QNAP makes no warranty or representation expressed implied or statutory with respect to its products or the contents or use of this documentation and all accompanying software and specifically disclaims its quality performance merchantability or fitness for any particular purpose QNAP reserves the right to revise or update its products software or documentation without obligation to notify any i...

Страница 47: ... this version of the GPL to prohibit the practice for those products If such problems arise substantially in other domains we stand ready to extend this provision to those domains in future versions of the GPL as needed to protect the freedom of users Finally every program is threatened constantly by software patents States should not allow patents to restrict development and use of software on ge...

Страница 48: ... the work The Corresponding Source need not include anything that users can regenerate automatically from other parts of the Corresponding Source The Corresponding Source for a work in source code form is that same work 3 Basic Permissions All rights granted under this License are granted for the term of copyright on the Program and are irrevocable provided the stated conditions are met This Licen...

Страница 49: ...e not combined with it such as to form a larger program in or on a volume of a storage or distribution medium is called an aggregate if the compilation and its resulting copyright are not used to limit the access or legal rights of the compilation s users beyond what the individual works permit Inclusion of a covered work in an aggregate does not cause this License to apply to the other parts of t...

Страница 50: ...ccurs as part of a transaction in which the right of possession and use of the User Product is transferred to the recipient in perpetuity or for a fixed term regardless of how the transaction is characterized the Corresponding Source conveyed under this section must be accompanied by the Installation Information But this requirement does not apply if neither you nor any third party retains the abi...

Страница 51: ... covered work except as expressly provided under this License Any attempt otherwise to propagate or modify it is void and will automatically terminate your rights under this License including any patent licenses granted under the third paragraph of section 11 However if you cease all violation of this License then your license from a particular copyright holder is reinstated a provisionally unless...

Страница 52: ... such an agreement or commitment not to enforce a patent against the party If you convey a covered work knowingly relying on a patent license and the Corresponding Source of the work is not available for anyone to copy free of charge and under the terms of this License through a publicly available network server or other readily accessible means then you must either 1 cause the Corresponding Sourc...

Страница 53: ... published by the Free Software Foundation If the Program specifies that a proxy can decide which future versions of the GNU General Public License can be used that proxy s public statement of acceptance of a version permanently authorizes you to choose that version for the Program Later license versions may give you additional or different permissions However no additional obligations are imposed...

Страница 54: ...e 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 relocat...

Страница 55: ...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 Pb 汞 Hg 镉 Cd 六价铬 CR VI 多溴联苯 PBB 多溴二苯醚 PBDE 壳体 0 0 0 0 0 0 显示 0 0 0 0 0 0 印刷电路板 0 0 0 0 0 0 金属螺帽 0 0 0 0 0 0 电缆组装 0 0 0 0 0 0 风扇组装 0 0 0 0 0 0 电力供应组装 0 0 0 0 0 0 电池 0 0 0 0 0 0 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 TS 251B User Guide Notices 54 ...

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