QNAP TS-451D2-2G User Manual
TS-451D2
TS-451D2-2G
TS-451D2-4G
User Guide
Document Version: 1
09/09/2020
TS-451D2 User Guide
Contents
1. Preface
About This Guide.......................................................................................................................................... 3
Audience.......................................................................................................................................................3
Document Conventions................................................................................................................................ 3
2. Product Overview
About the TS-451D2..................................................................................................................................... 4
Hardware Specifications............................................................................................................................... 4
Package Contents........................................................................................................................................ 6
Components................................................................................................................................................. 6
Front Panel...............................................................................................................................................7
Rear Panel................................................................................................................................................7
Left Panel................................................................................................................................................. 8
Drive Numbering.......................................................................................................................................8
Safety Information.........................................................................................................................................9
Installation Requirements........................................................................................................................... 10
Setting Up the NAS.....................................................................................................................................10
3. Hardware Installation
Drive Installation..........................................................................................................................................11
Installing 3.5-inch Hard Drives on 3.5-inch Trays................................................................................... 11
Installing 2.5-inch Hard Drives or Solid-State Drives on 3.5-inch Trays.................................................14
Installing Expansion Units...........................................................................................................................17
Replacing Memory Modules....................................................................................................................... 19
4. QTS Installation
Installing QTS Using Qfinder Pro................................................................................................................24
Installing QTS Using the Cloud Key........................................................................................................... 25
Installing QTS Using an HDMI Connection.................................................................................................27
5. Basic Operations
Power Button.............................................................................................................................................. 28
Reset Button............................................................................................................................................... 29
USB One Touch Copy Button..................................................................................................................... 30
LEDs........................................................................................................................................................... 30
Audio Alert.................................................................................................................................................. 32
6. NAS Migration
NAS Migration Requirements..................................................................................................................... 34
Status and Setting Changes after NAS Migration.......................................................................................34
Migrating a NAS..........................................................................................................................................35
Migrating NAS Data Using HBS................................................................................................................. 36
Preparing the Destination NAS...............................................................................................................36
Creating a One-Way Sync Job...............................................................................................................37
Importing Local Users or Group Settings to the Destination NAS..........................................................38
7. Troubleshooting
Forcing Qfinder Pro or myQNAPcloud to Locate the NAS......................................................................... 40
Hot-Swapping Failed Drives....................................................................................................................... 40
Recovering Unintentionally Removed Healthy Drives................................................................................ 41
1
Support and Other Resources.................................................................................................................... 41
8. Glossary
Cloud Key................................................................................................................................................... 42
myQNAPcloud Link.....................................................................................................................................42
myQNAPcloud............................................................................................................................................ 42
QNAP ID..................................................................................................................................................... 42
Qfinder Pro................................................................................................................................................. 42
QTS.............................................................................................................................................................42
9. Notices
Limited Warranty.........................................................................................................................................43
Disclaimer................................................................................................................................................... 43
GNU Public License....................................................................................................................................43
CE Notice....................................................................................................................................................51
FCC Notice................................................................................................................................................. 51
VCCI Notice................................................................................................................................................ 52
BSMI Notice................................................................................................................................................52
SJ/T 11364-2006.........................................................................................................................................52
2
TS-451D2 User Guide
1. Preface
About This Guide
This guide provides information about the device 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.
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 provide information that, when ignored, may result in potential loss,
injury, or even death.
Preface 3
TS-451D2 User Guide
2. Product Overview
This chapter provides basic information about the QNAP device.
About the TS-451D2
The TS-451D2 is powered by an Intel® Celeron® J4025 dual-core 2.0 GHz processor. With high-efficiency
file management, data protection, and HDMI output, the TS-451D2 provides high storage potential to store,
share, and back up files. Home users can enjoy a multimedia experience with streaming and direct 4K HDMI
2.0 output, while SOHO users can enable multi-user on-premise or remote access to files. The NAS supports
up to 8 GB DDR4 memory and features four USB 3.2 Gen 1 ports and two Gigabit Ethernet ports for greater
connectivity.
