QNAP TR-004U User manual

External RAID
Enclosure
TR-004U
User Guide
Document Version: 3
07/12/2020

Contents
1. Preface
About This Guide.......................................................................................................................................... 3
Audience.......................................................................................................................................................3
Document Conventions................................................................................................................................ 3
2. Product Overview
About the TR-004U.......................................................................................................................................4
Hardware Specifications............................................................................................................................... 4
Package Contents........................................................................................................................................ 6
Components................................................................................................................................................. 6
Front Panel...............................................................................................................................................6
Rear Panel................................................................................................................................................6
Drive Numbering.......................................................................................................................................7
Safety Information.........................................................................................................................................7
Installation Requirements............................................................................................................................. 8
Setting up the RAID Enclosure..................................................................................................................... 8
3. Hardware Installation
Drive Installation......................................................................................................................................... 10
Installing 3.5-inch Drives on 3.5-inch Trays............................................................................................10
Installing 2.5-inch Drives on 3.5-inch Trays............................................................................................12
Installing Handles....................................................................................................................................... 15
Connecting the RAID Enclosure to a NAS..................................................................................................16
Connecting the RAID Enclosure to a Server.............................................................................................. 17
Attaching the USB Cable Clip.....................................................................................................................18
Removing a USB Cable from the USB Cable Clip......................................................................................20
Rail Kits.......................................................................................................................................................21
4. RAID Configuration
Supported RAID Types............................................................................................................................... 22
Storage Modes........................................................................................................................................... 23
Storage Modes and Platform Support.................................................................................................... 24
Mode Switch............................................................................................................................................... 24
Configuring RAID Settings Using the Mode Switch................................................................................25
5. Basic Operations
Set Button................................................................................................................................................... 27
LEDs........................................................................................................................................................... 27
Audio Alert.................................................................................................................................................. 29
Standby Mode.............................................................................................................................................29
6. Troubleshooting
Forcing Storage & Snapshots or QNAP External RAID Manager to Recognize the External RAID
Enclosure....................................................................................................................................................31
Hot-swapping Failed Drives........................................................................................................................31
Support and Other Resources.................................................................................................................... 32
7. Glossary
QTS.............................................................................................................................................................33
QNAP External RAID Manager...................................................................................................................33
QNAP External RAID Enclosure User Guide
1

Storage & Snapshots..................................................................................................................................33
8. Notices
Limited Warranty.........................................................................................................................................34
Disclaimer................................................................................................................................................... 34
GNU Public License....................................................................................................................................34
FCC Notice................................................................................................................................................. 42
CE Notice....................................................................................................................................................42
SJ/T 11364-2006.........................................................................................................................................42
VCCI Notice................................................................................................................................................ 43
BSMI Notice................................................................................................................................................43
2

1. Preface
About This Guide
This guide provides information on the QNAP TR-004U external RAID enclosure 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.
QNAP External RAID Enclosure User Guide
Preface 3

2. Product Overview
This chapter provides basic information about the QNAP TR-004U external RAID enclosure.
About the TR-004U
The TR-004U external RAID enclosure is designed to increase the capacity and utility of your NAS or server.
It provides RAID, JBOD, and port multiplier support for added compatibility and security across multiple
platforms. The TR-004U features a mode switch for easy and accessible RAID configuration, and its USB 3.0
Type-C port ensures quick and efficient data transfer.
Hardware Specifications
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
modifications and installation of unsupported third-party applications.
For details, see the QNAP Warranty Terms and Conditions.
Component TR-004U
Ordering Information
Ordering P/N TR-004U
Storage
Drive bays 4 x 3.5-inch SATA 3 Gbps
Note
The TR-004U is compatible with SATA 6 Gbps
drives.
Drive compatibility • 3.5-inch SATA hard disk drives
• 2.5-inch SATA hard disk drives
• 2.5-inch SATA solid-state drives
Hot-swapping Yes
External I/O Ports & Expansion Slots
USB ports 1 x USB 3.0 Type-C
Important
This port is only for connecting the RAID
enclosure to a NAS or server.
Interface
Buttons Set
QNAP External RAID Enclosure User Guide
Product Overview 4

