QNAP TS-855eU Manuel utilisateur
Contents
1. Product Overview
About the TS-855eU...................................................................................................................................................3
Hardware specications............................................................................................................................................3
Package contents.......................................................................................................................................................5
Components............................................................................................................................................................... 6
Front panel.............................................................................................................................................................6
Rear panel.............................................................................................................................................................. 7
System board.........................................................................................................................................................9
Drive numbering................................................................................................................................................... 9
Safety information..................................................................................................................................................... 9
Installation requirements....................................................................................................................................... 11
Setting up the NAS...................................................................................................................................................11
2. Installation and Conguration
Hardware installation..............................................................................................................................................13
Drive installation................................................................................................................................................. 13
Replacing memory modules..............................................................................................................................21
Installing expansion cards................................................................................................................................. 26
Hot-swapping redundant power supply units.................................................................................................32
Expansion unit installation.................................................................................................................................34
Rail Kits................................................................................................................................................................. 38
QTS installation........................................................................................................................................................ 38
Initializing QTS using Qnder Pro.....................................................................................................................39
Initializing QTS using the cloud installation website...................................................................................... 42
3. Basic Operations
Power button............................................................................................................................................................46
LEDs...........................................................................................................................................................................46
Audio alert................................................................................................................................................................ 49
Reset button............................................................................................................................................................. 49
4. NAS Migration
QTS NAS Migration.................................................................................................................................................. 51
NAS migration requirements.............................................................................................................................51
Status and setting changes after NAS migration............................................................................................51
Migrating a NAS.................................................................................................................................................. 52
Migrating NAS data using HBS 3.......................................................................................................................53
QuTS hero NAS Migration.......................................................................................................................................56
NAS migration requirements.............................................................................................................................56
Status and setting changes after NAS migration............................................................................................56
Migrating a NAS.................................................................................................................................................. 57
5. Troubleshooting
Forcing Qnder Pro or myQNAPcloud to locate the NAS................................................................................... 59
Hot-swapping failed drives.....................................................................................................................................59
Recovering unintentionally removed healthy drives...........................................................................................60
Support and other resources................................................................................................................................. 60
6. Glossary
Cloud Key.................................................................................................................................................................. 61
TS-855eU User Guide
1
myQNAPcloud.......................................................................................................................................................... 61
myQNAPcloud Link..................................................................................................................................................61
Qnder Pro............................................................................................................................................................... 61
QNAP ID.................................................................................................................................................................... 61
QTS.............................................................................................................................................................................61
QuTS hero................................................................................................................................................................. 61
7. Notices
Limited warranty......................................................................................................................................................62
Disclaimer................................................................................................................................................................. 62
Copyright and trademarks......................................................................................................................................62
GNU General Public License................................................................................................................................... 63
CE notice................................................................................................................................................................... 70
UKCA notice.............................................................................................................................................................. 70
FCC notice................................................................................................................................................................. 70
VCCI notice................................................................................................................................................................71
BSMI notice...............................................................................................................................................................71
SJ/T 11364-2006........................................................................................................................................................72
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1. Product Overview
This chapter provides basic information about the QNAP device.
About the TS-855eU
The TS-855eU is powered by a high-performance Intel ® Atom® C5125 8-core processor, and features two
DDR4 SODIMM slots which can be scaled up to 64 GB of memory. The NAS supports connecting expansion
units through four native USB 3.2 Gen 1 Type-A ports. Additionally, the TS-855eU supports SATA 6 Gbps
drives (backward compatible with SATA 3 Gbps), and is equipped with two 2.5 Gigabit Ethernet ports and two
PCIe 3.0 x4 slots for various applications and expansion options.
Hardware specications
Warning
• If your QNAP product has hardware defects, return the product to QNAP or a QNAP-
authorized service center for maintenance or replacement. Any attempt to repair or
perform maintenance procedures on the product by you or an unauthorized third
party invalidates the warranty.
• QNAP is not responsible for any damage or data loss caused by unauthorized
modications and installation of unsupported third-party applications.
• For details, see the QNAP Warranty Terms and Conditions.
Tip
Model specications are subject to change without prior notice. To see the latest
specications, go to https://www.qnap.com.
Ordering P/N Drive bays Memory Power supply
TS-855eU-8G 8 8 GB Single
TS-855eU-RP-8G 8 8 GB Redundant
Component TS-855eU-8G TS-855eU-RP-8G
Processor
CPU Intel® Atom® C5125
Frequency 8-core/8-thread 2.8 GHz
Architecture x86 64-bit
Encryption engine AES-NI
Memory
Pre-installed memory 8 GB RAM: 1 x 8 GB DDR4 SODIMM
TS-855eU User Guide
Product Overview 3
Component TS-855eU-8G TS-855eU-RP-8G
Memory slots 2 x DDR4 SODIMM
Important
• Use only QNAP memory modules to maintain system
performance and stability. For NAS devices with more
than one memory slot, use QNAP modules with identical
specications.