Hardware Specifications
Warning
• If your QNAP product has hardware defects, return the product to QNAP or a QNAPauthorized 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
modifications and installation of unsupported third-party applications.
• For details, see the QNAP Warranty Terms and Conditions.
Tip
Model specifications are subject to change without prior notice. To see the latest
specifications, go to https://www.qnap.com.
Ordering P/N CPU Memory Power supply
TS-451D2-2G Intel® Celeron® J4025 2 GB AC adapter
TS-451D2-4G Intel® Celeron® J4025 4 GB AC adapter
Component TS-451D2-2G TS-451D2-4G
Processor
CPU Intel® Celeron® J4025
Frequency Dual-core 2.0 GHz base/2.9 GHz burst
Architecture x86 64-bit
Encryption engine Supported
Memory
Pre-installed memory 2 GB RAM: 1 x 2 GB DDR4
SODIMM
4 GB RAM: 1 x 4 GB DDR4
SODIMM
Product Overview 4
Component TS-451D2-2G TS-451D2-4G
Memory slots 2 x DDR4 SODIMM
Note
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 specifications.
Using unsupported modules may degrade
performance, cause errors, or prevent the operating
system from starting.
Maximum memory 8 GB RAM: 2 x 4 GB
Flash memory 4 GB (dual-boot OS protection)
Storage
Drive bays 4 x 3.5-inch SATA 6 Gbps
Note
The NAS is also backward compatible with 3 Gbps.
TS-451D2 User Guide
Drive compatibility 3.5-inch bays:
• 3.5-inch SATA hard disk drives
• 2.5-inch SATA hard disk drives
• 2.5-inch SATA solid-state drives
SSD cache acceleration support Supported
Hot-swapping Supported
Network
Gigabit Ethernet ports 2 x GbE RJ45
Wake-on-LAN Yes (GbE RJ45)
External I/O Ports & Expansion Slots
USB ports Front:
1 x USB 3.2 Gen 1
Rear:
3 x USB 3.2 Gen 1
HDMI ports 1 x HDMI 2.0 (up to 4096 x 2160 resolution at 60 Hz)
Interface
Buttons • Power
• USB One Touch Copy
• Reset
Dimensions
Form factor Tower
Dimensions (H x W x D) 165.3 x 160 x 219.4 mm
(6.50 x 6.29 x 8.63 in)
Net weight 2.09 kg (4.60 lbs)
Others
Power supply unit 90W, 100-240V AC, 50/60 Hz
Product Overview 5
Component TS-451D2-2G TS-451D2-4G
System battery CR2032 lithium battery 3V
Sound level 18.5 dB(A)
Note
The sound level was tested at a bystander position,
which is within one meter of the NAS. The test NAS
operated at low speed with the maximum number of
drives installed.
Fans System: 1 x 120mmV DC
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)
Security slot Kensington security slot
Tip
For the list of compatible drive models and expansion cards, go to https://www.qnap.com/
compatibility.
TS-451D2 User Guide
Package Contents
Item Quantity
TS-451D2 1
AC power adapter 1
Power cord 1
Ethernet cable 1 x CAT5e
Drive tray keys 2
Screws for 3.5-inch drives 8
Screws for 2.5-inch drives 6
Quick Installation Guide (QIG) 1
Components
Product Overview 6
Front Panel
TS-451D2 User Guide
No. Component No. Component
1 Status LED 5 Power button
2 LAN LED 6 USB One Touch Copy button
3 USB LED 7 USB 3.2 Gen 1 One Touch Copy Type-A port
4 Drive LEDs - -
Rear Panel
No. Component No. Component
1 Reset button 5 USB 3.2 Gen 1 Type-A ports
Product Overview 7
No. Component No. Component
2 HDMI 2.0 port 6 Power port
3 Gigabit Ethernet ports 7 Kensington security slot
4 Gigabit Ethernet speed LEDs 8 Gigabit Ethernet activity LEDs
Left Panel
TS-451D2 User Guide
No. Component No. Component
1 Memory slot 1 2 Memory slot 2
Drive Numbering
Product Overview 8
TS-451D2 User Guide
Safety Information
The following instructions help ensure personal safety and environmental safety. Read these instructions
carefully before performing any operations.
