QNAP Systems Ts 253 User Guide

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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 Turbo NAS models comply with different CE compliance classes. Please refer to the table for 
details. 
FCC CE NAS Models 
Class A Class A TS-EC1679U-RP, TS-EC1279U-RP, TS-EC879U-RP, TS-1679U-RP, 
TS-1279U-RP, TS-1270U-RP, TS-1263U-RP, TS-1263U,TS-1253U-RP, 
TS-1253U, TS-879U-RP, TS-870U-RP, TS-863U-RP, TS-853U-RP, 
TS-453U-RP, TS-1079 Pro, TS-879 Pro, TS-863U, TS-853U, TS-463U, 
TS-463U-RP, TS-453U-RP, TS-453U, TS-451U, TS-431U, TVS-871U-RP, 
TVS-1271U-RP 
Class B Class B TS-853S Pro, TS-453S Pro, TS-870 Pro, TS-853 Pro, TS-670 Pro, TS-653 
Pro, TS-470 Pro, TS-453 Pro, TS-253 Pro, TS-431+, TS-231+, TS-451S, 
TS-870, TS-851, TS-670, TS-651, TS-470, TVS-863+, TVS-863, TVS-663, 
TVS-463, TVS-471, TVS-671, TVS-871,TS-451, TS-451+, TS-431, TS-251, 
TS-251+, TS-251C, TS-231, TS-131, TS-269H, TS-212P, TS-112P, HS-251, 
HS-251+, HS-210, TS-453mini, TS-563, IS-453S, TS-531P, TS-253A, 
TS-453A, TS-653A, TS-853A, TS-128, TS-228, TAS-168, TAS-268, 
TS-831X, TVS-682T, TVS-882T, TVS-1282T, TVS-682, TVS-882, TVS-1282  
						

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Document Annotation 
 
Annotations in this document 
Warning: This indicates the instructions must be strictly followed. Failure to do so could result in 
injury to human body or death. 
Caution: This indicates the action may lead to disk clearance or loss OR failure to follow the 
instructions could result in data damage, disk damage, or product damage. 
Important: This indicates the information provided is important or related to legal regulations.  
						

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Safety Information and Precautions 
 
1. The NAS can operate normally in the temperature of 0ºC–40ºC and relative humidity of 0%–95%. 
Ensure the environment is well-ventilated. 
2. The power cord and devices connected to the NAS must provide correct supply voltage (100W, 
90–264V). 
3. Do not place the NAS in direct sunlight or near chemicals. Ensure the usage environments 
temperature and humidity is suited for using electronics. 
4. Unplug the power cord and all connected cables before cleaning. Wipe the NAS with a dry towel. 
Do not use chemicals or aerosols to clean the NAS. 
5. Do not place any objects on the NAS during normal system operations and to avoid overheating. 
6. Use the flat head screws in the product package to lock the hard disk drives in the NAS when 
installing the hard drives for proper operation. 
7. Do not place the NAS near any liquid. 
8. Do not place the NAS on any uneven surface to avoid falling off and damage. 
9. Make sure the voltage is correct in your location when using the NAS. If unsure, contact your 
distributor or the local power company. 
10. Do not place any object on the power cord. 
11. Never attempt to repair the NAS. Improper disassembly of the product may expose you to 
electric shock or other risks. For repair-related enquiries, please contact your distributor. 
12. Rackmount NAS models should only be installed in server rooms and maintained by authorized 
server managers or IT administrators. The server room should be sufficiently locked and only 
certified staff allowed to enter. 
 
Warning:  
There is the danger of explosion if a battery is incorrectly replaced. Replace only with the 
same or equivalent type recommended by the manufacturer. Dispose of used batteries 
according to the manufacturer’s instructions. 
To avoid serious injuries do NOT touch the fan inside the system.  
						

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Getting Started 
 
New NAS users are advised to follow the below steps to complete their NAS installation. For users who 
already own a QNAP NAS and would like to move the data to a new QNAP NAS, refer to Migrating NAS 
for detailed instructions. 
 
For New NAS Users:  
1. Hardware Installation 
2. Software Installation 
3. Getting Utilities 
4. Connecting to the Shared Folders 
5. Connecting to the NAS by Web Browser 
 
For Existing NAS Users: 
Migrating NAS  
						

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Hardware Installation 
 
After unpacking the NAS, first follow these instructions to install your hardware:  
1. Install the hard drives. Before doing so, ensure the hard drives (HDDs) that you use are 
compatible with the NAS. Go to the Hard Disk Drive Compatibility List section for more details. 
2. Connect the QNAP NAS to the same network as your PC and power it on. During your installation 
process, pay attention to LEDs and alarm buzzers to make sure that the NAS functions properly. 
Go to the Checking System Status section for more details.  
 
Note: The steps above are also illustrated in the Quick Installation Guide (QIG) that can 
be found in the product package or QNAP website (http://start.qnap.com).  
						

