USB 3.0 Dual 2.5” SATA HDD/SSD RAID
Enclosure
S252BU33R
*actual product may vary from photos
DE: Bedienungsanleitung - de.startech.com
FR: Guide de l'utilisateur - fr.startech.com
ES: Guía del usuario - es.startech.com
IT: Guida per l'uso - it.startech.com
NL: Gebruiksaanwijzing - nl.startech.com
PT: Guia do usuário - pt.startech.com
For the most up-to-date information, please visit: www.startech.com
Manual Revision: 02/05/2015
FCC Compliance Statement
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 o 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 dierent from that to which the
receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help
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, and (2) this device must
accept any interference received, including interference that may cause undesired operation.
Changes or modications not expressly approved by StarTech.com could void the user’s
authority to operate the equipment.
Industry Canada Statement
This Class B digital apparatus complies with Canadian ICES-003.
Cet appareil numérique de la classe [B] est conforme à la norme NMB-003 du Canada.
CAN ICES-3 (B)/NMB-3(B)
Use of Trademarks, Registered Trademarks, and other Protected Names and Symbols
This manual may make reference to trademarks, registered trademarks, and other
protected names and/or symbols of third-party companies not related in any way to
StarTech.com. Where they occur these references are for illustrative purposes only and do not
represent an endorsement of a product or service by StarTech.com, or an endorsement of the
product(s) to which this manual applies by the third-party company in question. Regardless
of any direct acknowledgement elsewhere in the body of this document, StarTech.com hereby
acknowledges that all trademarks, registered trademarks, service marks, and other protected
names and/or symbols contained in this manual and related documents are the property of
their respective holders.
Instruction Manual
Table of Contents
Product Diagram ....................................................................................1
Front View ....................................................................................................................................................1
Rear View ...................................................................................................................................................... 1
Introduction ............................................................................................2
Packaging Contents ................................................................................................................................. 2
System Requirements .............................................................................................................................. 2
Hardware Installation ............................................................................2
Technical Support .................................................................................. 8
Warranty Information ............................................................................8
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Product Diagram
Front View
1. Power LED
2. Drive 1 activity LED
3. Drive 2 activity LED
Rear View
1. Built-in fan
2. Power switch
3. USB 3.0 port
4. Power adapter port
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Introduction
Packaging Contents
• 1 x USB 3.0 Dual 2.5” SATA HDD/SSD RAID Enclosure
• 1 x USB 3.0 cable
• 1 x USB to Power Cable (Type H Barrel)
• 1 x Universal Power Adapter (NA/EU/UK/AUS)
• 1 x Installation screw kit
• 1 x Quick install guide
System Requirements
• Computer system with available USB port
• 2x 2.5in SATA Hard drive (HDD) or Solid State Drive (SSD)
Hardware Installation
WARNING! Hard drives and storage enclosures require careful handling, especially
when being transported. If you are not careful with your hard disk, lost data may
result. Always handle your hard drive and storage device with caution. Be sure that
you are properly grounded by wearing an anti-static strap when handling computer
components or discharge yourself of any static electricity build-up by touching a large
grounded metal surface (such as the computer case) for several seconds.
1. The back panel of the enclosure is held securely in place with four screws. Use a
Philip’s head screw driver to remove the screws.
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NOTE: For brand new out of the box installations, this step is not required as the
screws are not installed.
2. Grasp the back panel and gently slide it outward away from the enclosure to reveal
the drive tray.
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3. Place the drive tray on its side, so the green set RAID button is facing upward.
Green set RAID button
4. Slide a 2.5in HDD/SSD into each of the drive trays, so that the SATA plug on the
drives line up with the SATA reciprocals on each of the drive bays.
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5. Fix the drives into place by using a Philip’s head screw driver to drive eight of the
drive screws (silver) into each of the drive mounting holes on the drive tray (four on
either side).
6. Set your desired RAID conguration.
The RAID mode dip switches (1 & 2), located next to the green set RAID button,
enable you to set your desired RAID conguration between RAID 0, RAID 1, JBOD
and BIG. Using the dip switches and the table below, set the dip switches to your
desired RAID mode.
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RAID Mode Description Switch 1 Switch 2
RAID 0 Striping - Improves system performance On On
RAID1
BIG
JBOD
Mirror – Creates a redundant drive on the
second drive for security
Spanning – Creates a large single drive
volume consisting of both drives.
Just a Bunch of Disks – Allows access to both
drives individually
On O
O On
O O
Setting Your RAID Conguration
a) Using the RAID mode dip switches, and the above table, set the device to your
desired RAID Mode.
b) Power on the drive tray by connect the included power adapter from the power
adapter port on the back of the drive tray, to an available power outlet, and place
the power switch in the “on” position.
c) Hold the green set RAID button for at least 10 seconds, or until you see the green
power LED turn red and blue LEDs begin to blink, and then release the button.
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d) Your RAID conguration has now been set.
Note: To complete installation, power o the drive tray by placing the power switch
in the “o” position, and disconnecting the power adapter.
7.Slide the drive tray back into the enclosure, and replace the four screws on the back
panel using a Philip’s head screw driver.
8. Using the included power adapter, connect the power adapter port on the
enclosure to an available power outlet.
9. Connect the USB 3.0 cable from the enclosure to a USB port on the host computer
system.
Your enclosure is now ready to use.
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Technical Support
StarTech.com’s lifetime technical support is an integral part of our commitment to
provide industry-leading solutions. If you ever need help with your product, visit
www.startech.com/support and access our comprehensive selection of online tools,
documentation, and downloads.
For the latest drivers/software, please visit www.startech.com/downloads
Warranty Information
This product is backed by a two year warranty.
In addition, StarTech.com warrants its products against defects in materials
and workmanship for the periods noted, following the initial date of purchase.
During this period, the products may be returned for repair, or replacement with
equivalent products at our discretion. The warranty covers parts and labor costs only.
StarTech.com does not warrant its products from defects or damages arising from
misuse, abuse, alteration, or normal wear and tear.
Limitation of Liability
In no event shall the liability of StarTech.com Ltd. and StarTech.com USA LLP (or their
ocers, directors, employees or agents) for any damages (whether direct or indirect,
special, punitive, incidental, consequential, or otherwise), loss of prots, loss of business,
or any pecuniary loss, arising out of or related to the use of the product exceed the
actual price paid for the product. Some states do not allow the exclusion or limitation
of incidental or consequential damages. If such laws apply, the limitations or exclusions
contained in this statement may not apply to you.
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Hard-to-nd made easy. At StarTech.com, that isn’t a slogan. It’s a promise.
StarTech.com is your one-stop source for every connectivity part you need. From
the latest technology to legacy products — and all the parts that bridge the old and
new — we can help you nd the parts that connect your solutions.
We make it easy to locate the parts, and we quickly deliver them wherever they need
to go. Just talk to one of our tech advisors or visit our website. You’ll be connected to
the products you need in no time.
Visit www.startech.com for complete information on all StarTech.com products and
to access exclusive resources and time-saving tools.
StarTech.com is an ISO 9001 Registered manufacturer of connectivity and technology
parts. StarTech.com was founded in 1985 and has operations in the United States,
Canada, the United Kingdom and Taiwan servicing a worldwide market.
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