• Using unsupported modules may degrade performance,
cause errors, or prevent the operating system from
starting.
Note
This device supports ECC memory modules.
Maximum memory 64 GB RAM: 2 x 32 GB
Flash memory 5 GB (dual-boot OS protection)
Storage
Drive bays 8 x 3.5-inch SATA 6 Gbps
Tip
The drive bays are backward compatible with SATA 3 Gbps
drives.
Drive compatibility • 3.5-inch SATA hard disk drives
• 2.5-inch SATA solid-state drives
M.2 SSD slots 2 x PCIe Gen 3 x4
M.2 SSD form factor 2280
SSD cache acceleration
support
Supported
Hot-swapping The device supports hot-swapping drives except for the following:
M.2 SSDs
Network
2.5 Gigabit network
interface
2 x 2.5 GbE RJ45
Note
The 2.5 Gigabit Ethernet port provides 4 network connection
speeds: 2.5 Gbps, 1 Gbps, 100 Mbps, and 10 Mbps.
Wake-on-LAN Yes (2.5 GbE RJ45)
External I/O Ports & Expansion Slots
PCIe slots 2 x PCIe Gen 3 x4
USB ports 4 x USB 3.2 Gen 1 (5 Gbps) Type-A
Interface
Buttons • Power
• Reset
Dimensions
Form factor 2U Rackmount
TS-855eU User Guide
Product Overview 4
Component TS-855eU-8G TS-855eU-RP-8G
Dimensions (H x W x D) 89 x 432 x 297.4 mm
(3.5 x 17 x 11.7 in)
Net weight 7.61 kg (16.78 lbs) 8.15 kg (17.97 lbs)
Others
Rail compatibility RAIL-B02
Note
• Rail kits are not included with the NAS and must be
purchased separately. For details, contact an authorized
reseller or go to https://shop.qnap.com.
• Information on rail kit installation can be found in the
installation guide included in the rail kit package.
Power supply unit 250W, 100-240V AC, 50/60 Hz 2 x 300W, 100-240V AC, 50/60 Hz
System battery CR2032 lithium battery (3V, 225 mAh)
Warning
• This battery is a button battery. If swallowed, a lithium
button battery can cause severe or fatal injuries within 2
hours. Keep batteries out of reach of children.
• To avoid potential battery explosion, causing injury or
damage to components, ensure that you replace the
existing battery with a battery of the same type.
Fans System: 3 x 60mm, 120V DC
Warning
To avoid potential injury or damage to components, do not
touch the fans 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 95%
• Wet-bulb temperature: 27˚C (80.6˚F)
Tip
For the list of compatible drive models and expansion cards, go to https://www.qnap.com/
compatibility.
Package contents
Item Quantity
TS-855eU 1
Power cord • TS-855eU-8G: 1
• TS-855eU-RP-8G: 2
TS-855eU User Guide
Product Overview 5
Item Quantity
Ethernet cable 1 Cat5e
Screws for 3.5-inch drives 32
Screws for 2.5-inch drives 24
Quick Installation Guide (QIG) 1
Components
Front panel
No. Component No. Component
1 Power button 4 LAN LED
2 System status LED 5 Drive LED
3 Expansion unit LED - -
TS-855eU User Guide
Product Overview 6
Rear panel
TS-855eU-8G
No. Component No. Component
1 PCIe low-prole covers 6 USB 3.2 Gen 1 Type-A ports
2 System fan 3 7 2.5 Gigabit Ethernet ports (RJ45)
Note
These Gigabit Ethernet
ports support Wake-on-LAN
congurations.
3 System fan 2 8 Gigabit Ethernet activity LED
4 System fan 1 9 Gigabit Ethernet speed LED
5 Power input 10 Reset button
TS-855eU User Guide
Product Overview 7
TS-855eU-RP-8G
No. Component No. Component
1 PCIe low-prole covers 8 Power supply unit 2
2 System fan 3 9 USB 3.2 Gen 1 Type-A ports
3 System fan 2 10 2.5 Gigabit Ethernet ports (RJ45)
Note
These Gigabit Ethernet
ports support Wake-on-LAN
congurations.
4 System fan 1 11 Gigabit Ethernet activity LED
5 Power supply unit 1 12 Gigabit Ethernet speed LED
6 Power supply unit 1 LED 13 Reset button
7 Power supply unit 2 LED - -
TS-855eU User Guide
Product Overview 8
System board
No. Component No. Component
1 PCIe slot 2 (PCIe 3.0 x4) 4 M.2 SSD slot 2
2 PCIe slot 1 (PCIe 3.0 x4) 5 Memory slot 1
3 M.2 SSD slot 1 6 Memory slot 2
Drive numbering
Safety information
The following instructions help ensure personal safety and environmental safety. Read these instructions
carefully before performing any operation.
TS-855eU User Guide
Product Overview 9
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