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Hard Disk Drive Compatibility List 
 
This product works with 2.5-inch and 3.5-inch SATA hard disk drives and/or solid-state drives (SSD) 
from major hard drive brands. For a full list of compatible drives, check the compatibility list on the 
QNAP website (http://www.qnap.com/compatibility). 
 
Note: If you encounter a Device not found message, ensure that:  
1. Your NAS has been powered on;  
2. The network cable is connected to the NAS and the orange and green indicator lights 
on its LAN port(s) are blinking; and  
3. The cloud key is correct.  
 
Important: QNAP disclaims any responsibility for product damage/malfunction or data 
loss/recovery due to misuse or improper installation of hard disks in any occasions for any 
reasons.  
Caution: Note that if you install a hard drive (new or used) which has never been 
installed on the NAS before, the hard drive will be formatted and partitioned 
automatically and all the disk data will be cleared.   
						

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Checking System Status 
 
LED Display & System Status Overview 
 
LED Color LED Status Description 
System 
Status 
Red/ 
Green 
Flashes green and 
red alternately every 
0.5 sec  
1) The hard disk drive on the NAS is being 
formatted. 
2) The NAS is being initialized. 
3) The system firmware is being updated. 
4) RAID rebuilding is in process. 
5) Online RAID capacity expansion is in process. 
6) Online RAID level migration is in process. 
Red 
1) The hard disk drive is invalid. 
2) The disk volume has reached its full capacity. 
3) The disk volume is going to be full. 
4) The system fan is out of function (TS-119 does 
not support smart fan.) 
5) An error occurs when accessing (read/write) the 
disk data. 
6) A bad sector is detected on the hard disk drive. 
7) The NAS is in degraded read-only mode (2 
member hard drives fail in a RAID 5 or RAID 6 
configuration, the disk data can still be read.) 
8) Hardware self-test error. 
Flashes red every 
0.5 sec  
The NAS is in degraded mode (one member hard 
drive fails in RAID 1, RAID 5 or RAID 6 
configuration.) 
Flashes green every 
0.5 sec 
1) The NAS is starting up. 
2) The NAS is not configured. 
3) The hard disk drive is not formatted. 
Flashes green every 
2 sec 
The NAS is in S3 Sleep Mode1. 
Green The NAS is ready. 
Off All the hard disk drives on the NAS are in standby  
						

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LED Color LED Status Description 
mode. 
Power1 Green 
Flashes green The NAS is booting up. 
Green The NAS is on and ready. 
LAN Orange 
Orange The disk data is being accessed from the network. 
Flashes orange The NAS is connected to the network. 
10 GbE Green 
Green The 10GbE network expansion card is installed. 
Off No 10GbE network expansion card is installed. 
HDD Red/ 
Green 
Red A hard drive read/write error occurs. 
Flashes green The disk data is being accessed. 
Green The hard drive can be accessed. 
USB Blue 
Flashes blue every 
0.5 sec 
1) A USB device (connected to front USB port) is 
being detected. 
2) A USB device (connected to front USB port) is 
being removed from the NAS. 
3) The USB device (connected to the front USB 
port) is being accessed. 
4) The data is being copied to or from the external 
USB or eSATA device. 
Blue A front USB device is detected (after the device is 
mounted.) 
Off 
1) No USB device is detected. 
2) The NAS has finished copying the data to or from 
the USB device connected to the front USB port 
of the NAS. 
eSATA Orange 
Flashes The eSATA device is being accessed. 
Off No eSATA device can be detected. 
1This feature is only supported by certain NAS models. Visit http://www.qnap.com for more details. 
 
Alarm Buzzer  
 
The alarm buzzer can be disabled in Control Panel > System Settings > Hardware > Buzzer. 
  
						

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Beep sound No. of Times Description 
Short beep  
(0.5 sec) 
1 1) The NAS is starting up. 
2) The NAS is being shut down (software shutdown). 
3) The user presses the reset button to reset the NAS. 
4) The system firmware has been updated. 
Short beep  
(0.5 sec) 
3 The NAS data cannot be copied to the external storage device 
from the front USB port. 
Short beep  
(0.5 sec), long 
beep (1.5 sec) 
3, every 5 min The system fan is out of function (TS-119 does not support 
smart fan.) 
Long beep  
(1.5 sec) 
2 1) The disk volume is going to be full. 
2) The disk volume has reached its full capacity. 
3) The hard disk drives on the NAS are in degraded mode. 
4) The user starts hard drive rebuilding. 
1 1) The NAS is turned off by force shutdown (hardware 
shutdown). 
2) The NAS has been turned on and is ready.  
						

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Software Installation 
 
After installing the NAS hardware, proceed to software installation. There are three approaches for 
software installation:  
1. Smart Installation Guide 
2. Cloud Installation 
3. HDMI Installation 
 
Online installation and cloud installation are available for all new NAS models. All users are 
encouraged to use cloud and online installation if possible. Contact our technical support 
department if any problem arises during the installation process 
(http://www.qnap.com/support.)