Component TR-004U
Switches • Power
Important
QNAP recommends waiting at least two
seconds after powering off the RAID enclosure
before powering it on again.
• Mode
Dimensions
Form factor 1 U Rackmount
Dimensions (H x W x D) 44 x 439 x 291 mm
(1.7 x 17.3 x 11.4 in)
Net weight 4.04 kg (8.91 lbs)
Other
Rail compatibility RAIL-B02
Note
• Rail kits are not included with the RAID
enclosure and must be purchased
separately. For details, contact an
authorized reseller or go to http://
shop.qnap.com.
• Information on rail kit installation can be
found in the installation guide included in
the rail kit package.
Power supply unit 100W, 100-240V AC, 50/60 Hz, open-frame
Warning
To reduce the risk of fire or electric shock,
ensure that you only connect the power cord
to a properly grounded electrical outlet.
Sound level 23.1 dB(A)
Note
The sound level was tested at a bystander
position, which is within one meter of the test
device. The test device operated at low speed
with the maximum number of drives installed.
Fans System: 2 x 4 cm, 12V DC smart fan
Warning
To avoid potential injury or damage to
components, do not touch the fans while the
device 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)
Security slot Kensington security slot
QNAP External RAID Enclosure User Guide
Product Overview 5

Tip
Model specifications are subject to change without prior notice. To see the latest
specifications, go to https://www.qnap.com.
Package Contents
Item Quantity
TR-004U 1
Power cord 1
USB Type-C to Type-A connector cable 1
Drive tray keys 2
USB cable clip 1
Screws for 3.5-inch drives 16
Screws for 2.5-inch drives 12
Handle kit • 2 x handles
• 2 x angle brackets
• 8 x screws
Quick Installation Guide (QIG) 1
Components
Front Panel
No. Component No. Component
1 Drive LEDs 3 Status LED
2 USB LED - -
Rear Panel
QNAP External RAID Enclosure User Guide
Product Overview 6

No. Component No. Component
1 USB cable clip slot 5 Power switch
2 USB 3.0 Type-C port 6 Kensington security slot
3 Mode switch 7 Power input
4 Set button - -
Drive Numbering
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.
QNAP External RAID Enclosure User Guide
Product Overview 7

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.
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
Hardware and peripherals • NAS or server
• Storage drives
For details on compatible drives, go to https://www.qnap.com/
compatibility/.
• USB connector cable
Tools • Phillips #1 or #2 screwdriver
• Anti-static wrist strap
Setting up the RAID Enclosure
1. Place the RAID enclosure in an environment that meets the requirements.
For details, see Installation Requirements.
2. Install the RAID enclosure on a rack.
For details, see the following topics:
•Rail Kits
•Installing Handles
3. Install the drives.
For details, see the following topics:
•Installing 3.5-inch Drives on 3.5-inch Trays
•Installing 2.5-inch Drives on 3.5-inch Trays
4. Connect the power cord.
QNAP External RAID Enclosure User Guide
Product Overview 8

5. Connect the RAID enclosure to your NAS or server.
For details, see the following topics:
•Connecting the RAID Enclosure to a NAS
•Connecting the RAID Enclosure to a Server
6. Power on the RAID enclosure.
7. Optional: Configure the RAID settings.
For details, see RAID Configuration.
QNAP External RAID Enclosure User Guide
Product Overview 9

3. Hardware Installation
This section provides information on installing drives and handles and connecting the RAID enclosure to a
NAS or server.
Drive Installation
The TR-004U is compatible with 3.5-inch and 2.5-inch hard drives and 2.5-inch solid-state drives.
Installing 3.5-inch Drives on 3.5-inch Trays
Warning
• Installing a drive deletes all data on the drive, unless the RAID enclosure is in
Individual or Software Control mode.
• Observe electrostatic discharge (ESD) procedures to avoid damage to components.
1. Power off the RAID Enclosure.
2. Remove a drive tray.
a. Optional: Unlock the tray.
Note
The preinstalled drive trays come unlocked.
Important
Ensure that the drive tray keys are stored in a safe place.
b. Pull the handle to release the tray.
c. Pull the tray out.
QNAP External RAID Enclosure User Guide
Hardware Installation 10