General Instructions
• The device should be stored in a secure location with restricted access, controlled through the use of a
tool, lock and key, or any means of security.
• Only qualified, skilled, and authorized persons with knowledge of all restrictions, safety precautions,
and installation and maintenance procedures should have physical access to the device.
• To avoid potential injury or damage to components, ensure that the drives and other internal system
components have cooled before touching them.
• Observe electrostatic discharge (ESD) procedures to avoid potential injury or damage to components.
Power
• To reduce the risk of fire or electric shock, ensure that you only connect the power cord to a properly
grounded electrical outlet.
•
Devices with redundant power supply may have one or more power supply unit (PSU) cords. To avoid
serious injuries, a trained service technician must disconnect all PSU cords from the device before
installing or replacing system components.
System Battery
• 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.
• Dispose of used batteries properly according to local regulations or the instructions of the battery
manufacturer.
Moving Parts
•
Moving fan blades: Keep your body parts away from moving fan blades while the device is connected
to a power source.
•
Moving components: Keep your body parts away from other moving components.
Product Overview 9
TS-451D2 User Guide
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 without exposure to
direct sunlight, liquids, or chemicals
• Free from objects that may obstruct NAS
ventilation or apply pressure to the NAS or
power cord
Hardware and peripherals • Storage drives
For the list of compatible drive models, go to
https://www.qnap.com/compatibility.
• Network cable
Tools • Phillips #1 or #2 screwdriver
• Anti-static wrist strap
Setting Up the NAS
Important
Read all safety requirements and information in Safety Information carefully before setting
up the NAS or installing NAS components.
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 Hard Drives or Solid-State Drives on 3.5-inch Trays
3. Optional: Replace the memory modules.
4. Connect the power cord and all applicable cables.
5. Power on the NAS.
6. Install QTS.
For details, see QTS Installation.
7. Log on to QTS.
Product Overview 10
TS-451D2 User Guide
3. Hardware Installation
This section provides information on installing drives, memory modules, and expansion cards.
Drive Installation
The TS-451D2 is compatible with 3.5-inch hard drives, 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.
•
Moving fan blades: Keep your hands and other body parts away from moving fan
blades.
•
Other moving components: Keep your hands and other body parts away from other
moving components.
1. Power off the NAS.
2. Remove the drive tray.
a. Pull the handle to release the tray.
b. Pull the tray out.
Hardware Installation 11
TS-451D2 User Guide
Note
The preinstalled drive trays come unlocked.
Important
Ensure the drive tray keys are stored in a safe place.
3. Install a drive on the tray.
a. Remove the fastening panels from the sides of the drive tray.
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.
Hardware Installation 12
TS-451D2 User Guide
d. Attach the screws.
4. Load the tray into the bay.
a. Insert the tray into the bay.
b. Push the handle.
Hardware Installation 13
TS-451D2 User Guide
c. Lock the tray.
5. Power on the NAS.
Installing 2.5-inch Hard Drives or Solid-State 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.
Hardware Installation 14
•
Moving fan blades: Keep your hands and other body parts away from moving fan
blades.
•
Other moving components: Keep your hands and other body parts away from other
moving components.
1. Power off the NAS.
2. Remove the drive tray.
a. Pull the handle to release the tray.
b. Pull the tray out.
TS-451D2 User Guide
Note
The preinstalled drive trays come unlocked.
Important
Ensure the drive tray keys are stored in a safe place.
3. Install a drive on the tray.
a. Remove the right fastening panel from the drive tray.
Hardware Installation 15
TS-451D2 User Guide
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.
4. Load the tray into the bay.
a. Insert the tray into the bay.
b. Push the handle.
Hardware Installation 16
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