3. Install a drive on the tray.
a. 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.
b. Attach the screws.
4. Load the tray into the drive bay.
a. Insert the tray into the bay.
b. Push the handle.
QNAP External RAID Enclosure User Guide
Hardware Installation 11

c. Optional: Lock the tray.
5. Power on the RAID enclosure.
Important
The RAID enclosure may take up to 30 seconds to detect the installation of the new drive.
Installing 2.5-inch Drives on 3.5-inch Trays
Warning
• Installing a drive deletes all data on the drive, unless the RAID enclosure is in
Individual or Software Control mode.
QNAP External RAID Enclosure User Guide
Hardware Installation 12

• Observe electrostatic discharge (ESD) procedures to avoid damage to components.
1. Power off the RAID enclosure.
2. Remove a drive tray.
a. Optional: Unlock the tray.
Note
The preinstalled drive trays come unlocked.
Important
Ensure that the drive tray keys are stored in a safe place.
b. Pull the handle to release the tray.
c. Pull the tray out.
QNAP External RAID Enclosure User Guide
Hardware Installation 13

3. Install a drive on the tray.
a. 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.
b. Attach the screws.
4. Load the tray into the drive bay.
a. Insert the tray into the bay.
b. Push the handle.
QNAP External RAID Enclosure User Guide
Hardware Installation 14

c. Optional: Lock the tray.
5. Power on the RAID enclosure.
Important
The RAID enclosure may take up to 30 seconds to detect the installation of the new drive.
Installing Handles
Installing handles enables you to better grip and secure the RAID enclosure.
1. Power off the RAID enclosure.
2. Install a handle on an angle bracket.
QNAP External RAID Enclosure User Guide
Hardware Installation 15

a. Align the openings on the handle with the two round screw holes on the angle bracket.
b. Attach the screws to lock the handle to the angle bracket.
3. Install the angle bracket on the NAS.
a. Align the holes on the angle bracket with the holes on the chassis.
Note
Ensure that the handle faces the same direction as the front panel.
b. Attach the screws.
4. Install a second handle on the other side of the chassis.
5. Power on the RAID enclosure.
Connecting the RAID Enclosure to a NAS
A QNAP NAS can support a maximum of two external RAID enclosures.
QNAP External RAID Enclosure User Guide
Hardware Installation 16

Warning
Boot failures may occur when disconnecting and reconnecting the external device from the
host device repeatedly within a short time. QNAP recommends waiting 10 seconds before
reconnecting the external device to the host device.
1. Connect the RAID enclosure to the NAS.
a. Connect a USB cable to the USB 3.0 Type-C port on the RAID enclosure.
b. Connect the USB cable to a USB port on the NAS.
c. Optional: Connect a second RAID enclosure to the NAS.
2. Power on the RAID enclosure.
3. Verify that the RAID enclosure is recognized by the NAS.
a. Log on to QTS as administrator.
b. Go to Main Menu > Storage & Snapshots > Overview > Storage .
c. Verify that the RAID enclosure is listed.
Connecting the RAID Enclosure to a Server
A Windows, macOS, or Linux server does not limit the number of RAID enclosures it can support. However,
QNAP recommends limiting the maximum number of connections to four RAID enclosures.
Warning
Boot failures may occur when disconnecting and reconnecting the external device from the
host device repeatedly within a short time. QNAP recommends waiting 10 seconds before
reconnecting the external device to the host device.
1. Connect the RAID enclosure to a server.
a. Connect a USB cable to the USB 3.0 Type-C port on the RAID enclosure.
QNAP External RAID Enclosure User Guide
Hardware Installation 17

b. Connect the USB cable to a USB port on the server.
c. Optional: Connect additional RAID enclosures to the server.
2. Power on the RAID enclosure.
3. Verify that the RAID enclosure is recognized by the server.
a. Go to your server's disk management utility or open QNAP External RAID Manager in Windows or
macOS.
b. Verify that the RAID enclosure is listed.
Attaching the USB Cable Clip
Important
The USB cable clip keeps the cable near the enclosure to avoid potential damage to the
cable or any nearby components.
The clip is not intended to be removed after attaching it to the RAID enclosure.
1. Insert the cable clip into the cable clip slot.
QNAP External RAID Enclosure User Guide
Hardware Installation 18

2. Insert the cable into the clip.
3. Fasten the clip to secure the cable.
QNAP External RAID Enclosure User Guide
Hardware Installation 19